A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
Stabilized Gold Nanoparticles. Uses: Conjugate development, immunostaining, lateral flow assays, biological sensor development (e.g. lspr-based assays), electron microscopy, dark field microscopy, surface enhanced raman spectroscopy (sers). Group: other s.
Stabilizer 9000 (technical grade)
Stabilizer 9000 (technical grade). Uses: Designed for use in research and industrial production. Additional or Alternative Names: 2,4-Diisocyanato-1,3,5-tris(1-methyl)-benzene homopolymer. Product Category: Promotional Products. CAS No. 29963-44-8. Purity: Tech. Product ID: ACM29963448-1. Alfa Chemistry ISO 9001:2015 Certified.
Stachartin A
Stachartin A is produced in the cultures of the tin mine tailings-associated fungus Stachybotrys chartarum. Synonyms: Stachybotrysin; 3-Buten-2-one, 4-[(1'R,2'R,4'aS,6'R,8'aS)-3',4',4'a,5',6',7',8',8'a-octahydro-4,6'-dihydroxy-6-(hydroxymethyl)-2',5',5',8'a-tetramethylspiro[benzofuran-2(3H), 1'(2'H)-naphthalen]-7-yl]-, (3E)-. Grade: 98.0%. CAS No. 1978388-54-3. Molecular formula: C26H36O5. Mole weight: 428.56.
Stachartin B
Stachartin B is produced in the cultures of the tin mine tailings-associated fungus Stachybotrys chartarum. Synonyms: Stachybotrylactone B; Spiro[benzo[2,1-b:3,4-c']difuran-2(8H),1'(2'H)-naphthalen]-8-one, 3,3',4',4'a,5',6,6',7',8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-, (1'R,2'R,4'aS,6'R,8'aS)-. Grade: 97.5%. CAS No. 1978388-55-4. Molecular formula: C23H30O5. Mole weight: 386.48.
Stachartin C
Stachartin C is produced in the cultures of the tin mine tailings-associated fungus Stachybotrys chartarum. Synonyms: Stachybotrylactone C. Grade: 98.0%. CAS No. 1978388-56-5. Molecular formula: C29H41NO6. Mole weight: 499.64.
Stachartin D
Stachartin D is produced in the cultures of the tin mine tailings-associated fungus Stachybotrys chartarum. Synonyms: Stachybotrylactone D. Grade: 97.0%. CAS No. 1978388-57-6. Molecular formula: C30H43NO6. Mole weight: 513.67.
Stachartin E
Stachartin E is produced in the cultures of the tin mine tailings-associated fungus Stachybotrys chartarum. Synonyms: Stachybotrylactone E. Grade: 98.0%. CAS No. 1978388-58-7. Molecular formula: C33H41NO6. Mole weight: 547.68.
Stachybocin A
It is a receptor antagonist produced by the strain of Stachybotrys sp. M6222. It inhibits the binding of I-ET-1 to rat ETA receptors with IC50 of 2.3 X 10-5 (mol/L). It also inhibits the binding of I-ET-1 to human ETA receptors and human ETB receptors with IC50 (mol/L) of 1.3 X 10-5 and 7.9 X 10-6, respectively. Synonyms: Spirodihydrobenzofuranlactam ?; Spiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalene]-7(3H)-hexanoic acid, a-[(1'R,2'R,4'aS,6'R,8'aS)-3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-7(3H)-yl]-3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-6-oxo-, (aS,1'R,2'R,4'aS,6'R,8'aS)-; Spiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalene]-7(3H)-hexanoic acid, a-(3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-7(3H)-yl)-3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-6-oxo-, [1'R-[1'a[S*(1'R*,2'R*,4'aS*,6'R*,8'S*)],2'a,4'aa,6'a,8'ab]]-; AM 6222A. CAS No. 158827-60-2. Molecular formula: C52H70N2O10. Mole weight: 883.12.
Stachybocin B
It is a receptor antagonist produced by the strain of Stachybotrys sp. M6222. It inhibits the binding of I-ET-1 to rat ETA receptors with IC50 of 2.8 X 10-5 (mol/L). It also inhibits the binding of I-ET-1 to human ETA receptors and human ETB receptors with IC50 (mol/L) of 1.2 X 10-5 and 9.5 X 10-6, respectively. Synonyms: Spiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalene]-7(3H)-hexanoic acid, a-[(1'R,2'R,4'aS,6'S,7'R,8'aS)-3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6',7'-trihydroxy-2',5',5',8'a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-7(3H)-yl]-3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-6-oxo-, (aS,1'R,2'R,4'aS,6'R,8'aS)-; Spiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalene]-7(3H)-hexanoic acid, a-(3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6',7'-trihydroxy-2',5',5',8'a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-7(3H)-yl)-3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-6-oxo-, [1'R-[1'a[S*(1'R*,2'R*,4'aS*,6'R*,8'S*)],2'a,4'aa,6'a,7'a,8'ab]]-; AM 6222B. CAS No. 158827-61-3. Molecular formula: C52H70N2O11. Mole weight: 899.12.
