BOC Sciences provides a wide range of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds.
| Product | Description | |
|---|---|---|
| Ofloxacin | Ofloxacin is a synthetic broad-spectrum fluoroquinolone antibiotic. It has antimicrobial activity. It can inhibit DNA gyrase, Topo II (topoisomerase II) and Topo IV (Topo II α). Uses: Anti-bacterial agents; anti-infective agents, urinary; nucleic acid synthesis inhibitors. Synonyms: RS-10085; RS 10085; RS10085; DL-8280; DR-3355; ORF-28489; Ru-43280; 9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid; Ofloxacine; HOE-280; Exocin; Flobacin; Floxil; Floxin; Monoflocet; Ocuflox. Grades: >98%. CAS No. 82419-36-1. Molecular formula: C18H20FN3O4. Mole weight: 361.37. |  |
| Oganomycin A | Oganomycin A is produced by the strain of Str. oganonensis Y-G 19Z. It is more stable than cephalosporin and resistant to gram-positive and negative bacteria. And it is more effective against gram-negative bacteria than gram-positive bacteria. CAS No. 75794-94-4. Molecular formula: C24H27N3O13S2. Mole weight: 629.61. | |
| Oganomycin B | Oganomycin B is produced by the strain of Str. oganonensis Y-G 19Z. It is more stable than cephalosporin and resistant to gram-positive and negative bacteria. And it is more effective against gram-negative bacteria than gram-positive bacteria. CAS No. 75794-96-6. Molecular formula: C24H27N3O10S. Mole weight: 549.55. | |
| Okadaic Acid | Okadaic acid is a marine sponge toxin which potently inhibits certain serine/threonine protein phosphatases. This cell permeable inhibitor targets the multiple isoforms of PP1, both isoforms of PP2A and PP3. It is a very weak inhibitor of PP2B and does not inhibit PP2C or other phosphatases. Synonyms: AA8227800; 9,10-Deepithio-9,10-didehydroacanthifolicin. Grades: 95% by HPLC. CAS No. 78111-17-8. Molecular formula: C44H68O13. Mole weight: 805.00. | |
| Okadaic acid potassium salt | Okadaic acid potassium salt, originally derived from marine dinoflagellates, Prorocentrium sp., is a potent, cell permeable inhibitor of serine/threonine protein phosphatases. It inhibits protein phosphatase 1 (IC50 = 3-15 nM) and protein phosphatase 2A (IC50 = 0.1-1 nM). Synonyms: 35-Demethyl-DTX 1 Potassium Salt. CAS No. 209266-79-5. Molecular formula: C44H68O13K. Mole weight: 844.10. | |
| Okicenone | Okicenone is originally isolated from Str. sp. KO-3599 and it has the effect of killing tumor cells. Synonyms: 3,4-Dihydro-4,6,9-trihydroxy-8-methyl-1(2H)-anthracenone; 1(2H)-Anthracenone, 3,4-dihydro-4,6,9-trihydroxy-8-methyl-. Grades: >98 %. CAS No. 137018-54-3. Molecular formula: C15H14O4. Mole weight: 258.27. | |
| Oleficin | It is originally isolated from Str. sp. 461. It is resistant to gram-positive bacteria and effective against subcutaneous transplantation of Yoshida sarcoma. Synonyms: 4-[15-[(2,6-Dideoxy-β-D-ribo-hexopyranosyl)oxy]-12,14,16-trimethyl-1-oxo-2,4,6,8,10,12-heptadecahexenyl]-2,5-dihydro-3-hydroxy-1-methyl-5-oxo-1H-pyrrole-2-propanoic acid; LS-136996. Grades: 95% by HPLC. CAS No. 12764-54-4. Molecular formula: C34H47NO9. Mole weight: 613.74. | |
| Oligomycin | Oligomycin, a mixture of A, B, and C Oligomycin isomers, has been found to be a macrolide compound and could exhibit effect in restraining mitochondrial ATP-synthase. It is isolated from Streptomyces diastatochromogenes. Uses: Used as a tool in cytochemistry. Synonyms: RK3325000; Oligomycin A. CAS No. 1404-19-9. Molecular formula: C45H74O11. Mole weight: 791.06. | |
