A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
S-tert-Butylthio-L-cysteine 99+% (TLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences.
Worldwide
steryl-β-glucosidase
Acts on glucosides of cholesterol and sitosterol, but not on some related sterols such as coprostanol. Group: Enzymes. Enzyme Commission Number: EC 3.2.1.104. CAS No. 69494-88-8. 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-3787; steryl-β-glucosidase; EC 3.2.1.104; 69494-88-8. Cat No: EXWM-3787.
steryl-sulfatase
Also acts on some related steryl sulfates. Group: Enzymes. Synonyms: arylsulfatase; steroid sulfatase; sterol sulfatase; dehydroepiandrosterone sulfate sulfatase; arylsulfatase C; steroid 3-sulfatase; steroid sulfate sulfohydrolase; dehydroepiandrosterone sulfatase; pregnenolone sulfatase; phenolic steroid sulfatase; 3-β-hydroxysteroid sulfate sulfatase. Enzyme Commission Number: EC 3.1.6.2. CAS No. 9025-62-1. 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-3753; steryl-sulfatase; EC 3.1.6.2; 9025-62-1; arylsulfatase; steroid sulfatase; sterol sulfatase; dehydroepiandrosterone sulfate sulfatase; arylsulfatase C; steroid 3-sulfatase; steroid sulfate sulfohydrolase; dehydroepiandrosterone sulfatase; pregnenolone sulfatase; phenolic steroid sulfatase; 3-β-hydroxysteroid sulfate sulfatase. Cat No: EXWM-3753.
S-(-)-Tetrahydrofurancarboxylic acid
Tetrahydrofurancarboxylic acid. CAS No. 87392-07-2. Categories: (s)-tetrahydrofuran-2-carboxylic acid.
Stevia leaf extract is prepared from the sweet leaf, the sunflower family (asteraceae) and is related to lettuce and marigolds. Stevioside and rebaudioside are natural constituents of stevia leaf extract. Stevioside is 250 times sweeter than sucrose, and have the potential to serve as non-caloric sweeteners. Stevia leaf extract is already in use as a food sweetener in a number of South American and Asian countries. Group: Others. Mole weight: 318.45. Stevia Leaf Extract; Stevia Rebaudiana Bertoni. Cat No: EXTC-003.
Steviol methyl ester. Uses: Designed for use in research and industrial production. Additional or Alternative Names: (10S)-13-hydroxy-kaur-16-en-19-oic acid methyl ester; Steriol-methylester; (-)-steviol methyl ester; Steviol methyl ester; (10S)-13-Hydroxy-kaur-16-en-19-saeure-methylester; (4aR)-Hydroxy-4bt,8c-dimethyl-12-methylen-8t-methylcarbonyl-(4arH.8acH)-1.2.4.4a. Product Category: Heterocyclic Organic Compound. CAS No. 14364-16-0. Molecular formula: C21H32O3. Mole weight: 332.477. Purity: 0.96. IUPACName: methyl (5β,8α,9β,10α,13α)-13-hydroxykaur-16-en-18-oate. Product ID: ACM14364160. Alfa Chemistry ISO 9001:2015 Certified.
Stevioside
Stevioside. Synonyms: beta-d-glucopyranosyl(1r, 4as, 7s, 8ar, 10as)-7-(2-o-(beta-d-glucopyranosyl)-alpha-d-glucopyranosyloxy)-1, 4a-dimethyl-12-methyleneperhydro-7, 8a-ethanophenanthren-1-carboxylate; beta-d-glucopyranosylester; kaur-16-en-18-oicacid, 13-((2-o-beta-d-glucopyranosyl-alpha-d-glucopyranosyl)o; steviosin; (4alpha)-beta-d-glucopyranosyl 13-[(2-o-beta-d-glucopyranosyl-beta-d-glucopyranosyl)oxy]kaur-16-en-18-oate;13-[(2-O-beta-D-Glucopyranosyl-alpha-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid beta-D-glucopyranosyl ester. CAS No. 57817-89-7. Pack Sizes: 1 kg. Product ID: CDF4-0161. Molecular formula: C38H60O18. Category: Sweeteners. Product Keywords: Food Ingredients; Sweeteners; Stevioside; CDF4-0161; 57817-89-7; C38H60O18; 260-975-5; 57817-89-7. Purity: 0.99. Color: White. EC Number: 260-975-5. Physical State: Powder. Solubility: DMSO: soluble25mg/mL, clear. Quality Level: 100. Storage: Sealed in dry,2-8°C. Application: The product has a refreshing sweet taste, sweetness is about 200-300 times that of sucrose. Slightly bitter taste at high concentrations, sweet taste in the mouth is not easy to disappear. The product is one of the natural sweeteners closest to sucrose. As low alorie food sweetener, it can low pressure. Boiling Point: 963.3±65.0 °C(Predicted). Melting Point: 198°C. Density: 1.53±0.1 g/cm3(Predicted).