Stachybocin C
It is a receptor antagonist produced by the strain of Stachybotrys sp. M6222. It inhibits the binding of I-ET-1 to rat ETA receptors with IC50 of 2.9 X 10-5 (mol/L). It also inhibits the binding of I-ET-1 to human ETA receptors and human ETB receptors with IC50 (mol/L) of 1.5 X 10-5 and 9.4 X 10-6, respectively. Synonyms: Spiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalene]-7(3H)-hexanoic acid, a-[(1'R,2'R,4'aS,6'R,8'aS)-3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-7(3H)-yl]-3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6',7'-trihydroxy-2',5',5',8'a-tetramethyl-6-oxo-, (aS,1'R,2'R,4'aS,6'S,7'R,8'aS)-; Spiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalene]-7(3H)-hexanoic acid, a-(3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-7(3H)-yl)-3',4',4'a,5',6,6',7',8,8',8'a-decahydro-4,6',7'-trihydroxy-2',5',5',8'a-tetramethyl-6-oxo-, [1'R-[1'a[S*(1'R*,2'R*,4'aS*,6'R*,8'aS*)],2'a,4'aa,6'a,7'a,8'ab]]-; AM 6222C. CAS No. 158827-62-4. Molecular formula: C52H70N2O11. Mole weight: 899.12.
Stachybotramide
Stachybotramide is produced by the mycelia and culture broth of Stachybotrys sp. Stachybotramide can stimulate the plasma cholesteryl ester transfer protein (CETP)-mediated transfer of cholesteryl esters (CE) from high density lipoprotein (HDL) to very low density lipoprotein (VLDL) and low density lipoprotein (LDL). Synonyms: Spirodihydrobenzofuranlactam II; Spiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-6(3H)-one, 3',4',4'a,5',6',7,7',8,8',8'a-decahydro-4,6'-dihydroxy-7-(2-hydroxyethyl)-2',5',5',8'a-tetramethyl-, (1'R,2'R,4'aS,6'R,8'aS)-; (1'R,2'R,4'aS,6'R,8'aS)-3',4',4'a,5',6',7,7',8,8',8'a-Decahydro-4,6'-dihydroxy-7-(2-hydroxyethyl)-2',5',5',8'a-tetramethylspiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-6(3H)-one; Stachybotrin; Spiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-6(3H)-one, 3',4',4'a,5',6',7,7',8,8',8'a-decahydro-4,6'-dihydroxy-7-(2-hydroxyethyl)-2',5',5',8'a-tetramethyl-, [1'R-(1'α,2'α,4'aα,6'α,8'aβ)]-. Grade: 97.5%. CAS No. 149598-71-0. Molecular formula: C25H35NO5. Mole weight: 429.55.
Stachybotrin A
It is produced by the strain of Stachyborrys sp. It has antimicrobial and antifungal activity. CAS No. 144373-26-2. Molecular formula: C23H31NO5. Mole weight: 401.49.
Stachybotrin B
It is produced by the strain of Stachyborrys sp. It has antimicrobial and antifungal activity. Synonyms: (+)-Stachybotrin B. CAS No. 144385-02-4. Molecular formula: C23H31NO4. Mole weight: 385.50.
Stachybotrin C
It is a neuritogenic agent produced by the strain of Stachyborrys parvispora F4708. It promotes the enlargement of the neural sinus of P12 cells, and the effect of Stachybotrin C is obvious, but the effect of Parvisporin is weak. Synonyms: Pyrano[2,3-e]isoindol-7(2H)-one, 2-[(3E)-4,8-dimethyl-3,7-nonadien-1-yl]-3,4,8,9-tetrahydro-3,5-dihydroxy-8-[2-(4-hydroxyphenyl)ethyl]-2-methyl-, (2R,3R)-rel-; Pyrano[2,3-e]isoindol-7(2H)-one, 2-(4,8-dimethyl-3,7-nonadienyl)-3,4,8,9-tetrahydro-3,5-dihydroxy-8-[2-(4-hydroxyphenyl)ethyl]-2-methyl-, [2a(E),3a]-; Antibiotic NG 245. CAS No. 150351-23-8. Molecular formula: C31H39NO5. Mole weight: 505.64.