| Oligomycin B | A minor component of the oligomycin complex isolated from selected strains of streptomyces; an inhibitor of mitochondrial F1F0-atpas; used as an eukaryotic ATP synthase inhibitor, induces apoptosis. Synonyms: BRN 5705502. Grades: >95% by HPLC. CAS No. 11050-94-5. Molecular formula: C45H72O12. Mole weight: 805.04. | |
| Oligomycin C | A minor component of the oligomycin complex isolated from selected strains of streptomyces; an inhibitor of mitochondrial F1F0-atpas; used as an eukaryotic ATP synthase inhibitor, induces apoptosis. Synonyms: 12-Deoxyoligomycin A. Grades: >95% by HPLC. CAS No. 11052-72-5. Molecular formula: C45H74O10. Mole weight: 775.06. | |
| Oligomycin D | Oligomycin D is a macrolide compound produced by Streptomyces, which can inhibit mitochondrial F1FO-ATPase. Synonyms: Rutamycin; 26-demethyloligomycin A; A 272; RR 32705; Rutamycin A. Grades: >95% by HPLC. CAS No. 1404-59-7. Molecular formula: C44H72O11. Mole weight: 777.03. | |
| Oligomycin E | It is a minor metabolite from the oligomycin complex produced by several species of streptomyces. It exhibits weak antibacterial activity and is considerably weaker as an antifungal agent. Synonyms: (1R, 2'S, 4E, 5'S, 6S, 6'S, 7R, 8S, 10R, 11R, 12S, 14R, 15S, 16R, 18E, 20E, 22R, 25S, 28R, 29R)-22-ethyl-5', 6'-dihydro-7, 11, 14, 15, 28-pentahydroxy-6'-[(2R)-2-hydroxypropyl]-5', 6, 8, 10, 12, 14, 16, 28, 29-nonamethyl-spiro[2, 26-dioxabicyclo[23.3.1]nonacosa-4, 18, 20-triene-27, 2'-[2H]pyran]-3, 3', 9, 13(4'H)-tetrone; 26-hydroxy-28-oxo-Oligomycin A; [1R-[1R*, 4E, 5'S*, 6S*, 6'S*(R*), 7R*, 8S*, 10R*, 11R*, 12S*, 14R*, 15S*, 16R*, 18E, 20E, 22R*, 25S*, 27S*, 28R*, 29R*]]-22-Ethyl-5', 6'-dihydro-7, 11, 14, 15, 28-pentahydroxy-6'-(2-hydroxypropyl)-5', 6, 8, 10, 12, 14, 16, 28, 29-nonamethyl-spiro[2, 26-dioxabicyclo[23.3.1]nonacosa-4, 18, 20-triene-27, 2'-[2H]pyran]-3, 3', 9, 13(4'H)-tetrone. Grades: >95% by HPLC. CAS No. 110231-34-0. Molecular formula: C45H72O13. Mole weight: 821.05. | |
| Oligopeptide-10 | Oligopeptide-10 can be used in toners or other products to keep skin healthy. Synonyms: UNII-Q46328TRNK; Q46328TRNK; HB-64. CAS No. 466691-40-7. Molecular formula: C78H140N20O15. Mole weight: 1598.07. | |
| Olivanic acid | Olivanic acid is a β-lactam antibiotic produced by Str. olivaceus. It has anti-gram-positive bacteria and gram-negative bacteria activity, and has the effect of inhibiting β-lactamase. Synonyms: Olivanicacid. CAS No. 64761-66-6. Molecular formula: C11H14N2O4S. Mole weight: 270.31. | |
| Olivomycin | Olivomycin is an antitumor antibiotic produced by Actinomyces (or Streptomyces) olivoreticuli. It is used for the treatment of testicular neoplasms, tonsillar tumors and reticulosarcoma with peripheral nodes. Synonyms: Toyomycin R; Olivomicina; Olivomycinum. CAS No. 11006-70-5. Molecular formula: C45H64O21. Mole weight: 941. | |
| Olivomycin A | Olivomycin A is originally isolated from Str. olivoreticuli. It has strong activity against gram-positive bacteria and weak activity against gram-negative bacteria. Synonyms: Olivomycin I; NSC-76411; Olivomycin D, 3(B)-O-(2,6-dideoxy-3-C-methyl-4-O-(2-methyl-1-oxopropyl)-alpha-L-arabino-hexopyranosyl)-. CAS No. 6988-58-5. Molecular formula: C58H84O26. Mole weight: 1197.27. | |