Stevioside
Pharmacopeia & Metrological Institutes Standards; Food Additives, Flavours & Adulterants. Uses: For analytical and research use. Group: Reagents. Alternative Names: E 960, (4?)-13-[(2-O-?-D-Glucopyranosyl-?-D-glucopyranosyl)oxy]kaur-16-en-18-oic Acid ?-D-Glucopyranosyl Ester, Stevian 50, Stevioside (6CI,7CI), ?-G-Sweet,Kaur-16-en-18-oic acid, 13-[(2-O-?-D-glucopyranosyl-?-D-glucopyranosyl)oxy]-, ?-D-glucopyranosyl ester, (4?)-, 1H-2,10a-Ethanophenanthrene, kaur-16-en-18-oic acid deriv., Steviosin. CAS No. 57817-89-7. Pack Sizes: 30MG.
Stevioside
Stevioside is an orally active sweetener that can be isolated from Stevia rebaudiana , with antihypertensive, antihyperglycemic, antioxidant, anti-inflammatory and anti-tumor activities [1] [2]. Uses: Scientific research. Group: Natural products. CAS No. 57817-89-7. Pack Sizes: 10 mM * 1 mL; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-N0669.
Stevioside
United States Pharmacopeia (USP) Reference Standard. Group: Pharmacopeia & metrological institutes standardsfood additives, flavours & adulterants. Alternative Names: E 960, (4?)-13-[(2-O-?-D-Glucopyranosyl-?-D-glucopyranosyl)oxy]kaur-16-en-18-oic Acid ?-D-Glucopyranosyl Ester, Stevian 50, Stevioside (6CI,7CI), ?-G-Sweet,Kaur-16-en-18-oic acid, 13-[(2-O-?-D-glucopyranosyl-?-D-glucopyranosyl)oxy]-, ?-D-glucopyranosyl ester, (4?)-, 1H-2,10a-Ethanophenanthrene, kaur-16-en-18-oic acid deriv., Steviosin.
Stevioside
Application Areas; Herbal Medicinal Products Standards. Uses: For analytical and research use. Group: Reagents. CAS No. 57817-89-7.
Stevioside
Stevioside. Group: Biochemicals. Alternative Names: Eupatorin; Rebaudin; Stevin; Steviosin. Grades: Plant Grade. CAS No. 57817-89-7. Pack Sizes: 20mg. Molecular Formula: C38H60O18, Molecular Weight: 804.871999999999. US Biological Life Sciences.
Worldwide
Stevioside
Stevioside is a glycoside from the stevia plant. Stevioside is a natural sweetening agent with sweetness about 250 times that of sugar with negligible effect on blood glucose. Stevioside, much like other steviol glycoside is known for its application in treatment of many diseases like diabetes and high blood pressure. It is also used as a food additive and in dietary supplements. Synonyms: Kaur-16-en-18-oic acid, 13-[(2-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]-, β-D-glucopyranosyl ester, (4α)-; 1,2-Stevioside; E 960; Stevian 50; Steviosin; α-G-Sweet; (2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl (4R,4aS,6aR,9S,11aR,11bS)-9-(((2S,3R,4S,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-4,11b-dimethyl-8-methylenetetradecahydro-6a,9-methanocyclohepta[a]naphthalene-4-carboxylate. Grades: >98%. CAS No. 57817-89-7. Molecular formula: C38H60O18. Mole weight: 804.87.
Isotope labelled Stevioside (S686730) is a glycoside from the stevia plant. Stevioside is a natural sweetening agent with sweetness about 250 times that of sugar with negligible effect on blood glucose. Stevioside, much like other steviol glycoside is known for its application in treatment of many diseases like diabetes and high blood pressure. It is also used as a food additive and in dietary supplements. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 5mg. Molecular Formula: C3713CH58D2O18, Molecular Weight: 807.88. US Biological Life Sciences.
