American Chemical Suppliers

A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.

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Product
SPDP SPDP. Uses: A heterobifunctional cross-linker. Synonyms: N-Succinimidyl 3-(2-Pyridyldithio)Propionate; UNII-2OHG8V08NL; SPDP NHS Ester; 3-(2-Pyridyldithio)Propionic Acid N-Hydroxysuccinimide Ester. Grade: ≥ 97% (HPLC). CAS No. 68181-17-9. Molecular formula: C12H12N2O4S2. Mole weight: 312.37. BOC Sciences
SPDP SPDP. CAS No. 68181-17-9. Pack Sizes: Milligram Quantities: 100 mg. Order Number: CL210. Prochem Inc
www.prochemonline.com
SPDP Crosslinker SPDP contains a dithiopyridyl group which is reactive towards cysteines (-SH groups) and an NHS group, which is useful when targeting primary amines (-NH2 groups). SPDP releases a byproduct, pyridine-2-thione after reacting with free sulfhydryl groups. By measuring the release of this byproduct at 343nm, the reaction can be easily followed. Contains a disulfide linkage in its spacer arm with a length of 6.8. Group: Biochemicals. Alternative Names: N-succinimidyl-3- (2-pyridyldithio) propionate; 3- (2-Pyridyldithio) propionic acid N-hydroxysuccinimide ester; 3- (2-Pyridyldithio) propionic acid NHS ester. Grades: Highly Purified. CAS No. 68181-17-9. Pack Sizes: 50mg, 250mg. US Biological Life Sciences. USBiological 4
Worldwide
SPDV SPDV is a cleavable ADC linker used for diagnosis and treatment of cancer or B cell proliferative diseas. Uses: Scientific research. Group: Signaling pathways. CAS No. 317331-86-5. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg. Product ID: HY-129371. MedChemExpress MCE
Spearmint Extract Spearmint Extract. Applications: Prevent cold, cough, headache, abdominal pain, bloating, dysmenorrhea. Group: Others. Synonyms: Spearmint Extract; 84696-51-5; Menthaspicata L. CAS No. 84696-51-5. Purity: 4-10:1 by TLC. Appearance: Yellow fine powder. Storage: 2 years under well storage situation and stored away from direct sun light. Source: whole herb. Species: Menthaspicata L. Spearmint Extract; 84696-51-5; Menthaspicata L; plant extract. Pack: 25KG/Drum with double plastic bag of foodstuff inside. Cat No: EXTW-183. Creative Enzymes
Spearmint Oil Native Spearmint Oil Native. CAS No. 8008-79-5. FEMA No. 3032. Kosher: Y. VIGON Item # 500360. Categories: Speciality Ingrdients Suppliers, Flavors, Fragrances, Perfumers. Vigon
America & Internationally
Spearmint Oil Terpeneless Spearmint Oil Terpeneless. CAS No. 68917-46-4. Kosher: Y. VIGON Item # 504920. Categories: Speciality Ingrdients Suppliers, Flavors, Fragrances, Perfumers, Aromatherapy, Essetial Oils. Vigon
America & Internationally
Spebrutinib Spebrutinib (AVL-292; CC-292) is a covalent, orally active, and highly selective with an IC50 of 0.5 nM. Uses: Scientific research. Group: Signaling pathways. Alternative Names: AVL-292; CC-292. CAS No. 1202757-89-8. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 50 mg; 100 mg. Product ID: HY-18012. MedChemExpress MCE
special ethylene copolymer special ethylene copolymer. Group: Polymers. Alfa Chemistry Materials 3
Specially pectinase for tea making A specially pectinase used in orthodox processing which improves the mixing of tea components and the efficiency of biological chemical reactions involved in tea making. Applications: Improving the mixing of tea components. Group: Enzymes. CAS No. 9032-75-1. Pectinase. Appearance: powder or liquid. Pectinase; for Fruit Juice; Pectinase; Fruit Juice Enzymes; flour; Degrade pectic substance; pectic; Pectinase for Fruit Juice; FJE-1411. Pack: 25kg/paper barrel (powder form), 30kg/polyster barrel (liquid form). Cat No: TAC-3212. Creative Enzymes
Specialty Elastomers Specialty Elastomers. Group: Polymers. Alfa Chemistry Materials 3
