7-氨基-3-甲基-3-头孢烯-4-甲酸，CAS 登记号 22252-43-3，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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7-Amino-3-methyl-3-cephem-4-carboxylic acid · CAS 22252-43-3 · C8H10N2O3S. UNII ANM3MSM8TN.
| CAS Registry Number | 22252-43-3 |
|---|---|
| PubChem CID | 33498 |
| Molecular formula | C8H10N2O3S |
| IUPAC name | (6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
| UNII (FDA) | ANM3MSM8TN |
| Molecular Weight | 214.24 |
|---|---|
| XLogP3 | -3.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 1 |
| Exact Mass | 214.04121336 |
| Monoisotopic Mass | 214.04121336 |
| Topological Polar Surface Area | 109 |
| Heavy Atom Count | 14 |
| Formal Charge | 0 |
| GHS notification summary | 8.6% (5 / 58) |
|---|
| GHS notification summary | 8.6% (5 / 58) |
|---|---|
| Reported hazard statements | H317 (87.9%), H334 (87.9%) |
This chemical does not meet GHS hazard criteria for 8.6% (5 of 58) of reports.
H317 (87.9%): May cause an allergic skin reaction [Warning Sensitization, Skin]
22252-43-3; 7-aminodesacetoxycephalosporanic acid; 7-ADCA; 7-aminodeacetoxycephalosporanic acid; 7-amino-3-methyl-3-cephem-4-carboxylic acid; ANM3MSM8TN; DTXSID4057687; 3-methyl-7-aminoceph-3-em-4-carboxylic acid; 7beta-amino-3-methylceph-3-em-4-carboxylic acid; DTXCID5031476; 3-methyl-7-amino-Delta3-cephem-4-carboxylic acid; RefChem:105793; 7-desacetoxyaminocephalosporanic acid; 244-870-1; (6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; Cephalexin Impurity B
CAS 22252-43-3; molecular formula C8H10N2O3S; molecular weight — g/mol.
22252-43-3, 7-aminodesacetoxycephalosporanic acid, 7-ADCA, 7-aminodeacetoxycephalosporanic acid, 7-amino-3-methyl-3-cephem-4-carboxylic acid, ANM3MSM8TN.
8.6% of GHS notifications report no hazard classification (5 of 58).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.