| OM-173αB | OM-173αB is a quinone bacterial metabolite originally isolated from Streptomyces hebeiensis, displaying antimicrobial activity. It is effective against mycoplasma and fungus. Synonyms: OM173-alphaB. CAS No. 88293-08-7. Molecular formula: C17H18O7. Mole weight: 334.3. | |
| OM-173αE | OM-173αE is a quinone bacterial metabolite originally isolated from Streptomyces hebeiensis, displaying antimicrobial activity. It is effective against mycoplasma and fungus. Synonyms: OM173-alphaE. CAS No. 88293-10-1. Molecular formula: C17H16O7. Mole weight: 332.3. | |
| OM-173βA | OM-173βA is a quinone bacterial metabolite originally isolated from Streptomyces hebeiensis, displaying antimicrobial activity. It is effective against mycoplasma and fungus. Synonyms: OM-173betaA. CAS No. 88293-09-8. Molecular formula: C16H16O5. Mole weight: 288.29. | |
| OM-173βE | OM-173βE is a quinone bacterial metabolite originally isolated from Streptomyces hebeiensis, displaying antimicrobial activity. It is effective against mycoplasma and fungus. Synonyms: OM173-betaE. CAS No. 88293-11-2. Molecular formula: C16H16O6. Mole weight: 304.29. | |
| O-Methyl-L-serine | Synonyms: H-Ser(Me)-OH. Grades: ≥ 98%. CAS No. 32620-11-4. Molecular formula: C4H9NO3. Mole weight: 119.12. | |
| O-Methyl-L-threonine | Synonyms: L-Thr(Me)-OH; (S)-2-Amino-3-methoxybutanoic acid; (2S,3R)-2-Amino-3-Methoxybutanoic Acid. Grades: ≥ 98.5% (TLC). CAS No. 4144-2-9. Molecular formula: C5H11NO3. Mole weight: 133.15. | |
| O-Methyl-L-tyrosine | Synonyms: L-Tyr(Me)-OH; p-Methoxy-phenylalanine; (S)-2-Amino-3-(4-Methoxyphenyl)Propanoic Acid. Grades: ≥ 99% (HPLC). CAS No. 6230-11-1. Molecular formula: C10H13NO3. Mole weight: 195.22. | |
| O-Methylsterigmatocystin | A xanthone isolated from several species of aspergillus including A. flavus, A. parasiticus, A. versicolor and B. piluliferum. It is a carcinogenic precursor of aflatoxin, and structurally related to the aflatoxins. Synonyms: OMST; 8-O-Methylsterigmatocystin; O-Methyl sterigmatocystin; 7-O-Methylsterigmatocystin; 7H-Furo(3',2':4,5)furo(2,3-c)xanthen-7-one, 3a,12c-dihydro-6,8-dimethoxy-, (3aR-cis)-; Sterigmatocystin, O-methyl-; 3aR,12cS-dihydro-6,8-dimethoxy-7H-furo[3',2':4,5]furo[2,3-c]xanthen-7-one. Grades: >95% by HPLC. CAS No. 17878-69-2. Molecular formula: C19H14O6. Mole weight: 338.31. | |
| O-Methylviridicatin | O-Methylviridicatin is a metabolite produced by several species of Penicillium. It blocks TNF-alpha activation of the HIV LTR in the Hela-based system, with an IC50 of 5 mM, and inhibits virus production in the OM-10.1 cell line, a model of chronic infection responsive to induction by TNF-alpha, with an IC50 of 2.5 mM. Synonyms: 3-methoxy-4-phenyl-Carbostyril; Viridicatin methyl ester; 3-O-Methylviridicatin; O-methylviridicatin; 3-methoxy-4-phenylquinolin-2(1h)-one; 3-Methoxyviridicatin. Grades: ≥99%. CAS No. 6152-57-4. Molecular formula: C16H13NO2. Mole weight: 251.28. | |
| Omiganan | Omiganan is an anti-inflammatory drug used to treat inflammation caused by bacteria. Synonyms: omiganan. CAS No. 204248-78-2. Molecular formula: C90H127N27O12. Mole weight: 1779.17. | |
| Oosponol | Oosponol is a natural compound which can be isolated from Gloeophyllum abietinum, Hormotilopsis, etc. Synonyms: Lenzitin; 4-Glycolyl-8-hydroxy-isocoumarin. Grades: 98%. CAS No. 146-04-3. Molecular formula: C11H8O5. Mole weight: 220.18. | |