Specific Graphene for Heat Dissipation and Antistatic Plastics Carbon black oil appears as a dark colored liquid with a petroleum-like odor. Less dense than water and insoluble in water. Vapors heavier than air.;Carbon, activated is a black grains that have been treated to improve absorptive ability. May heat spontaneously if not properly cooled after manufacture.;Carbon, animal or vegetable origin appears as a black powder or granular mixed with a tar or starch and water binder pressed into regular lumps or briquettes. Heats slowly and ignites in air especially if wet.;Graphite (natural) appears as a mineral form of the element carbon. Hexagonal crystals or thin leaf-like layers. Steel-gray to black with a metallic luster and a greasy feel. An electrical conductor. Used for high-temperature crucibles, as a lubricant and in "lead" pencils.;DryPowder; DryPowder, Liquid; DryPowder, PelletsLargeCrystals; DryPowder, PelletsLargeCrystals, WetSolid, OtherSolid, Liquid; DryPowder, WetSolid, Liquid; Liquid; OtherSolid; OtherSolid, GasVapor, Liquid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid, Liquid; WetSolid; WetSolid, Liquid;OtherSolid; PelletsLargeCrystals;DryPowder; DryPowder, OtherSolid; DryPowder, PelletsLargeCrystals; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSolid;DryPowder; DryPowder, OtherSolid; DryPowder, PelletsLargeCrystals; DryPowder, WetSolid; Liquid; OtherSolid; PelletsLargeCrystals; Pellet… Alfa Chemistry Materials 7
Specific Gravity - PT Proficiency Testing Material. Group: Atomic absorption spectroscopy (aas). Alfa Chemistry Analytical Products
Speciociliatine Speciociliatine. Group: Biochemicals. Alternative Names: (a-E, 2S, 3S, 12bR) -3-ethyl-1, 2, 3, 4, 6, 7, 12, 12b-octahydro-8-methoxy-a- (methoxymethylene) indolo[2, 3-a]quinolizine-2-acetic acid methyl ester; Speciociliatin; (3b,16E,20b)-16,17-Didehydro-9,17-dimethoxycorynan-16-carboxylic acid methyl ester. Grades: Highly Purified. CAS No. 14382-79-7. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C23H30N2O4. US Biological Life Sciences. USBiological 8
Worldwide
Specneuzhenide Specneuzhenide. Group: Biochemicals. CAS No. 39011-92-2. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 9
Worldwide
Specnuezhenide Specnuezhenide. Group: Biochemicals. Alternative Names: 8Z-Nuezhenide A. Grades: Plant Grade. CAS No. 449733-84-0. Pack Sizes: 20mg. Molecular Formula: C31H42O17, Molecular Weight: 686.654999999999. US Biological Life Sciences. USBiological 9
Worldwide
Spectinomycin Spectinomycin. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1695-77-8. Molecular formula: C14H24N2O7. Mole weight: 332.35. Catalog: APB1695778. Alfa Chemistry Analytical Products 4
Spectinomycin Ready Made Solution, 100 mg/mL in DMSO/H2O, 1:1. Group: Fluorescence/luminescence spectroscopy. Alfa Chemistry Analytical Products 3
Spectinomycin Spectinomycin is an aminoglycoside antibiotic isolated from Streptomyces spectabilis. Spectinomycin, a derivative of streptomyces spectabilis, has been found to be effective against gram-negative bacteria. Synonyms: Actinospectacin; Espectinomicina; Togamycin. Grade: ≥95%. CAS No. 1695-77-8. Molecular formula: C14H24N2O7. Mole weight: 332.35. BOC Sciences
Spectinomycin dihydrochloride Spectinomycin dihydrochloride is a broad-spectrum antibiotic and inhibits the growth of a variety of gram-positive and gram-negative organisms. Spectinomycin dihydrochloride acts by selectively targeting to the bacterial ribosome and interrupting protein synthesis. Spectinomycin dihydrochloride is also a noncompetitive inhibitor of td intron RNA with an K i value of 7.2 mM [1] - [5]. Uses: Scientific research. Group: Natural products. CAS No. 21736-83-4. Pack Sizes: 10 mM * 1 mL; 500 mg; 1 g; 5 g; 25 g. Product ID: HY-B0438. MedChemExpress MCE
