Aspoxicillin
阿扑西林
Also known as: ASPOXICILLIN, N4-Methyl-D-asparaginylamoxicillin, TA 058, ASPC, Doyle, 6-[D-2-(D-2-Amino-3-N-methylcarbamoylpropionamido)-2-p-hydroxyphenylacetamido]penicillanic Acid, (2S,5R,6R)-6-[(2R)-2-[(2R)-2-Amino-3-(methylcarbamoyl)propionamido]-2-(p-hydroxyphenyl)acetamido]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid, [2S-(2a,5a,6b)]-N-Methyl-D-asparaginyl-N-(2-carboxy-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-6-yl)-D-2-(4-hydroxyphenyl)glycinamide, Glycinamide, N-methyl-D-asparaginyl-N-(2-carboxy-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-6-yl)-D-2-(4-hydroxyphenyl)-, [2S-(2a,5a,6b)]-, 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[(2R)-2-[[(2R)-2-amino-4-(methylamino)-1,4-dioxobutyl]amino]-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-, (2S,5R,6R)-
Aspoxicillin (CAS 63358-49-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C21H27N5O7S and a molecular weight of 493.533 g/mol. It is also known as ASPOXICILLIN, N4-Methyl-D-asparaginylamoxicillin and TA 058. Key properties include a melting point of 195-198° (dec), a boiling point of 985.1±65.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 549.5±34.3 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 63358-49-6
- Jingsj CID
- J-39722-3
- Molecular Formula
- C21H27N5O7S
- Chinese Name
- 阿扑西林
- Molecular Weight
- 493.533 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 195-198° (dec) |
|---|---|
| Boiling Point | 985.1±65.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 549.5±34.3 °C |
| Exact Mass | 493.163116 |
| PSA | 215.87000 |
| LogP | -0.53 |
| Vapor Pressure | 0.0±0.3 mmHg at 25°C |
| Refractive Index | 1.672 |
| Storage Conditions | 2-8°C |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Activity & Biological Data
| Target | microbe[1] |
|---|---|
| Additional Information | [1]. Yoshimura H, et al. Comparative in vitro activity of 16 antimicrobial agents against Actinobacillus pleuropneumoniae. Vet Res Commun. 2002 Jan;26(1):11-9. [2]. Oshida T, et al. Activity of sub-minimal inhibitory concentrations of aspoxicillin in prolonging the postantibiotic effect against Staphylococcus aureus. J Antimicrob Chemother. 1990 Jul;26(1):29-38. |
Frequently Asked Questions
What is the CAS number of Aspoxicillin?
The CAS number of Aspoxicillin is 63358-49-6.
What are the molecular formula and molecular weight of Aspoxicillin?
Aspoxicillin has molecular formula C21H27N5O7S and molecular weight 493.533 g/mol.
Is Aspoxicillin hazardous?
Aspoxicillin has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Aspoxicillin (CAS 63358-49-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39722-3 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.