| Oosporein | Oosporein is a quinone antibiotic produced by the strain of Oospora colorans, etc. It is resistant to gram-positive bacteria. Synonyms: NSC 88466; BRN 1892735; 3,3',6,6'-Tetrahydroxy-5,5'-dimethyl-2,2'-bi-p-benzoquinone. Grades: ≥95%. CAS No. 475-54-7. Molecular formula: C14H10O8. Mole weight: 306.22. | |
| OPC 15161 | OPC 15161 is an inhibitor of superoxide anion generation with IC50 of 2.8 x 10(-5) mol/L. Synonyms: OPC-15161. CAS No. 121071-92-9. Molecular formula: C18H21N3O3. Mole weight: 327.4. | |
| Ophiobolin A | Ophiobolin A is the dominant member of a class of phytotoxic metabolites produced by plant pathogenic fungi. It is resistant to gram-positive bacteria, mycobacteria and fungi. Synonyms: Cochliobolin; NSC 114340; Spiro(dicyclopenta(a,d)cyclooctene-3(2H),2'(3'H)-furan)-6-carboxaldehyde, 1,3a,4,4',5',6a,7,8,9a,10,10a-dodecahydro-9-hydroxy-3',9,10a-trimethyl-5'-(2-methyl-1-propenyl)-7-oxo-, (2'S,3'S,3aR,5'R,6aS,9R,9aS,10aR)-. Grades: >95% by HPLC. CAS No. 4611-5-6. Molecular formula: C25H36O4. Mole weight: 400.55. | |
| Ophiobolin B | A minor member of a class of phytotoxic metabolites produced by bipolaris and other genera of plant pathogenic fungi; acts by inhibiting calmodulin action in calcium regulation. Synonyms: Zizanin B; 3,14-Dihydroxy-5-oxoophiobola-7,19-dien-25-al. Grades: >95% by HPLC. CAS No. 5601-74-1. Molecular formula: C25H38O4. Mole weight: 402.57. | |
| Ophiobolin C | A member of the ophiobolin class of phytotoxic metabolites produced by many species of the genus bipolaris; inhibits human CCR5 binding to the envelope protein gp120 and CD4 that mediates HIV-1 entry into cells. Synonyms: Zizanin A. Grades: >98% by HPLC. CAS No. 19022-51-6. Molecular formula: C25H38O3. Mole weight: 386.57. | |
| O-Phospho-L-serine | O-Phospho-L-serine, a molecule which resembles phosphatidylserine head group, is an agonist of the group III metabotropic glutamate receptors mGluR4a and mGluR6 (EC50s = 2-5 μM). It is also used in the purification of the Epstein-Barr virus nuclear antigen 2A. Synonyms: Dexfosfoserine; Phosphoserine; L-O-Phosphoserine; O-Phosphoserine; L-SOP; Fosforina. Grades: ≥ 99% (Titration). CAS No. 407-41-0. Molecular formula: C3H8NO6P. Mole weight: 185.07. | |
| O-Phospho-L-tyrosine | Used in the study of tyrosine-phosphorylation. Synonyms: L-Tyr(H2PO3)-OH. Grades: ≥ 99% (TLC). CAS No. 21820-51-9. Molecular formula: C9H12NO6P. Mole weight: 261.17. | |
| Orchinol | Orchinol is an aromatic derivative of antibiotic originally isolated from Rhizoctonia repens and has antifungal activity. Synonyms: 9,10-Dihydro-5,7-dimethoxyphenanthren-2-ol. Grades: >98%. CAS No. 41060-20-2. Molecular formula: C16H16O3. Mole weight: 256.30. | |
| Orfamide A | It is the major component of a family of cyclic lipopeptides produced by pseudomonas fluorescens pf-5. It is a moderate antifungal agent. It has a profound effect on the swarming motility of bacteria on agar surfaces. Synonyms: N-(3-hydroxy-1-oxotetradecyl)-L-leucyl-D-α-glutamyl-D-allothreonyl-D-alloisoleucyl-L-leucyl-D-seryl-L-leucyl-L-leucyl-D-seryl-L-valine, (10?3)-lactone. Grades: >98% by HPLC. CAS No. 939960-34-6. Molecular formula: C64H114N10O17. Mole weight: 1295.65. | |