Spectinomycin Dihydrochloride An antibiotic used in the treatment and control of infectious bacterial enteritis in animals. Used in drug testing against nonreplicating mycobacterium tuberculosis. Group: Biochemicals. Alternative Names: (2R, 4aR, 5aR, 6S, 7S, 8R, 9S, 9aR, 10aS)-decahydro-4a, 7, 9-trihydroxy-2-methyl-6, 8-bis(methylamino)-4H-pyrano[2, 3-b][1, 4]benzodioxin-4-one Hydrochloride; (+)-Spectinomycin Dihydrochloride; NSC 248616; Spectinomycin Hydrochloride; Stanilo. Grades: Highly Purified. CAS No. 21736-83-4. Pack Sizes: 1g, 10g. US Biological Life Sciences. USBiological 2
Worldwide
Spectinomycin dihydrochloride pentahydrate The dihydrochloride pentahydrate salt form of Spectinomycin, an aminoglycoside antibiotic isolated from Streptomyces spectabilis, has been found to be effective against gram-negative bacteria. Uses: Anti-bacterial agents. Synonyms: Spectam; Spectogard; Spectinomycin HCl pentahydrate; Togamycin dihydrochloride pentahydrate; [2R-(2α,4aβ,5aβ,6β,7β,8β,9α,9aα,10aβ)]-Decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-4H-pyrano[2,3-b][1,4]benzodioxin-4-one Dihydrochloride Pentahydrate; Actinospectacin dihydrochloride pentahydrate. Grade: 98%. CAS No. 22189-32-8. Molecular formula: C14H24N2O7.2HCl.5H2O. Mole weight: 495.35. BOC Sciences
Spectinomycin dihydrochloride pentahydrate analytical standard. Group: Application areaspharma & vet compounds & metabolitesstandards for environmental regulatory methodspharma & vet compounds & metabolites. Alternative Names: Spectinomycin hydrochloride hydrate, Spectinomycin dihydrochloride pentahydrate, 4H-Pyrano[2,3-b][1,4]benzodioxin-4-one, decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, dihydrochloride, pentahydrate, [2R-(2?,4a?,5a?,6?,7?,8?,9?,9a?,10a?)]-, 4H-Pyrano[2,3-b][1,4]benzodioxin-4-one, decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, dihydrochloride, pentahydrate, (2R,4aR,5aR,6S,7S,8R,9S,9aR,10aS)- (9CI),4H-Pyrano[2,3-b][1,4]benzodioxin-4-one, decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, dihydrochloride, pentahydrate (8CI). Alfa Chemistry Analytical Products
Spectinomycin dihydrochloride pentahydrate powder, BioReagent, suitable for cell culture. Group: Fluorescence/luminescence spectroscopy. Alfa Chemistry Analytical Products
Spectinomycin dihydrochloride pentahydrate Spectinomycin dihydrochloride pentahydrate is a broad-spectrum antibiotic and inhibits the growth of a variety of gram-positive and gram-negative organisms. Spectinomycin dihydrochloride pentahydrate acts by selectively targeting to the bacterial ribosome and interrupting protein synthesis. Spectinomycin dihydrochloride pentahydrate is also a noncompetitive inhibitor of td intron RNA with an K i value of 7.2 mM [1] - [5]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: Spectinomycin hydrochloride hydrate. CAS No. 22189-32-8. Pack Sizes: 10 mM * 1 mL; 500 mg. Product ID: HY-B1828A. MedChemExpress MCE
Spectinomycin Dihydrochloride Pentahydrate ≥780ug/mg Appearance:?White crystalline powder. Group: Biochemicals. Alternative Names: Actinospectacin Dihydrochloride pentahydrate. Grades: Reagent Grade. CAS No. 22189-32-8,21736-83-4. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences. USBiological 5
Worldwide
Spectinomycin EP Impurity F Spectinomycin EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1323437-06-4. Molecular formula: C14H26N2O7. Mole weight: 334.37. Catalog: APB1323437064. Alfa Chemistry Analytical Products 4
Spectinomycin EP Impurity G Spectinomycin EP Impurity G. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1323437-07-5. Molecular formula: C14H24N2O8. Mole weight: 348.35. Catalog: APB1323437075. Alfa Chemistry Analytical Products 4
