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| Product | Description | |
|---|---|---|
| Tacrolimus Impurity 13 | Tacrolimus Impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1026775-21-2. Molecular formula: C44H69NO12. Mole weight: 804.03. Catalog: APB1026775212. |  |
| Tacrolimus Impurity 22 | Tacrolimus Impurity 22. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1700657-83-5. Molecular formula: C44H71NO13. Mole weight: 822.05. Catalog: APB1700657835. | |
| Tacrolimus Impurity 23 | Tacrolimus Impurity 23. Uses: For analytical and research use. Group: Impurity standards. CAS No. 133941-75-0. Molecular formula: C56H97NO12Si2. Mole weight: 1032.56. Catalog: APB133941750. | |
| Tacrolimus Impurity 26 | Tacrolimus Impurity 26. Uses: For analytical and research use. Group: Impurity standards. CAS No. 104987-25-9. Molecular formula: C50H83NO12Si. Mole weight: 918.29. Catalog: APB104987259. | |
| Tacrolimus Impurity 29 | Tacrolimus Impurity 29. Uses: For analytical and research use. Group: Impurity standards. CAS No. 131944-48-4. Molecular formula: C44H69NO12. Mole weight: 804.02. Catalog: APB131944484. | |
| Tacrolimus Impurity 53 | Tacrolimus Impurity 53. Uses: For analytical and research use. Group: Impurity standards. CAS No. 123719-19-7. Molecular formula: C43H69NO11. Mole weight: 776.02. Catalog: APB123719197. | |
| Tacrolimus Impurity 54 | Tacrolimus Impurity 54. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139958-51-3. Molecular formula: C43H67NO12. Mole weight: 790. Catalog: APB139958513. | |
| Tacrolimus Impurity 7 | Tacrolimus Impurity 7. Uses: For analytical and research use. Group: Impurity standards. CAS No. 124554-37-6. Molecular formula: C44H69NO13. Mole weight: 820.03. Catalog: APB124554376. | |
| Tacrolimus Impurity (Methyl Acryl Aldehyde) | Tacrolimus Impurity (Methyl Acryl Aldehyde) is an impurity of Tacrolimus, which is a calcineurin inhibitor used as an immunosuppressant after organ transplantation to reduce the activity of the patient's immune system, thereby reducing the risk of organ rejection. Synonyms: (E)-3-[[(1R,3R,4R)-4-Hydroxy-3-methoxycyclohexyl]-2-methylacrylaldehyde; [1R-[1α(E),3α,4β]]-3-(4-Hydroxy-3-methoxycyclohexyl)-2-methyl-2-propenal; Tacrolimus Methylacryl Aldehyde; 3-((1R,3R,4R)-4-Hydroxy-3-methoxycyclohexyl)-2-methylacrylaldehyde, (E)-; (2E)-3-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-2-methylprop-2-enal; (2E)-3-[(1R,3R,4R)-4-Hydroxy-3-methoxycyclohexyl]-2-methylacrylaldehyde; 2-Propenal, 3-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-2-methyl-, (2E)-. Grade: ≥90% by HPLC. CAS No. 109466-74-2. Molecular formula: C11H18O3. Mole weight: 198.26. |  |
| Tacrolimus EP Impurity A | Ascomycin, isolated from Streptomyces, suppresses immune response in vitro with IC50 of 0.55 nM for mouse mixed lymphocyte. Uses: Anti-bacterial agents. Synonyms: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-8-ethyl-5,19-dihydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,10,12,18-tetramethyl-3,4,5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-octadecahydro-7H-15,19-epoxypyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(23H)-tetrone; FK-520; FR900520; FR-900520; FR 900520; L 683590; L-683590; L683590; Changchuanmycin; Immunomycin; Ascomycin; Tacrolimus Related Compound A USP; 15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 8-ethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,19-dihydroxy-3-[2-(4-hydroxy-3-methoxycyclohexyl)-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-, [3S-[3R*[E(1S*,3S*,4S*)],4S*,5R*,8S*,9E,12R*,14R*,15S*,16R*,18S*,19S*,26aR*]]-. Grade: ≥90% by HPLC. CAS No. 104987-12-4. Molecular formula: C43H69NO12. Mole weight: 792.00. | |
| Tacrolimus EP Impurity A | Tacrolimus EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-8-Ethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,19-dihydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone. CAS No. 104987-12-4. Molecular formula: C43H69NO12. Mole weight: 792.01. Catalog: APB104987124. | |