| Orfamide B | It is a component of a family of cyclic lipopeptides produced by pseudomonas fluorescens pf-5. Synonyms: N-(3-hydroxy-1-oxotetradecyl)-L-leucyl-D-α-glutamyl-D-allothreonyl-D-valyl-L-leucyl-D-seryl-L-leucyl-L-leucyl-D-seryl-L-valine, (10?3)-lactone. Grades: >98% by HPLC. CAS No. 939960-35-7. Molecular formula: C63H112N10O17. Mole weight: 1281.62. | |
| Oryzoxymycin | It is produced by the strain of Str. venezulae Var. oryzoxymyceticus. Oryzoxymycin has anti-gram-negative bacteria activity. Synonyms: BRN 2857392; 1,3-Cyclohexadiene-1-carboxylic acid, 6-amino-5-hydroxy-, 1-carboxyethyl ester, (5S-(1(S*), 5-alpha,6-beta))-. Grades: >98%. CAS No. 12640-81-2. Molecular formula: C10H13NO5. Mole weight: 227.21. | |
| Ossamycin | Ossamycin is a macrolide antibiotic produced by the strain of Str. hygroscopicus, Var. ossamyceticus C 8158. It has anti-fungal effect, and it has weaker anti-gram-positive bacterial effect. It inhibits L cells, Epstein-Barr ascites cancer cells, KB cells, sarcoma-180 cells, L-1210 cells, HeLa cells in cell culture with IC50s (μg/mL) of 0.007, 0.008, 0.005, 0.008, 0.003, 0.005, respectively. It has no antitumor effect in in vivo animal test. Synonyms: Antibiotic NK 154183B. Grades: ≥98%. CAS No. 11015-84-2. Molecular formula: C49H85NO14. Mole weight: 912.20. | |
| Osteogenic Growth Peptide, OGP | OGP is a short, naturally occurring 14-mer growth factor peptide found in serum at μM concentration. Synonyms: H-Ala-Leu-Lys-Arg-Gln-Gly-Arg-Thr-Leu-Tyr-Gly-Phe-Gly-Gly-OH; L-alanyl-L-leucyl-L-lysyl-L-arginyl-L-glutaminyl-glycyl-L-arginyl-L-threonyl-L-leucyl-L-tyrosyl-glycyl-L-phenylalanyl-glycyl-glycine. Grades: 95%. CAS No. 132996-61-3. Molecular formula: C68H110N22O18. Mole weight: 1523.74. | |
| Ostreogrycin B3 | It is produced by the strain of Str. ostreogriseus NRRL 2558 (NCIB 8792). It has anti-gram positive bacterial activity, and Ostreogrycin A has stronger antibacterial activity than other components. Ostreogrycin A or G has synergistic antibacterial effect with each component of Ostreogrycin B. The Complex has protective effect on mice infected with bacteria by subcutaneous or oral administration. Synonyms: Virginiamycin-S1; N-(3-Hydroxypicolinoyl)-cyclo[L-Thr*-D-Abu-L-Pro-4-(dimethylamino)-N-methyl-L-Phe-4-oxo-5-hydroxy-L-Hpr-L-phenyl-Gly-]. CAS No. 31508-69-7. Molecular formula: C45H54N8O11. Mole weight: 882.96. | |
| O-Sulfo-L-serine | Synonyms: L-Ser(SO3H)-OH; L-Serine O-sulfonic acid. Grades: ≥ 101% (Assay). CAS No. 626-69-7. Molecular formula: C3H7NO6S. Mole weight: 185.16. | |
| O-(t-Butyl)-L-allo-threonine | Synonyms: H-allo-Thr(tBu)-OH; (2S,3S)-2-Amino-3-(t-butoxy)butanoic acid. Grades: 99%. CAS No. 201353-89-1. Molecular formula: C8H17NO3. Mole weight: 175.23. | |
| O-(t-Butyl)-L-threonine p-nitroanilide | Synonyms: H-Thr(tBu)-pNA; (2S,3R)-2-Amino-3-(t-butoxy)-N-(p-nitrophenyl)butanamide. CAS No. 201807-08-1. Molecular formula: C14H21N3O4. Mole weight: 295.33. | |
| O-(t-Butyl)-L-threonine t-butyl ester hydrochloride | Synonyms: H-Thr(tBu)-OtBu HCl; (2S,3R)-2-Amino-3-(t-butoxy)butanoic acid t-butyl ester hydrochloride. CAS No. 49762-58-5. Molecular formula: C12H26ClNO3. Mole weight: 267.79. | |
| O-tert-Butyl-L-serine | Synonyms: L-Ser(tBu)-OH; (S)-2-Amino-3-(tert-butoxy)propanoic acid. Grades: ≥ 99% (HPLC, Chiral purity). CAS No. 18822-58-7. Molecular formula: C7H15NO3. Mole weight: 161.20. | |