Spectinomycin hydrochloride United States Pharmacopeia (USP) Reference Standard. Group: Pharmacopeia & metrological institutes standardseuropean pharmacopoeia (ph. eur.)pharmacopoeial standards. Alternative Names: 4H-Pyrano[2,3-b][1,4]benzodioxin-4-one, decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, dihydrochloride, pentahydrate, (2R,4aR,5aR,6S,7S,8R,9S,9aR,10aS)- (9CI), Spectinomycin hydrochloride hydrate, 4H-Pyrano[2,3-b][1,4]benzodioxin-4-one, decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, dihydrochloride, pentahydrate, [2R-(2?,4a?,5a?,6?,7?,8?,9?,9a?,10a?)]-, Spectinomycin dihydrochloride pentahydrate,4H-Pyrano[2,3-b][1,4]benzodioxin-4-one, decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, dihydrochloride, pentahydrate (8CI). Alfa Chemistry Analytical Products 4
Spectinomycin Hydrochloride Pentahydrate. Spectinomycin, sold under the tradename Trobicin among others, is an antibiotic useful for the treatment of gonorrhea infections.[1] It is given by injection into a muscle.[1]. Group: Biochemicals. Alternative Names: (2R, 4aR, 5aR, 6S, 7S, 8R, 9S, 9aR, 10aS)-Decahydro-4a, 7, 9- trihydroxy-2-methyl-6,8-bis(methylamino)-4H-pyrano[2,3-b][1,4] benzodioxin-4-one Hydrochloride Pentahydrate. Grades: Highly Purified. CAS No. 1695-77-8. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. US Biological Life Sciences. USBiological 5
Worldwide
Spectinomycin Sulfate Aminocyclitol antibiotic that act as an inhibitor of protein synthesis in the bacterial cell; the site of action is the 30S ribosomal subunit. Group: Biochemicals. Alternative Names: 2R, 4aR, 5aR, 6S, 7S, 8R, 9S, 9aR, 10aS)-4a, 7, 9-Trihydroxy-2-methyl-6, 8-bis (methylamino)decahydro-4H-pyrano[2, 3-b][1, 4]benzodioxin-4-one sulfate. Grades: Reagent Grade. CAS No. 23312-56-3. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences. USBiological 5
Worldwide
Spectinomycin Sulfate Spectinomycin sulfate is an aminocyclitol aminoglycoside antibiotic produced by Streptomyces spectabilis with bacteriostatic activity. It is active against gram-negative bacteria and used for the treatment of gonorrhea. Uses: Anti-bacterial agents. Synonyms: Spectinomycin sulphate; NSC100859; (2R,4aR,5aR,6S,7S,8R,9S,9aR,10aS)-4a,7,9-Trihydroxy-2-methyl-6,8-bis(methylamino)decahydro-4H-pyrano[2,3-b][1,4]benzodioxin-4-one sulfate (1:1); Actinospectacin sulfate; 4H-Pyrano[2,3-b][1,4]benzodioxin-4-one, decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, [2R-(2α,4aβ,5aβ,6β,7β,8β,9α,9aα,10aβ)]-, sulfate (1:1) (salt). Grade: 95%. CAS No. 23312-56-3. Molecular formula: C14H24N2O7.H2O4S. Mole weight: 430.43. BOC Sciences
Spectinomycin sulfate tetrahydrate 1g Pack Size. Group: Antibiotics, Bioactive Small Molecules, Research Organics & Inorganics. Formula: C14H26N2O11S · 4H2O. CAS No. 64058-48-6. Prepack ID 90022082-1g. Molecular Weight 502.49. See USA prepack pricing. Molekula Americas
Spectinomycin sulfate tetrahydrate 1g Pack Size. Group: Antibiotics, Bioactive Small Molecules, Research Organics & Inorganics. Formula: C14H26N2O11S · 4H2O. CAS No. 64058-48-6. Prepack ID 46452114-1g. Molecular Weight 502.49. See USA prepack pricing. Molekula Americas
Spectinomycin sulfate tetrahydrate 5mg Pack Size. Group: Antibiotics, Bioactive Small Molecules, Research Organics & Inorganics. Formula: C14H26N2O11S · 4H2O. CAS No. 64058-48-6. Prepack ID 46452114-5mg. Molecular Weight 502.49. See USA prepack pricing. Molekula Americas
Spectinomycin sulfate tetrahydrate Spectinomycin sulfate tetrahydrate. Uses: Designed for use in research and industrial production. Additional or Alternative Names: SPECTINOMYCIN SULFATE;SPECTINOMYCIN SULPHATE;U-18409E;U 18409E, ANTIBIOTIC;Spectinomycin sulfate tetrahydrate;SPECTINOMYCINHCL;Actinospectacin, tetrahydrate, sulfate;Spectinomycin, tetrahydrate, sulfate. Product Category: Heterocyclic Organic Compound. Appearance: White crystalline. CAS No. 64058-48-6. Molecular formula: C14H24N2O7.H2SO4.4(H2O). Mole weight: 502.49. Purity: USP29/EP5/BP2007. IUPACName: Spectinomycin sulfate tetrahydrate. Canonical SMILES: CC1CC(=O)C2(C(O1)OC3C(C(C(C(C3O2)NC)O)NC)O)O.O.O.O.O.OS(=O)(=O)O. Product ID: ACM64058486. Alfa Chemistry — ISO 9001:2015 Certified. Alfa Chemistry. 4