| Tacrolimus EP Impurity C | Tacrolimus EP Impurity C is an impurity of Tacrolimus, which is a calcineurin inhibitor used as an immunosuppressant after organ transplantation to reduce the activity of the patient's immune system, thereby reducing the risk of organ rejection. Synonyms: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5,19-dihydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,12,18-trimethyl-8-(prop-2-en-1-yl)-3,4,5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-octadecahydro-7H-15,19-epoxypyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(23H)-tetrone; 10-Desmethyl tacrolimus; 15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,19-dihydroxy-3-[(E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14,16-dimethoxy-4,12,18-trimethyl-8-(2-propen-1-yl)-, (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-; Tacrolimus monohydrate EP impurity C; (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-8-Allyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,19-dihydroxy-3-[(E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylvinyl]-14,16-dimethoxy-4,12,18-trimethyl-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21-(4H,23H)-tetrone; Desmethyl tacrolimus. Grade: ≥95%. Molecular formula: C43H67NO12. Mole weight: 789.99. | |
| Tacrolimus EP Impurity D | Tacrolimus EP Impurity D is an impurity of Tacrolimus, which is a calcineurin inhibitor used as an immunosuppressant after organ transplantation to reduce the activity of the patient's immune system, thereby reducing the risk of organ rejection. Synonyms: (3S,4R,5S,8S,9E,12S,14S,15R,16S,18R,19R,26aS)-5,19-dihydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(prop-2-en-1-yl)-3,4,5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-octadecahydro-7H-15,19-epoxypyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(23H)-tetrone; 8-epi Tacrolimus; 8-Epitacrolimus; Tacrolimus anhydrous 8-epimer; Tacrol. Grade: ≥90% by HPLC. CAS No. 129212-35-7. Molecular formula: C44H69NO12. Mole weight: 804.04. | |
| Tacrolimus EP Impurity E | Tacrolimus EP Impurity E is an impurity of Tacrolimus, which is a calcineurin inhibitor used as an immunosuppressant after organ transplantation to reduce the activity of the patient's immune system, thereby reducing the risk of organ rejection. Synonyms: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5,19-dihydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-propyl-3,4,5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-octadecahydro-7H-15,19-epoxypyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(23H)-tetrone; Dihydro Tacrolimus; Dihydro-FK 506; 15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotr. Grade: ≥90% by HPLC. CAS No. 104987-30-6. Molecular formula: C44H71NO12. Mole weight: 806.06. | |
| Tacrolimus EP Impurity E | Tacrolimus EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5,19-dihydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-propyl-3,4,5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-octadecahydro-7H-15,19-epoxypyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(23H)-tetrone. CAS No. 104987-30-6. Molecular formula: C44H71NO12. Mole weight: 806.03. Catalog: APB104987306. | |
| Tacrolimus EP Impurity F | Tacrolimus EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S,4R,5S,8R,12S,14S,15R,16S,18R,26aS,E)-8-allyl-5,15-dihydroxy-3-((E)-1-((1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl)prop-1-en-2-yl)-14,16-dimethoxy-4,10,12,18-tetramethyl-3,4,5,6,11,12,13,14,15,16,17,18,24,25,26,26a-hexadecahydro-1H-pyrido[2,1-c][1,4]oxaaz. CAS No. 1393890-33-9. Molecular formula: C44H69NO12. Mole weight: 804.02. Catalog: APB1393890339. | |
| Tacrolimus EP Impurity G | Tacrolimus EP Impurity G is an impurity of Tacrolimus, which is a calcineurin inhibitor used as an immunosuppressant after organ transplantation to reduce the activity of the patient's immune system, thereby reducing the risk of organ rejection. Synonyms: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19S,26aS)-5,19-dihydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(prop-2-en-1-yl)-3,4,5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-octadecahydro-7H-15,19-epoxypyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(23H)-tetrone; Tacrolimus compound II; Tacrolimus anhydrous 19-epimer; 19-Epi FK-506; 1. Grade: ≥90% by HPLC. CAS No. 144490-63-1. Molecular formula: C44H69NO12. Mole weight: 804.04. | |
| Tacrolimus EP Impurity H | Tacrolimus EP Impurity H is an impurity of Tacrolimus, which is a calcineurin inhibitor used as an immunosuppressant after organ transplantation to reduce the activity of the patient's immune system, thereby reducing the risk of organ rejection. Synonyms: (1E,3S,4R,5S,8R,9E,12S,14S)-5-hydroxy-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-14-methoxy-14-[(2R,3S,5R)-3-methoxy-5-methyl-6-oxooxan-2-yl]-2,4,10,12-tetramethyl-7-oxo-8-(prop-2-en-1-yl)tetradeca-1,9-dien-3-yl (2S)-1-formylpiperidine-2-carboxylate; Tacrolimus monohydrate impurity H [EP]; 2-Piperidinecarboxylic acid, 1-formyl-, (1S,2R,3S,6R,7E,10S,12S)-3-hydroxy-1-[(1E)-2-[(1R,3R,4R)-4-hydroxy-. Grade: ≥95%. CAS No. 143210-33-7. Molecular formula: C43H69NO11. Mole weight: 776.01. | |