| O-tert-Butyl-L-serine methyl ester hydrochloride | Synonyms: O-tert-Butyl-L-serine methyl ester hydrochloride; (S)-Methyl 2-amino-3-(tert-butoxy)propanoate hydrochloride. Grades: 97.5-102.5% (Assay by titration). CAS No. 17114-97-5. Molecular formula: C8H17NO3·HCl. Mole weight: 211.70. | |
| O-tert-Butyl-L-serine t-butyl ester | Synonyms: L-Ser(tBu)-OtBu; (S)-Tert-Butyl 2-Amino-3-(Tert-Butoxy)Propanoate. Grades: ≥ 97%. CAS No. 48067-24-9. Molecular formula: C11H23NO3. Mole weight: 217.31. | |
| O-tert-Butyl-L-serine t-butyl ester hydrochloride | Synonyms: L-Ser(tBu)-OtBu HCl; (S)-tert-Butyl 2-amino-3-(tert-butoxy)propanoate hydrochloride. Grades: ≥ 98% (HPLC). CAS No. 51537-21-4. Molecular formula: C11H23NO3·HCl. Mole weight: 253.80. | |
| O-tert-Butyl-L-threonine | As a bifunctional catalyst for asymmetric selective synthesis, O-tert-Butyl-L-threonine are widely used in pharmaceutical, agricultural chemicals, flavors, spices and materials industries. Synonyms: L-Thr(tBu)-OH; (2S,3R)-2-Amino-3-(Tert-Butoxy)Butanoic Acid. Grades: ≥ 99% (TLC). CAS No. 4378-13-6. Molecular formula: C8H17NO3. Mole weight: 175.20. | |
| O-tert-Butyl-L-threonine allyl ester hydrochloride | Synonyms: L-Thr(tBu)-OAll HCl; (2S,3R)-Allyl 2-Amino-3-(Tert-Butoxy)Butanoate Hydrochloride. Grades: ≥ 98% (TLC). CAS No. 218938-63-7. Molecular formula: C11H21NO3·HCl. Mole weight: 251.76. | |
| O-tert-Butyl-L-threonine amide hydrochloride | Synonyms: L-Thr(tBu)-NH2 HCl; H-Thr(tBu)-NH2 HCl; (2S,3R)-2-Amino-3-(tert-butoxy)butanamide hydrochloride; (2S,3R)-2-amino-3-[(2-methylpropan-2-yl)oxy]butanamide hydrochloride. Grades: ≥ 98% (HPLC). CAS No. 1038343-47-3. Molecular formula: C8H18N2O2·HCl. Mole weight: 210.70. | |
| O-tert-Butyl-L-threonine methyl ester hydrochloride | Synonyms: L-Thr(tBu)-OMe HCl; (2S,3R)-Methyl 2-amino-3-(tert-butoxy)butanoate hydrochloride. Grades: ≥ 99% (HPLC). CAS No. 71989-43-0. Molecular formula: C9H19NO3·HCl. Mole weight: 225.80. | |
| O-tert-Butyl-L-threonine-tert-butyl ester | Synonyms: L-Thr(tBu)-OtBu; (2S,3R)-tert-Butyl 2-amino-3-(tert-butoxy)butanoate. Grades: ≥ 99% (GC). CAS No. 5854-78-4. Molecular formula: C12H25NO3. Mole weight: 231.34. | |
| O-tert-Butyl-L-tyrosine | Synonyms: L-Tyr(tBu)-OH; (S)-2-Amino-3-(4-(Tert-Butoxy)Phenyl)Propanoic Acid. Grades: ≥ 99% (HPLC). CAS No. 18822-59-8. Molecular formula: C13H19NO3. Mole weight: 237.30. | |
| O-tert-Butyl-L-tyrosine allyl ester hydrochloride | Synonyms: L-Tyr(tBu)-OAll HCl; (S)-Allyl 2-amino-3-(4-(tert-butoxy)phenyl)propanoate hydrochloride. Grades: ≥ 98% (HPLC). CAS No. 218938-62-6. Molecular formula: C16H23NO3·HCl. Mole weight: 313.82. | |
| O-tert-Butyl-L-tyrosine methyl ester hydrochloride | Synonyms: L-Tyr(tBu)-OMe HCl; (S)-Methyl 2-amino-3-(4-(tert-butoxy)phenyl)propanoate hydrochloride. Grades: ≥ 99% (HPLC). CAS No. 51482-39-4. Molecular formula: C14H21NO3·HCl. Mole weight: 287.80. | |
| Oudemansin A | It is an antibiotic produced by the strain of Oudemansiella mucida Xerula melanctricha. It acts on fungi to inhibit the synthesis of protein, RNA and DNA. Synonyms: methyl (2E,3S,4S,5E)-4-methoxy-2-(methoxymethylene)-3-methyl-6-phenylhex-5-enoate; Oudemansin; 5-Hexenoic acid, 4-methoxy-2-(methoxymethylene)-3-methyl-6-phenyl-, methyl ester, (S-(R*,R*-(E,E)))-; (-)-oudemansin A; 5-Hexenoic acid, 4-methoxy-2-(methoxymethylene)-3-methyl-6-phenyl-, methyl ester, (2E,3R*,4R*,5E)-(-)-. CAS No. 73341-71-6. Molecular formula: C17H22O4. Mole weight: 290.35. | |