Spectinomycin Sulfate Tetrahydrate An aminocyclitol antibiotic similar to aminoglycosides. Synonyms: Actinospectacin tetrahydrate sulfate; 4H-Pyrano[2,3-b][1,4]benzodioxin-4-one, decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, (2R,4aR,5aR,6S,7S,8R,9S,9aR,10aS)-, sulfate, hydrate (1:1:4). Grade: >95%. CAS No. 64058-48-6. Molecular formula: C14H24N2O7.H2O4S.4H2O. Mole weight: 502.49. BOC Sciences
Spectrin from human erythrocytes buffered aqueous glycerol solution. Group: Fluorescence/luminescence spectroscopy. Alfa Chemistry Analytical Products 2
Spectrophotometer cuvettes, polystyrene Spectrophotometer cuvettes, polystyrene. Group: Polystyrene (ps). Alfa Chemistry Materials 3
Speed Pfu DNA Polymerase Speed Pfu DNA Polymerase. Speed pfu dna polymerase is a hot start, high fidelity and high processivity dna polymerase. speed pfu dna polymerase has an extension rate of up to 6 kb/min. speed pfu dna polymerase has high extension rate, fidelity, and amplification efficiency. extension rate is about 2-6 kb/min. amplification of genomic dna fragment up to 15 kb. amplification of plasmid dna fragment up to 20 kb. Group: Cloning Enzymes. Purity: 250U; 500U. Storage: Store at -20 ?. Cat No: CE-3016. Creative Enzymes
Spegatrine Spegatrine isolated from the roots of Rauvolfia verticillata. Grade: 0.98. CAS No. 47326-53-4. Molecular formula: C20H25N2O2. Mole weight: 325.4. BOC Sciences 9
Sperabillin A It is produced by the strain of Pseudomonas fluorescens YK-437. In vitro it has the effect of anti-pyomonas aeruginosa, alkali-producing faecal bacteria, acinetobacter calcium acetate and staphylococcus aureus. It also has antibacterial effect on Staphylococcus aureus and Pseudomonas aeruginosa resistant to methicillin, streptomycin, kanamycin, gentamicin, erythromycin, lincomycin, etc. It is used in mice infected with Staphylococcus aureus, Streptococcus pyogenes and E. coli O-111 with ED50 (mg/kg, subcutaneous) of 1.31, 8.13 and 67.2, respectively. Synonyms: L-threo-Hexonamide, 3-amino-N-(3-amino-3-iminopropyl)-2,3,4,6-tetradeoxy-6-[[(2E,4Z)-1-oxo-2,4-hexadien-1-yl]amino]-; L-threo-Hexonamide, 3-amino-N-(3-amino-3-iminopropyl)-2,3,4,6-tetradeoxy-6-[(1-oxo-2,4-hexadienyl)amino]-, (E,Z)-; Antibiotic TAN 749A. CAS No. 111337-86-1. Molecular formula: C15H27N5O3. Mole weight: 325.41. BOC Sciences 12
Sperabillin B It is produced by the strain of Pseudomonas fluorescens YK-437. In vitro it has the effect of anti-pyomonas aeruginosa, alkali-producing faecal bacteria, acinetobacter calcium acetate and staphylococcus aureus. It also has antibacterial effect on Staphylococcus aureus and Pseudomonas aeruginosa resistant to methicillin, streptomycin, kanamycin, gentamicin, erythromycin, lincomycin, etc. It is used in mice infected with Staphylococcus aureus, Streptococcus pyogenes and E. coli O-111 with ED50 (mg/kg, subcutaneous) of 0.35, 8.84 and 27.3, respectively. Synonyms: D-xylo-Heptonamide, 3-amino-N-(3-amino-3-iminopropyl)-2,3,4,6,7-pentadeoxy-6-((1-oxo-2,4-hexadienyl)amino)-, (E,Z)-; D-xylo-Heptonamide, 3-amino-N-(3-amino-3-iminopropyl)-2,3,4,6,7-pentadeoxy-6-[[(2E,4Z)-1-oxo-2,4-hexadienyl]amino]-; Antibiotic TAN 749B. CAS No. 111337-85-0. Molecular formula: C16H29N5O3. Mole weight: 339.43. BOC Sciences 12