Stachybotrolide
Stachybotrolide is produced by Stachybotrys alternans. Synonyms: Stachybotrylactone; (2R,2'R,4a'S,6'R,8a'S)-4,6'-dihydroxy-2',5',5',8a'-tetramethyl-3',4',4a',5',6',7',8',8a'-octahydro-2'H,3H-spiro[benzo[2,1-b:3,4-c']difuran-2,1'-naphthalen]-6(8H)-one; Spiro[benzo[2,1-b:3,4-c']difuran-2(3H),1'(2'H)-naphthalen]-6(8H)-one, 3',4',4'a,5',6',7',8',8'a-octahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-, [1'R-(1'α,2'α,4'aα,6'α,8'aβ)]-; Spiro[benzo[2,1-b:3,4-c']difuran-2(3H),1'(2'H)-naphthalen]-6(8H)-one, 3',4',4'a,5',6',7',8',8'a-octahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-, (1'R,2'R,4'aS,6'R,8'aS)-. Grade: 97.5%. CAS No. 149691-31-6. Molecular formula: C23H30O5. Mole weight: 386.48.
Stachybotrylactam
An unusual spirodihydrobenzofuranlactam mycotoxin isolated from Stachybotrys sp. It shows immunosuppressant and weak HIV protease activity and shows diverse activity including antiviral, endothelin and pancreatic cholesterase inhibition. Synonyms: Stachybotrylactam; 163391-76-2; 3,4'-dihydroxy-4,4,7,8a-tetramethylspiro[2,3,4a,5,6,7-hexahydro-1H-naphthalene-8,2'-7,8-dihydro-3H-furo[2,3-e]isoindole]-6'-one; Spiro[2H-furo[2,3-e]isoindole-2,1'(2'H)-naphthalen]-6(3H)-one, 3',4',4'a,5',6',7,7',8,8',8'a-decahydro-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-, (1'R,2'R,4'aS,6'R,8'aS)-; CID 45934402; Compound NP-020819; DTXSID70672955; CHEBI:201797; AKOS040737949; J-010041; (3R,4aS,7R,8R,8aS)-3,4'-dihydroxy-4,4,7,8a-tetramethylspiro[2,3,4a,5,6,7-hexahydro-1H-naphthalene-8,2'-7,8-dihydro-3H-uro[2,3-e]isoindole]-6'-one; 4,6'-DIHYDROXY-2',5',5',8'A-TETRAMETHYL-3',4',4'A,6',7,7',8,8'-OCTAHYDRO-2'H,3H-SPIRO[FURO[2,3-E]ISOINDOLE-2,1'-NAPHTHALEN]-6-ONE. Grade: >95% by HPLC. CAS No. 163391-76-2. Molecular formula: C23H31NO4. Mole weight: 385.50.
Stachybotrylactam (2-deoxy Antibiotic F1839A)
Isolated from a Stachybotrys sp., this unusual spirodi hydrobenzofuranlactam mycotoxin shows immuno-suppressant and weak HIV protease activity. Members of this structural class show diverse activity including antiviral, endothelin and pancreatic cholesterase inhibition. Group: Biochemicals. Alternative Names: 2-deoxy Antibiotic F1839A. Grades: Highly Purified. CAS No. 163391-76-2. Pack Sizes: 500ug. US Biological Life Sciences.
Worldwide
Stachydrine
Stachydrine. Group: Biochemicals. Grades: Plant Grade. CAS No. 471-87-4. Pack Sizes: 20mg. Molecular Formula: C7H13NO2, Molecular Weight: 143.18. US Biological Life Sciences.
Worldwide
Stachydrine
Stachydrine is a major constituent of Chinese herb leonurus heterophyllus sweet used to promote blood circulation and dispel blood stasis. Stachydrine can inhibit the NF-κB signal pathway. Uses: Scientific research. Group: Natural products. CAS No. 471-87-4. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 50 mg; 100 mg. Product ID: HY-N0298.
Stachydrine hydrochloride
Stachydrine hydrochloride is the major active constituent of Leonurus artemisia , which is a potential therapy for cardiovascular diseases [2]. Stachydrine can inhibit the NF-κB signal pathway. Anti-hypertrophic activities [1]. Uses: Scientific research. Group: Natural products. CAS No. 4136-37-2. Pack Sizes: 10 mM * 1 mL; 100 mg. Product ID: HY-N0738.