| Tacrolimus EP Impurity I | Tacrolimus EP Impurity I is an impurity of Tacrolimus, which is a calcineurin inhibitor used as an immunosuppressant after organ transplantation to reduce the activity of the patient's immune system, thereby reducing the risk of organ rejection. Synonyms: (3S,4R,5E,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-19-hydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(prop-2-en-1-yl)-3,4,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-7H-15,19-epoxypyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(23H)-tetrone; Tacrolimus diene; 23,24-Anhydro Tacrolimus; Δ23-FK-506; Tacrolimus Impurity I; Tacrolimus monohydrate impurity I [EP]; 15,19-Epoxy(5E,9E)-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 8,11,12,13,14,15,16,17,18,19,24,25,26,26a-tetradecahydro-19-hydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propen-1-yl)-, (3S,4R,8R,12S,14S,15R,16S,18R,19R,26aS)-; 15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 8,11,12,13,14,15,16,17,18,19,24,25,26,26a-tetradecahydro-19-hydroxy-3-[2-(4-hydroxy-3-methoxycyclohexyl)-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propenyl)-, [3S-[3R*[E(1S*,3S*,4S*)],4S*,5E,8S*,9E,12R*,14R*,15S*,16R*,18S*,19S*,26aR*]]-. Grade: 95%. CAS No. 104987-16-8. Molecular formula: C44H67NO11. Mole w | |
| 12-hydroxytacrolimus | 12-hydroxytacrolimus is an impurity of Tacrolimus, which is a macrolide drug that is widely used as a potent immunosuppressant. Molecular formula: C44H69NO13. Mole weight: 820.02. | |
| 13-O-Desmethyl Tacrolimus | 13-O-Desmethyl Tacrolimus is an impurity of Tacrolimus, which is a calcineurin inhibitor used as an immunosuppressant after organ transplantation to reduce the activity of the patient's immune system, thereby reducing the risk of organ rejection. Synonyms: (3S,4R,5S,8R,9E,12S,14S,15S,16S,18R,19R,26aS)-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26-Hexadecahydro-5,16,19-trihydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14-methoxy-4,10,12,18-tetramethyl-8-(2-propenyl)-16,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone. Grade: ≥95%. CAS No. 139958-51-3. Molecular formula: C43H67NO12. Mole weight: 789.99. | |
| 19-epi Tacrolimus | 19-epi Tacrolimus is an impurity of Tacrolimus. Tacrolimus is an immunosuppressant that can inhibit the activity of FK-506 binding protein. Grade: ≥90% by HPLC. Molecular formula: C43H69NO12. Mole weight: 792.01. | |
| 24,32-Bis-O-(tert-butyldimethylsilyl)-FK-506 | 24,32-Bis-O-(tert-butyldimethylsilyl)-FK-506 is protected form of Tacrolimus, which is a macrolide drug that is widely used as a potent immunosuppressant. Uses: Protected form of fk-506 (tacrolimus). Synonyms: 24,33-Bis-O-(tert-butyldimethylsilyl) Tacrolimus; Tacrolimus Impurity 16; 15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[(E)-2-[(1R,3R,4R)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxycyclohexyl]-1-methylethenyl]-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-19-hydroxy-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propen-1-yl)-, (3S,4S,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-. Grade: 95%. CAS No. 133941-75-0. Molecular formula: C56H97NO12Si2. Mole weight: 1032.54. | |
| 24,33-Bis-O-(tert-butyldimethylsilyl)-37,38-dehydro-37,38-dihydroxy-FK-506 (mixture of diastereomers) | 24,33-Bis-O-(tert-butyldimethylsilyl)-37,38-dehydro-37,38-dihydroxy-FK-506 (mixture of diastereomers) is an intermediate of Tacrolimus, which is a macrolide drug that is widely used as a potent immunosuppressant. Synonyms: 24,33-Bis-O-(tert-butyldimethylsilyl)-37,38-dehydro-37,38-dihydroxy Tacrolimus; 15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 8-(2,3-dihydroxypropyl)-5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[(E)-2-[(1R,3R,4R)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxycyclohexyl]-1-methylethenyl]-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-19-hydroxy-14,16-dimethoxy-4,10,12,18-tetramethyl-, (3S,4S,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-; Tacrolimus Impurity 17. Grade: ≥90%. CAS No. 1356932-17-6. Molecular formula: C56H99NO14Si2. Mole weight: 1066.55. | |
| 33-tert-Butyldimethylsilyloxy-FK 506 | 33-tert-Butyldimethylsilyloxy-FK 506 is an intermediate of iso-Tacrolimus. Synonyms: [3S-[3R*[E(1S*,3S*,4S*)],4S*,5R*,8S*,9E,12R*,14R*,15S*,16R*,18S*,19S*,26aR*]]-3-[2-[4-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-3-methoxycyclohexyl]-1-methylethenyl]-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,19-dihydroxy-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propenyl)-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone; 33-tert-Butyldimethylsilyloxy-Tacrolimus; Tacrolimus Impurity 26; Tacrolimus Impurity 15. Grade: ≥95%. CAS No. 104987-25-9. Molecular formula: C50H83NO12Si. Mole weight: 918.28. | |