Sperabillin C It is produced by the strain of Pseudomonas fluorescens YK-437. In vitro it has the effect of anti-pyomonas aeruginosa, alkali-producing faecal bacteria, acinetobacter calcium acetate and staphylococcus aureus. It also has antibacterial effect on Staphylococcus aureus and Pseudomonas aeruginosa resistant to methicillin, streptomycin, kanamycin, gentamicin, erythromycin, lincomycin, etc. It is used in mice infected with Staphylococcus aureus and E. coli O-111 with ED50 (mg/kg, subcutaneous) of 12.5 and 50, respectively. Synonyms: L-threo-Hexonamide, 3-amino-N-(3-amino-3-iminopropyl)-2,3,4,6-tetradeoxy-6-[[(2E,4E)-1-oxo-2,4-hexadien-1-yl]amino]-; L-threo-Hexonamide, 3-amino-N-(3-amino-3-iminopropyl)-2,3,4,6-tetradeoxy-6-[(1-oxo-2,4-hexadienyl)amino]-, (E,E)-; Antibiotic TAN 749C. CAS No. 111337-84-9. Molecular formula: C15H27N5O3. Mole weight: 325.41. BOC Sciences 12
Sperabillin D It is produced by the strain of Pseudomonas fluorescens YK-437. In vitro it has the effect of anti-pyomonas aeruginosa, alkali-producing faecal bacteria, acinetobacter calcium acetate and staphylococcus aureus. It also has antibacterial effect on Staphylococcus aureus and Pseudomonas aeruginosa resistant to methicillin, streptomycin, kanamycin, gentamicin, erythromycin, lincomycin, etc. It is used in mice infected with Staphylococcus aureus and E. coli O-111 with ED50 (mg/kg, subcutaneous) of 1.82 and 55.9, respectively. Synonyms: D-xylo-Heptonamide, 3-amino-N-(3-amino-3-iminopropyl)-2,3,4,6,7-pentadeoxy-6-[[(2E,4E)-1-oxo-2,4-hexadien-1-yl]amino]-; D-xylo-Heptonamide, 3-amino-N-(3-amino-3-iminopropyl)-2,3,4,6,7-pentadeoxy-6-((1-oxo-2,4-hexadienyl)amino)-, (E,E)-; Antibiotic TAN 749D. CAS No. 111465-40-8. Molecular formula: C16H29N5O3. Mole weight: 339.43. BOC Sciences 12
Speract Speract, a peptide associated with eggs of sea urchin, Lytechinus pictus, regulates sperm motility, also stimulates sperm mitochondrial metabolism. Synonyms: H-Gly-Phe-Asp-Leu-Asn-Gly-Gly-Gly-Val-Gly-OH; glycyl-L-phenylalanyl-L-alpha-aspartyl-L-leucyl-L-asparagyl-glycyl-glycyl-glycyl-L-valyl-glycine. CAS No. 76901-59-2. Molecular formula: C38H57N11O14. Mole weight: 891.92. BOC Sciences
Spergualin It is produced by the strain of Bacillus sp. BMG 162-aF2. It has anti-gram-positive bacteria and negative bacteria effects. Spergualin of 1.56-25.0 mg/(kg.d) in mice with intraperitoneal infection of leukemia L-1210 has a life-prolonging effect, Spergualin of 6.25 mg/(kg.d) can survive all animals at 60 days. Spergualin of 12.5-50 mg/(kg.d) (subcutaneous inoculation, intraperitoneal administration) in mice with Leukemia L-1210 (solid type) can survive all animals in the 3 groups at 30 days. Synonyms: Antibiotic BMG 162aF2; (S)-7-Guanidino-N-[(S)-2-[[4-[(3-aminopropyl)amino]butyl]amino]-1-hydroxy-2-oxoethyl]-3-hydroxyheptanamide; Heptanamide, 7-[(aminoiminomethyl)amino]-N-[(1S)-2-[[4-[(3-aminopropyl)amino]butyl]amino]-1-hydroxy-2-oxoethyl]-3-hydroxy-, (3S)-. Grade: 95%. CAS No. 80902-43-8. Molecular formula: C17H34N7O4. Mole weight: 403.52. BOC Sciences
Spergualin trihydrochloride >95% (HPLC and TLC), from Bacillus laterosporus. Group: Fluorescence/luminescence spectroscopy. Alfa Chemistry Analytical Products 3
Spergualin trihydrochloride Spergualin trihydrochloride is a natural occurring antibiotic initially identified from culture filtrates of Bacillus laterosporus BMG162-aF2. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Spergualin trihydrochloride, UNII-X391873NYD, 80952-47-2. Product Category: Inhibitors. CAS No. 80952-47-2. Molecular formula: C17H40Cl3N7O4. Mole weight: 512.9. Purity: 0.96. IUPACName: (3S)-N-[(1S)-2-[4-(3-aminopropylamino)butylamino]-1-hydroxy-2-oxoethyl]-7-(diaminomethylideneamino)-3-hydroxyheptanamide;trihydrochloride. Canonical SMILES: C(CCN=C(N)N)CC(CC(=O)NC(C(=O)NCCCCNCCCN)O)O.Cl.Cl.Cl. Product ID: ACM80952472. Alfa Chemistry — ISO 9001:2015 Certified. Alfa Chemistry.