Stachydrine hydrochloride
Stachydrine hydrochloride is extracted from the flower of Chrysanthemum parthenium. It promoted the protein expression of IL-12 and IL-6, as well as the mRNA expression of T-bet and RORγt, while inhibiting the mRNA expression of GATA-3 and Foxp3. Synonyms: Pyrrolidinium, 2-carboxy-1,1-dimethyl-, chloride (1:1), (2S)-; Pyrrolidinium, 2-carboxy-1,1-dimethyl-, chloride, (2S)-; Pyrrolidinium, 2-carboxy-1,1-dimethyl-, chloride, (S)-; Stachydrine, chloride; Cadabine hydrochloride; (S)-2-Carboxy-1,1-dimethylpyrrolidinium chloride; (S)-2-Carboxy-1,1-dimethylpyrrolidin-1-ium chloride. Grade: >98%. CAS No. 4136-37-2. Molecular formula: C7H14ClNO2. Mole weight: 179.64.
Stachydrine Hydrochloride
Stachydrine hydrochloride is extracted from the flower of Chrysanthemum parthenium. It promoted the protein expression of IL-12 and IL-6, as well as the mRNA expression of T-bet and RORγt, while inhibiting the mRNA expression of GATA-3 and Foxp3. Group: Biochemicals. Alternative Names: Turicine HCl; (S)-2-Carboxy-1,1-dimethylpyrrolidinium chloride; 2-Carboxy-1,1-dimethylpyrrolidinium chloride. Grades: Highly Purified. CAS No. 4136-37-2. Pack Sizes: 50mg. US Biological Life Sciences.
Worldwide
Stachyose
Stachyose, a kind of oligosaccharides, act as a hypoglycemic agent [1]. Uses: Scientific research. Group: Natural products. CAS No. 470-55-3. Pack Sizes: 5 mg; 10 mg. Product ID: HY-N7910.
Stachyose hydrate
Stachyose hydrate is an orally active prebiotic that enhances the growth and activity of beneficial bacteria. Stachyose hydrate has hypoglycemic effects and can improve inflammation by regulating gut microbiota. In addition, Stachyose hydrate can induce plant cell apoptosis ( Apoptosis ). Stachyose hydrate can be used in research on inflammation, gastrointestinal diseases, and agriculture [1] [2] [3]. Uses: Scientific research. Group: Natural products. CAS No. 54261-98-2. Pack Sizes: 5 mg; 10 mg; 50 mg; 100 mg. Product ID: HY-N0299.
Stafia-1
Stafia-1 is a potent STAT5a inhibitor ( K i =10.9 μM, IC 50 =22.2 μM). Stafia-1 displays high selectivity over STAT5b and other STAT family members [1]. Uses: Scientific research. Group: Signaling pathways. CAS No. 2582757-90-0. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-136546.
Stafib-1
Stafib-1 is the first selective inhibitor of the STAT5b SH2 domain, with a Ki of 44 nM and an IC50 of 154 nM[1]. Uses: Scientific research. Group: Signaling pathways. CAS No. 1688703-26-5. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-112647.
Stafib-2
Stafib-2 is a potent and selctive inhibitor of the transcription factor STAT5b , with an IC 50 of 82 nM and 1.7 μM for STAT5b and STAT5a , respectively. Stafib-2 exhibits poor cell permeability [1]. Uses: Scientific research. Group: Signaling pathways. CAS No. 2097938-74-2. Pack Sizes: 10 mM * 1 mL; 1 mg; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-112648.
S Tag Peptide
S Tag Peptide, a 15 amino acid peptide derived from RNase A, is an oligopeptide used for improving protein solubility. Synonyms: Lys-Glu-Thr-Ala-Ala-Ala-Lys-Phe-Glu-Arg-Gln-His-Met-Asp-Ser; L-lysyl-L-alpha-glutamyl-(3xi)-L-threonyl-L-alanyl-L-alanyl-L-alanyl-L-lysyl-L-phenylalanyl-L-alpha-glutamyl-L-arginyl-L-glutaminyl-L-histidyl-L-methionyl-L-alpha-aspartyl-L-serine; S Tag. Grade: ≥95%. Molecular formula: C73H117N23O25S. Mole weight: 1748.91.
Stainless Steel disc, 102mm (4.0in) dia x 12.7mm (0.5in) thick, Type 304
Stainless Steel disc, 102mm (4.0in) dia x 12.7mm (0.5in) thick, Type 304. Group: Alloys.
Stainless Steel disc, 152mm (6.0in) dia x 12.7mm (0.5in) thick, Type 304
Stainless Steel disc, 152mm (6.0in) dia x 12.7mm (0.5in) thick, Type 304. Group: Alloys.
Stainless Steel disc, 76mm (3.0in) dia x 12.7mm (0.5in) thick, Type 304
Stainless Steel disc, 76mm (3.0in) dia x 12.7mm (0.5in) thick, Type 304. Group: Alloys.
Stainless Steel flake, -150 mesh, 1.2 micron thick, Type 316-L