STF-083010 is a specific IRE1? inhibitor. STF-083010 inhibits Ire1 endonuclease activity, without affecting its kinase activity, after endoplasmic reticulum stress. Uses: Scientific research. Group: Signaling pathways. CAS No. 307543-71-1. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 50 mg; 100 mg; 200 mg. Product ID: HY-15845.
STF-083010
STF-083010 is a novel small-molecule inhibitor of Ire1α; inhibits Ire1 endonuclease activity, without affecting its kinase activity after endoplasmic reticulum stress both in vitro and in vivo. Synonyms: STF-083010; STF 083010; STF083010, IRE1 Inhibitor I. Grades: >98%. CAS No. 307543-71-1. Molecular formula: C15H11NO3S2. Mole weight: 317.38.
STF 118804
STF 118804. Group: Biochemicals. Grades: Purified. CAS No. 894187-61-2. Pack Sizes: 10mg, 50mg. US Biological Life Sciences.
STF-118804 is a highly specific NAMPT inhibitor. STF-118804 activates AMPK and inhibits mTOR pathways. STF-118804 has antitumor activity against pancreatic cancer [1] [2]. Uses: Scientific research. Group: Signaling pathways. CAS No. 894187-61-2. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-12808.
STF-118804
STF-118804 is a potent and highly specific NAMPT inhibitor. It has been shown to improve survival in an orthotopic xenotransplant model of high-risk acute lymphoblastic leukemia, and target leukemia stem cells. Synonyms: STF 118804; 4-[5-methyl-4-[(4-methylphenyl)sulfonylmethyl]-1,3-oxazol-2-yl]-N-(pyridin-3-ylmethyl)benzamide. Grades: >98%. CAS No. 894187-61-2. Molecular formula: C25H23N3O4S. Mole weight: 461.536.
STF 31
STF 31. Group: Biochemicals. Grades: Purified. CAS No. 724741-75-7. Pack Sizes: 10mg, 50mg. US Biological Life Sciences.
Worldwide
STF-31
STF-31 is a selective glucose transporter GLUT1 inhibitor. It effectively eliminates undifferentiated human pluripotent stem cells (hPSCs) from culture. Synonyms: STF 31; 4-[[(4-tert-butylphenyl)sulfonylamino]methyl]-N-pyridin-3-ylbenzamide. Grades: >98%. CAS No. 724741-75-7. Molecular formula: C23H25N3O3S. Mole weight: 423.53.
STF-31
STF-31 is a selective inhibitor of glucose transporter 1 (GLUT1), with an IC50 of 1 ?M. STF-31 is also a NAMPT inhibitor. STF-31 inhibits glucose uptake in renal cell carcinoma (RCC) 4 cells[1][2]. Uses: Scientific research. Group: Signaling pathways. CAS No. 724741-75-7. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-18728.
STF-62247 is an autophagy inducer that is selectively cytotoxic to VHL-deficient renal cell carcinoma. Synonyms: STF 62247; STF62247; 4-(pyridin-4-yl)-N-(m-tolyl)thiazol-2-amine. Grades: >98%. CAS No. 315702-99-9. Molecular formula: C15H13N3S. Mole weight: 267.35.
STF-62247
STF-62247 is an autophagy inducer that selectively cytotoxic to VHL-deficient renal cell carcinoma ( IC 50 of 0.625 μM and 16 μM in RCC4 and RCC4/VHL cells, respectively) [1]. Uses: Scientific research. Group: Signaling pathways. CAS No. 315702-99-9. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg. Product ID: HY-100746.
STh
STh is a heat stable toxin of Escherichia coli. CAS No. 118447-40-8. Molecular formula: C79H112N22O30S6. Mole weight: 2042.25.
STh
STh, an Escherichia coli heat-stable toxin, is a 19 amino acid polypeptide encompassing three disulfide bridges. STh is an antigen of interest in the search for a broad coverage enterotoxigenic Escherichia coli (ETEC) vaccine [1]. Uses: Scientific research. Group: Peptides. CAS No. 118447-40-8. Pack Sizes: 1 mg. Product ID: HY-P2695.