Spergualin Trihydrochloride Spergualin trihydrochloride is a natural antibiotic. Group: Biochemicals. Grades: Highly Purified. CAS No. 80952-47-2. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C17H40Cl3N7O4, Molecular Weight: 512.9. US Biological Life Sciences. USBiological 1
Worldwide
Sperm associated antigen 11 isoform A Sperm associated antigen 11 isoform A is an antimicrobial peptide (AMP) isolated from Pan troglodytes. It has activity against gram-positive bacteria and gram-negative bacteria. Synonyms: Asp-Leu-Leu-Pro-Pro-Arg-Thr-Pro-Pro-Tyr-Gln-Val-His-Ile-Ser-His-Gln-Glu-Ala-Arg-Gly-Pro-Ser-Phe-Lys-Ile-Cys-Val-Gly-Phe-Leu-Gly-Pro-Arg-Trp-Ala-Arg-Gly-Cys-Ser-Thr-Gly-Asn. Grade: >96%. BOC Sciences 11
Sperm associated antigen 11 isoform B Sperm associated antigen 11 isoform B is an antimicrobial peptide (AMP) isolated from Pan troglodytes. It has activity against gram-positive bacteria and gram-negative bacteria. Synonyms: Val-His-Ile-Ser-His-Gln-Glu-Ala-Arg-Gly-Pro-Ser-Phe-Lys-Ile-Cys-Val-Gly-Phe-Leu-Gly-Pro-Arg-Trp-Ala-Arg-Gly-Cys-Ser-Thr-Gly-Asn. Grade: >96%. BOC Sciences 11
Sperm associated antigen 11 isoform E Sperm associated antigen 11 isoform E is an antimicrobial peptide (AMP) isolated from Bos taurus. It has activity against gram-positive bacteria and gram-negative bacteria. Synonyms: Arg-Asn-Ile-Ile-Cys-Leu-Met-Gln-His-Gly-Thr-Cys-Arg-Leu-Phe-Phe-Cys-Arg-Ser-Gly-Glu-Lys-Lys-Ser-Glu-Ile-Cys-Ser-Asp-Pro-Trp-Asn-Arg-Cys-Cys-Ile. Grade: >96%. BOC Sciences 11
Sperm-associated antigen 11 variant E Sperm-associated antigen 11 variant E is an antimicrobial peptide (AMP) isolated from Canis lupus familiaris. Synonyms: Arg-Asp-Val-Ile-Cys-Leu-Thr-Gln-His-Gly-Thr-Cys-Arg-Leu-Phe-Phe-Cys-His-Phe-Gly-Glu-Arg-Lys-Ala-Glu-Ile-Cys-Ser-Asp-Pro-Trp-Asn-Arg-Cys-Cys. BOC Sciences 11
Spermidine Application Areas. Uses: For analytical and research use. Group: Reagents. Grades: analytical standard. CAS No. 124-20-9. Pack Sizes: 100MG. Alfa Chemistry Analytical Products 4
Spermidine analytical standard. Group: Application areas. Alfa Chemistry Analytical Products 4
Spermidine Spermidine is a polyamine formed from putrescine. It is found in almost all tissues in association with nucleic acids. It is found as a cation at all pH values, and is thought to help stabilize some membranes and nucleic acid structures. It is a precursor of spermine. Alternative Names: 1,5,10-Triazadecane. 4-Azaoctamethylenediamine. N1-(3-Aminopropyl)butane-1,4-diamine. CAS No. 124-20-9. Product ID: PIPE-0560. Molecular formula: C7H19N3. Mole weight: 145.25. EINECS: 204-689-0. SMILES: C(CCNCCCN)CN. Appearance: Off-White Low-Melting Solid to Clear Colourless Oil. Category: Natural Extract. Protheragen
Spermidine Spermidine - Product ID: NST-10-185. Category: Alkaloids. Alternative Names: 1,5,10-Triazadecane, 4-Azaoctane-1,8-diamine, N-(3-Aminopropyl)-1,4-butanediamine. Purity: 98%. Test method: HPLC. CAS No. 124-20-9. Pack Sizes: 1g, 2g, 5g, 10g. Appearance: White to off-white powder. Molecular formula: C7H19N3. Mole weight: 145.25. Storage: +2 … +8 °C. NATURE SCIENCE TECHNOLOGIES
Spermidine Spermidine maintains cell membrane stability, increases antioxidant enzymes activities, improving photosystem II (PSII), and relevant gene expression. Spermidine significantly decreases the H 2 O 2 and O 2.- contents [1]. Uses: Scientific research. Group: Natural products. CAS No. 124-20-9. Pack Sizes: 10 mM * 1 mL; 100 mg. Product ID: HY-B1776. MedChemExpress MCE
Spermidine-(butyl-13C4) trihydrochloride 99 atom % 13C, 95% (CP). Group: Fluorescence/luminescence spectroscopy. Alfa Chemistry Analytical Products
Spermidine-(butyl-d8) trihydrochloride 98 atom % D, 95% (CP). Group: Fluorescence/luminescence spectroscopy. Alfa Chemistry Analytical Products
Spermidine-d6 Trihydrochloride Spermidine-d6 Trihydrochloride is a labelled trihydrochloride derivative of Spermidine (S680400); a biogenic polyamine formed from putrescine and a precursor of Spermine (S680510). Spermidine is also essential for both normal and neoplastic tissue growth. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 10mg. Molecular Formula: C7H16D6Cl3N3. US Biological Life Sciences. USBiological 5
