-
Antiviral API
- Arenavirus
- Cytomegalovirus (CMV)
- Dengue virus
- Endogenous Metabolite
- Enterovirus (EV)
- Epstein-Barr virus (EBV)
- Filovirus
- Flavivirus
- HCV Protease
- Hepatitis B Virus (HBV)
- Hepatitis C Virus (HCV)
- Herpes simplex Virus (HSV)
- HIF/HIF Prolyl-Hydroxylase
- HIV Integrase
- HIV Protease
- Human immunodeficiency Virus (HIV)
- Human papillomavirus (HPV)
- Influenza Virus
- Nipah virus
- Orthopoxvirus
- Others
- Rabies virus (RABV)
- Respiratory syncytial Virus (RSV)
- Reverse Transcriptases (RTs)
- SARS-CoV
- Tobacco mosaic virus (TMV)
- Vesicular stomatitis virus (VSV)
- Virus Protease
- West Nile virus
- Antiviral intermediates
Tacrolimus EP Impurity A
![{PARAM:[Name]}()](https://resource.bocsci.com/structure/104987-12-4.gif)
| Category | Virus Protease |
| CAS | 104987-12-4 |
| Description | Ascomycin, isolated from Streptomyces, suppresses immune response in vitro with IC50 of 0.55 nM for mouse mixed lymphocyte. |
Product Information
| 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*]]- |
| IUPAC Name | (1R,9S,12S,13R,14S,17R,18E,21S,23S,24R,25S,27R)-17-ethyl-1,14-dihydroxy-12-[(E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-23,25-dimethoxy-13,19,21,27-tetramethyl-11,28-dioxa-4-azatricyclo[22.3.1.04,9]octacos-18-ene-2,3,10,16-tetrone |
| Molecular Weight | 792.00 |
| Molecular Formula | C43H69NO12 |
| Canonical SMILES | CCC1C=C(CC(CC(C2C(CC(C(O2)(C(=O)C(=O)N3CCCCC3C(=O)OC(C(C(CC1=O)O)C)C(=CC4CCC(C(C4)OC)O)C)O)C)OC)OC)C)C |
| InChI | InChI=1S/C43H69NO12/c1-10-30-18-24(2)17-25(3)19-36(53-8)39-37(54-9)21-27(5)43(51,56-39)40(48)41(49)44-16-12-11-13-31(44)42(50)55-38(28(6)33(46)23-34(30)47)26(4)20-29-14-15-32(45)35(22-29)52-7/h18,20,25,27-33,35-39,45-46,51H,10-17,19,21-23H2,1-9H3/b24-18+,26-20+/t25-,27+,28+,29-,30+,31-,32+,33-,35+,36-,37-,38+,39+,43+/m0/s1 |
| InChIKey | ZDQSOHOQTUFQEM-NURRSENYSA-N |
| Boiling Point | 868.3±75.0°C at 760 mmHg |
| Melting Point | 153-157°C |
| Purity | ≥90% by HPLC |
| Density | 1.19±0.1 g/cm3 |
| Solubility | Soluble in Chloroform (Slightly), Methanol (Slightly) |
| Appearance | White Solid |
| Application | Anti-Bacterial Agents |
| Storage | Store at -20°C |
| Complexity | 1430 |
| Exact Mass | 777.50300 |
| In Vitro | Ascomycin, isolated from Streptomyces, inhibits the in vitro immune response of mixed lymphocytes in mice, with an IC50 of 0.55 nM. Ascomycin exhibits antimalarial effects by inhibiting the chaperone activity of two different functional proteins. |
| In Vivo | Ascomycin (3.2 mg/kg, intramuscularly) significantly prolongs the survival rate of skin graft rats. |
| PSA | 161.29000 |
| Target | Virus Protease |
| XLogP3-AA | 2.5 |