S-Thalidomide
The S-enantiomer of Thalidomide which is a selective inhibitor of tumor necrosis factor α (TNF-α) synthesis. Synonyms: (S)-Thalidomide; (-)-Thalidomide; 841-67-8; l-Thalidomide; S-(-)-Thalidomide. Grades: > 95%. CAS No. 841-67-8. Molecular formula: C13H10N2O4. Mole weight: 258.24.
St-Ht31 P
Negative control for st-Ht31. Synonyms: stearoyl-Asp-Leu-Ile-Glu-Glu-Ala-Ala-Ser-Arg-Pro-Val-Asp-Ala-Val-Pro-Glu-Gln-Val-Lys-Ala-Ala-Gly-Ala-Tyr-OH; N-stearoyl-L-alpha-aspartyl-L-leucyl-L-isoleucyl-L-alpha-glutamyl-L-alpha-glutamyl-L-alanyl-L-alanyl-L-seryl-L-arginyl-L-prolyl-L-valyl-L-alpha-aspartyl-L-alanyl-L-valyl-L-prolyl-L-alpha-glutamyl-L-glutaminyl-L-valyl-L-lysyl-L-alanyl-L-alanyl-glycyl-L-alanyl-L-tyrosine. Grades: >98%. CAS No. 252869-81-1. Molecular formula: C127H209N29O39. Mole weight: 2766.19.
Stictic acid
Stictic acid. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Scopularic acid. Appearance: Light tan solid. CAS No. 549-06-4. Molecular formula: C19H14O9. Mole weight: 386.3. Purity: 0.95. Product ID: ACM549064. Alfa Chemistry ISO 9001:2015 Certified.
Stigmasta-4,22-dien-3-one
Stigmasta-4,22-dien-3-one. Group: Biochemicals. Grades: Highly Purified. CAS No. 55722-32-2. Pack Sizes: 10g, 25g, 50g, 100g. Molecular Formula: C29H46O. US Biological Life Sciences.
Worldwide
Stigmasta-4,22-dien-3-one
Stigmasta-4,22-dien-3-one is an antitubercular agent. Stigmasta-4,22-dien-3-one shows cytotoxicity against human HT1080 tumoral cell line with an IC 50 of 0.3 mM [1] [2]. Uses: Scientific research. Group: Natural products. CAS No. 20817-72-5. Pack Sizes: 1 mg; 5 mg. Product ID: HY-N9596.
Stigmasta-4,22-dien-3-one
Stigmasta-4,22-dien-3-one can be found in the flower of Magnolia biondii. It has antioxidant activity. Uses: Antioxidant. Synonyms: 4,22-Cholestadien-24-ethyl-3-one. Grades: >98%. CAS No. 55722-32-2. Molecular formula: C29H46O. Mole weight: 410.7.
Stigmastanol
Stigmastanol (sitostanol) is a phytosterol found in a variety of plant sources. Similar to sterol esters and stanol esters, stigmastanol inhibits the absorption of cholesterol from the diet. Uses: Anticholesteremic agents. Synonyms: 3β-Sitostanol; 5,6-Dihydro-β-Sitosterol; Dihydro-β-Sitosterol; Dihydrositosterin; Dihydrositosterol; Fucostanol; NSC 4908; Sitostanol; Spinastanol; Stigmastanol β-Sitostanol; Dihydro-β-Sitosterol. Grades: > 95%. CAS No. 83-45-4. Molecular formula: C29H52O. Mole weight: 416.72.
Stigmastanol
Stigmastanol is the 6-amino derivative isolated from Hypericum riparium. Hypericum riparium A. Chev. is a Cameroonian medicinal plant belonging to the family Guttiferae [1] [2]. Uses: Scientific research. Group: Natural products. CAS No. 83-45-4. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-113494.
Stigmastanol
Stigmastanol. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 24-ALPHA-ETHYLCHOLESTANOL. Appearance: White Solid. CAS No. 83-45-4. Molecular formula: C29H52O. Mole weight: 416.72. Purity: 0.99. Product ID: ACM83454. Alfa Chemistry ISO 9001:2015 Certified.
Stigmasterol is a plant sterol which has been focused on the cholesterol-lowering activity and is valued as an anti-stiffness factor in the therapy of rheumatic diseases. Uses: Scientific research. Group: Natural products. CAS No. 83-48-7. Pack Sizes: 100 mg. Product ID: HY-N0131.