Worldwide
spermidine dehydrogenase A flavohemoprotein (FAD). Ferricyanide, 2,6-dichloroindophenol and cytochrome c can act as acceptor. 4-Aminobutanal condenses non-enzymically to 1-pyrroline. Group: Enzymes. Synonyms: spermidine:(acceptor) oxidoreductase. Enzyme Commission Number: EC 1.5.99.6. CAS No. 9076-64-6. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1573; spermidine dehydrogenase; EC 1.5.99.6; 9076-64-6; spermidine:(acceptor) oxidoreductase. Cat No: EXWM-1573. Creative Enzymes
spermidine dicoumaroyl transferase The enzyme from the plant Arabidopsis thaliana has no activity with sinapoyl-CoA (cf. EC 2.3.1.248, spermidine disinapoyl transferase). Group: Enzymes. Synonyms: SCT. Enzyme Commission Number: EC 2.3.1.249. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2198; spermidine dicoumaroyl transferase; EC 2.3.1.249; SCT. Cat No: EXWM-2198. Creative Enzymes
spermidine disinapoyl transferase The enzyme from the plant Arabidopsis thaliana has no activity with 4-coumaroyl-CoA (cf. EC 2.3.1.249, spermidine dicoumaroyl transferase). Group: Enzymes. Synonyms: SDT. Enzyme Commission Number: EC 2.3.1.248. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2197; spermidine disinapoyl transferase; EC 2.3.1.248; SDT. Cat No: EXWM-2197. Creative Enzymes
Spermidine Free Base Biogenic polyamine formed from putrescine, a precursor of spermine; essential for normal and neoplastic tissue growth, promoting T4 polynucleotide kinase. Acts as a neuronal nitric oxide synthetase inhibitor. Used in cancer research and cell culture media. Group: Biochemicals. Alternative Names: N1-(3-Aminopropyl)-1,4-butanediamine; N-(3-Aminopropyl)-1,4-butanediamine; 1,5,10-Triazadecane; 1,8-Diamino-4-azaoctane; 4-Azaoctane-1,8-diamine; N-(3-Aminopropyl)-1,4-diaminobutane; N-(3-Aminopropyl)-4-aminobutylamine; N-(4-Aminobutyl)-1,3-diaminopropane; Spermidin. Grades: Molecular Biology Grade. CAS No. 124-20-9. Pack Sizes: 1g, 5g, 25g. Molecular Formula: C?H??N?, Molecular Weight: 145.25. US Biological Life Sciences. USBiological 1
Worldwide
Spermidine free base cell culture tested 5g Pack Size. Group: Amines, Biochemicals, Organics, Research Organics & Inorganics. Formula: C7H19N3. CAS No. 124-20-9. Prepack ID 13986831-5g. Molecular Weight 145.25. See USA prepack pricing. Molekula Americas
Spermidine hydrochloride Spermidine hydrochloride maintains cell membrane stability, increases antioxidant enzymes activities, improving photosystem II (PSII), and relevant gene expression. Spermidine hydrochloride significantly decreases the H 2 O 2 and O 2.- contents [1]. Uses: Scientific research. Group: Natural products. CAS No. 334-50-9. Pack Sizes: 10 mM * 1 mL; 100 mg. Product ID: HY-B1776A. MedChemExpress MCE
Spermidine phosphate hexahydrate Spermidine phosphate hexahydrate. Group: Biochemicals. Grades: Reagent Grade. CAS No. 23273-82-7. Pack Sizes: 1g, 25g. US Biological Life Sciences. USBiological 5
Worldwide
spermidine synthase The enzymes from the plant Glycine max and from mammalia are highly specific for putrescine as the amine acceptor. The enzymes from the bacteria Escherichia coli and Thermotoga maritima prefer putrescine but are more tolerant towards other amine acceptors, such as spermidine and cadaverine. cf. EC 2.5.1.22 (spermine synthase) and EC 2.5.1.23 (sym-norspermidine synthase). Group: Enzymes. Synonyms: aminopropyltransferase; putrescine aminopropyltransferase; spermidine synthetase; SpeE; S-adenosylmethioninamine:putrescine 3-aminopropyltransferase. Enzyme Commission Number: EC 2.5.1.16. CAS No. 37277-82-0. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2752; spermidine synthase; EC 2.5.1.16; 37277-82-0; aminopropyltransferase; putrescine aminopropyltransferase; spermidine synthetase; SpeE; S-adenosylmethioninamine:putrescine 3-aminopropyltransferase. Cat No: EXWM-2752. Creative Enzymes

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