| Oudemansin B | It is an antibiotic produced by the strain of Oudemansiella mucida Xerula melanctricha. It acts on fungi to inhibit the synthesis of protein, RNA and DNA. Synonyms: (-)-oudemansin B; 5-Hexenoic acid, 6-(4-chloro-3-methoxyphenyl)-4-methoxy-2-(methoxymethylene)-3-methyl-, methyl ester, (2E,3S,4S,5E)-. CAS No. 87081-56-9. Molecular formula: C18H23ClO5. Mole weight: 354.83. | |
| Oudenone | It is produced by the strain of Oudemansiella sp. 10F. It is an oxygen-containing heterocyclic antibiotic. It has weak antibacterial and fungal activity. Oudenone of more than 3.13 mg/kg has antihypertensive effect on spontaneous hypertension in rats by intraperitoneal injection or oral administration. Synonyms: 1,3-Cyclopentanedione, 2-(dihydro-5-propyl-2(3H)-furylidene)-, (S)-; 2-[(S)-Tetrahydro-5-propylfuran-2-ylidene]-1,3-cyclopentanedione. Grades: ≥95%. CAS No. 31323-50-9. Molecular formula: C12H16O3. Mole weight: 208.25. | |
| Oxamicetin | Oxamicetin is produced by the strain of Arthrobacter oxamicetus B 302-B 75. It's a nucleoside antibiotic. It has anti-bacterial, mycobacterium effects. It has protective effect on intramuscular injection in mice infected with Staphylococcus aureus and Escherichia coli, but oral administration is not effective. It inhibits pathogenic leptospirosis at 0.1-0.5 μg/mL, and inhibits non-pathogenic leptospirosis at 10-40 μg/mL. Synonyms: 4''-Hydroxyamicetin; Antibiotic BU-1848; Oxamycetin. CAS No. 52665-75-5. Molecular formula: C29H42N6O10. Mole weight: 634.68. | |
| Oxanosine | It is produced by the strain of Str. capreolus MG 265-CF3. It's a nucleoside antibiotic. It has weak anti-gram-negative effect on peptone AGAR medium but no antibacterial effect on nutrient AGAR medium. It has antagonistic effect on guanine, guanosine and 5'-guanidine. In vitro, it inhibits HeLa cells with IC50 of 32 mg/kg. In mice, it has inhibitory effect on the leukemia L-1210. Synonyms: 1-Oxaguanosine; 5-Amino-3-β-D-ribofuranosylimidazo[4,5-d][1,3]oxazin-7(3H)-one; Imidazo(4,5-d)(1,3)oxazin-7(3H)-one, 5-amino-3-beta-D-ribofuranosyl-. CAS No. 80394-72-5. Molecular formula: C10H12N4O6. Mole weight: 284.23. | |
| Oxantel pamoate | Oxantel Pamoate is used as an anthelmintic. It has typically been used in human and animal field as a standard treatment for intestinal worms. It may be used as a fumarate reductase inhibitor to kill the bacteria responsible for periodontal disease. Uses: Antinematodal agents. Synonyms: (E)-3-(2-(1-methyl-1,4,5,6-tetrahydropyrimidin-2-yl)vinyl)phenol 4,4'-methylenebis(3-hydroxy-2-naphthoate); 4,4'-Methylenebis[3-hydroxy-2-naphthalenecarboxylic Acid 3-[(1E)-2-(1,4,5,6-Tetrahydro-1-methyl-2-pyrimidinyl)ethenyl]phenol; Oxantel Ebonate; Telopar. Grades: 98%. CAS No. 68813-55-8. Molecular formula: C36H32N2O7. Mole weight: 604.65. | |
| Oxasetin | It is produced by the strain of Vaginatispora aquatica HK 1821. It has medium activity against gram-positive bacteria, including Methicillin-resistant Staphylococcus aureus and Vancomycin-resistant enterococcus faecalis (MIC is 16 μg/mL). It has no activity against gram-negative bacteria and fungi. Molecular formula: C21H29NO4. Mole weight: 359.46. | |