Stigmasterol
25g Pack Size. Group: Biochemicals, Flavours and Fragrance Materials. Formula: C29H48O. CAS No. 83-48-7. Prepack ID 33403915-25g. Molecular Weight 412.69. See USA prepack pricing.
Stigmasterol
Stigmasterol - Product ID: NST-10-57. Category: Sterols. Purity: 98%. Test method: GC. CAS No. 83-48-7. Pack Sizes: 10g, 20g, 50g, 100g. Appearance: White to beige coloured Powder. Molecular formula: C29H48O. Mole weight: 412.69. Storage: +2 +8 °C.
Stigmasterol
Plant sterol, used as a precursor in the synthesis of progesterone. Group: Biochemicals. Alternative Names: (3 β,22E)-Stigmasta-5,22-dien-3-ol; Stigmasta-5,22-dien-3 β-ol; 24-Ethyl-5,22-cholestadien-3 β-ol; 24 β-Ethyl-5,22-cholestadien-3 β-ol; NSC 8095; Stigmasterin; Serposterol. Grades: Highly Purified. CAS No. 83-48-7. Pack Sizes: 25g, 50g, 100g, 250g. Molecular Formula: C??H??O, Molecular Weight: 412.69. US Biological Life Sciences.
Worldwide
Stigmasterol 3-Acetate
Stigmasterol 3-Acetate is a plant sterol found in the leaves of Butea monosperma, Orthosiphon tomentosus, Benth, and orchidaceous plants. Group: Biochemicals. Alternative Names: (3 β,22E)-Stigmasta-5,22-dien-3-ol Acetate; 3 β-Acetoxystigmasta-5,22-diene; NSC 8109; Stigmasteryl Acetate; Stigmasta-5,22-dien-3 β-ol Acetate; (3 β,22E)-Stigmasta-5,22-dien-3 β-ol 3-Acetate. Grades: Highly Purified. CAS No. 4651-48-3. Pack Sizes: 500mg. US Biological Life Sciences.
Stigmasterol glucoside. Group: Biochemicals. Grades: Plant Grade. CAS No. 19716-26-8. Pack Sizes: 5mg. Molecular Formula: C35H58O6, Molecular Weight: 574.84. US Biological Life Sciences.
Worldwide
Stigmasterol Related Compound ((20S)-21-Hydroxy-20-Methylpregn-4-en-3-one)
Cas No. 40736-33-2.
Stigmatellin
Stigmatellin. CAS No: 91682-96-1
Sarchem Laboratories New Jersey NJ
Stigmatellin A
Stigmatellin A is an antibiotic. Stigmatellin A acts as an aromatic myxobacterial electron transport inhibitor. Stigmatellin A can be isolated from cells of the gliding bacterium S. aurantiaca strain Sga15. Group: Biochemicals. Alternative Names: 2-[(3S, 4S, 5S, 6S, 7E, 9E, 11E)-4, 6-dimethoxy-3, 5, 11-trimethyl-7, 9, 11-tridecatrien-1-yl]-8-hydroxy-5, 7-dimethoxy-3-methyl-4H-1-benzopyran-4-one; 2-[(3S, 4S, 5S, 6S, 7E, 9E, 11E)-4, 6-dimethoxy-3, 5, 11-trimethyl-7, 9, 11-tridecatrienyl]-8-hydroxy-5, 7-dimethoxy-3-methyl-4H-1-benzopyran-4-one. Grades: Highly Purified. CAS No. 94234-27-2. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C30H42O7. US Biological Life Sciences.
Worldwide
Stilbamidine dihydrochloride
Stilbamidine dihydrochloride is a diamidine compound derived from Stilbene and used chiefly in the form of its crystalline isethionate salt in treating various fungal infections. Uses: Scientific research. Group: Signaling pathways. Alternative Names: Ba 2652 dihydrochloride; Stilbamidin dihydrochloride. CAS No. 6935-63-3. Pack Sizes: 5 mg; 10 mg; 25 mg. Product ID: HY-U00007A.
Stilbazo
Spectrophotometric reagent for Al and other metals. Group: Uv/visible (uv/vis) spectroscopy. Alternative Names: Stilbene-4,4'-bis[(1-azo)-3,4-dihydroxybenzene]-2,2'-disulfonic Acid Diammonium Salt.