| Desmethyl Tacrolimus | Desmethyl Tacrolimus. Uses: For analytical and research use. Group: Impurity standards. CAS No. 132172-14-6. Molecular formula: C43H67NO12. Mole weight: 790. Catalog: APB132172146. | |
| (E/Z)-FK-506 26,28-Allylic Ester Rearrangement Impurity | One of the impurities of Tacrolimus, which is a kind of immunosuppressant and could restrain the activity of FK-506 binding protein. Synonyms: Tacrolimus Impurity 2; Tacrolimus Regioisomer; Tacrolimus Allylic Ester Rearrangement Impurity. Grade: 95%. CAS No. 131944-48-4. Molecular formula: C44H69NO12. Mole weight: 804.02. | |
| FK-506 3'-Methyl Ether | It is a fermentation process impurity of Tacrolimus, which is a macrolide drug that is widely used as a potent immunosuppressant. Uses: It is a fermentation process impurity. it is formed during tacrolimus ((f370000) fermentation using strain of streptomyces tsukubaensis. Synonyms: 3-[2-(3,4-Dimethoxycyclohexyl)-1-methylethenyl]-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,19-dihydroxy-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propen-1-yl)-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone. Grade: 95%. CAS No. 124554-16-1. Molecular formula: C45H71NO12. Mole weight: 818.04. | |
| Oxacyclohexane open ring tacrolimus | Oxacyclohexane open ring tacrolimus is an impurity of Tacrolimus, which is a macrolide drug that is widely used as a potent immunosuppressant. Synonyms: Tacrolimus Open Ring Impurity; Tacrolimus related compound, tacrolimus open ring; 3H-Pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,19,21(4H,8H,12H,23H)-tetrone, 5,6,11,13,14,15,16,17,18,20,24,25,26,26a-tetradecahydro-5,15,20,20-tetrahydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propen-1-yl)-, (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,26aS)-; (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,26aS)-5,6,11,13,14,15,16,17,18,20,24,25,26,26a-Tetradecahydro-5,15,20,20-tetrahydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propen-1-yl)-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,19,21(4H,8H,12H,23H)-tetrone; 3H-Pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,19,21(4H,8H,20H,23H)-tetrone, 5,6,11,12,13,14,15,16,17,18,24,25,26,26a-tetradecahydro-5,15,20,20-tetrahydroxy-3-[2-(4-hydroxy-3-methoxycyclohexyl)-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propenyl)-, [3S-[3R*[E(1S*,3S*,4S*)],4S*,5R*,8S*,9E,12R*,14R*,15S*,16R*,18S*,26aR*]]-. Grade: ≥90% by HPLC. CAS No. 144432-23-5. Molecular formula: C44H71NO13. Mole weight: 822.03. | |
| Tacrolimus | Tacrolimus. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5,19-dihydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(prop-2-en-1-yl)-3,4,5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-octadecahydro-7H-15,19-epoxypyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(23H)-tetrone. CAS No. 104987-11-3. Molecular formula: C44H69NO12. Mole weight: 804.02. Catalog: APB104987113. | |
| Tacrolimus Diene | Tacrolimus Diene. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Tacrolimus EP Impurity I; (3S,4R,5E,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-19-hydroxy-3-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(prop-2-en-1-yl)-3,4,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-7H-15,19-epoxypyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(23H)-tetrone. CAS No. 104987-16-8. Molecular formula: C44H67NO11. Mole weight: 786.00. Catalog: APB104987168. | |
| (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-Hexadecahydro-5,15,19-trihydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14-methoxy-4,10,12,18-tetramethyl-8-(2-propenyl)-16,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone | One of the impurities of Tacrolimus, which is a kind of immunosuppressant and could restrain the activity of FK-506 binding protein. Synonyms: 16,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,15,19-trihydroxy-3-[2-(4-hydroxy-3-methoxycyclohexyl)-1-methylethenyl]-14-methoxy-4,10,12,18-tetramethyl-8-(2-propen-1-yl)-, (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-; (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-5,6,8,11,12,13,14,15,16,17,18,19,24,25. Grade: ≥95%. CAS No. 132172-14-6. Molecular formula: C43H67NO12. Mole weight: 789.99. | |
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