| Oximidine III | It is produced by the strain of Pseudomonas sp. QN05727. It's an anti-tumor antibiotic. It can selectively inhibit the growth of 3Y1 in rat fibroblasts with degeneration of various tumor genes. It inhibits v-H-ras-3Y1, v-src-3Y1 cells and the normal 3Y1 cells with IC50 (nmol/L) of 14, 4.5 and 140, respectively. It stops RAS-or SRC-denatured cells at G1 phase of the cell cycle and increases p21WAF1 expression. Molecular formula: C23H24N2O6. Mole weight: 424.45. | |
| Oxirapentyn | It is produced by the strain of Beauveria felina SANK 136. It has anti-gram-positive bacteria and Mycobacterium activity, but the antibacterial activity is weak. Synonyms: (3R,4aR)-3α-(Acetyloxy)-3,4,7aα,7bβ-tetrahydro-2,2-dimethyl-6aα-(3-methyl-3-buten-1-ynyl)-2H,5aαH-bisoxireno[e,h]-1-benzopyran-6(6aH)-one; 2H,5aH-Bisoxireno[e,h]-1-benzopyran-6(6aH)-one, 3-(acetyloxy)tetrahydro-2,2-dimethyl-6a-(3-methyl-3-buten-1-ynyl)-, (3R,4aR,5aS,6aS,7aS,7bS)-; Oxirapentyne. CAS No. 88205-90-7. Molecular formula: C18H20O6. Mole weight: 332.35. | |
| Oxychloroaphine | It is produced by the strain of Pseudomonas aeruginosa T359. It's a phenazine antibiotic. It has antifungal and mycobacterium effects, and has weak inhibitory effect on gram-positive bacteria. Synonyms: Oxychloraphin; Oxychlororaphine; Oxychloroaphine; 1-Phenazinecarboxamide; 1-carbamoylphenazine. Grades: >98% by HPLC. CAS No. 550-89-0. Molecular formula: C13H9N3O. Mole weight: 223.23. | |
| Oxyntomodulin (30-37) (bovine, dog, porcine) | Synonyms: GLUCAGON FRAGMENT 30-37; H-LYS-ARG-ASN-LYS-ASN-ASN-ILE-ALA-OH; glucagon 37 fragment 30-37; glicentin (62-69). CAS No. 81117-26-2. Molecular formula: C39H72N16O12. Mole weight: 957.09. | |
| Oxypyrrolnitrin | Oxypyrrolnitrin is produced by the strain of Pseudomonas pyrrolnitrica. It is a nitrogen-containing heterocyclic antibiotic. It has anti-gram-positive bacteria, negative bacteria, mycobacterium and fungal effects. Synonyms: 3-chloro-4-(2'-nitro-3'-chloro-6'-hydroxyphenyl) pyrrole. CAS No. 15345-51-4. Molecular formula: C10H6N2O3Cl2. Mole weight: 273.07. | |
| Oxytetracycline | Oxytetracycline is a glycoside antibiotic produced by the strain of Streptomyces xanthophaeus. It can be used for infections caused by Gram-positive bacteria, Gram-negative bacteria, Mycoplasma, Chlamydia, Rickettsia and other pathogens. Especially for the prevention and treatment of porcine eperythropoiesis, toxoplasma, chlamydia and other pathogen infections. Synonyms: Doxycycline hyclate EP impurity E; Doxycycline monohydrate EP impurity E; Oxytetracycline; Doxycycline EP impurity E; Terramycin; Oxyterracine; Oxytetracyclin; 2-Naphthacenecarboxamide, 4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,6,10,12,12a-hexahydroxy-6-methyl-1,11-dioxo-, (4S,4aR,5S,5aR,6S,12aS)-; (4S,4aR,5S,5aR,6S,12aS)-4-(Dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,6,10,12,12a-hexahydroxy-6-methyl-1,11-dioxo-2-naphthacenecarboxamide; 2-Naphthacenecarboxamide, 4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,6,10,12,12a-hexahydroxy-6-methyl-1,11-dioxo-, [4S-(4α, 4aα, 5α, 5aα, 6β, 12aα)]-; 5-Hydroxytetracycline; Abbocin; Adamycin; Antibiotic TM 25; Berkmycen; Biostat PA; Clinimycin; Dabicycline; Erfamycin; Fanterrin; Geomycin (Streptomyces vimosus); Geotilin; Imperacin; Lenocycline; NSC 9169; Oksisyklin; Ryomycin; Solkaciclina; Tormicina; Ursocycline; Vendarcin. Grades: >98%. CAS No. 79-57-2. Molecular formula: C22H24N2O9. Mole weight: 460.43. | |
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