CEPHALEXIN (CAS 15686-71-2) — formula C16H17N3O4S, molecular weight 347.4; category pharmaceutical intermediates and APIs.
CEPHALEXIN (CAS 15686-71-2) is a chemical raw material in the pharmaceutical intermediates and APIs category. Its molecular formula C16H17N3O4S comprises 16 C, 17 H, 3 N, 4 O, 1 S atoms. Its molecular weight is about 347.4. Reported physicochemical data: melting point around 326.8, boiling point around 727.4, LogP about 0.65. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 15686-71-2 |
|---|---|
| Molecular Formula | C16H17N3O4S |
| Molecular Weight | 347.4 |
| Melting Point | 326.8 |
| Boiling Point | 727.4 |
| LogP | 0.65 |
| Applications | ANTIBIOTIC FOR INFECTIONS OF THE RESPIRATORY & GENITOURINARY TRACTS & OF THE SKIN, EYE, & BONE, ANTIBIOTIC FOR VETERINARY USE, MEDICATION, MEDICATION (VET) |
| Category | Pharmaceutical Intermediates & APIs |
Documented applications: ANTIBIOTIC FOR INFECTIONS OF THE RESPIRATORY & GENITOURINARY TRACTS & OF THE SKIN, EYE, & BONE, ANTIBIOTIC FOR VETERINARY USE, MEDICATION, MEDICATION (VET).
CEPHALEXIN is a pharmaceutical intermediate or API compound with CAS registry number 15686-71-2 and molecular formula C16H17N3O4S (molecular weight 347.4), belonging to the pharmaceutical intermediates and APIs segment of chemical raw materials.
CAS number: 15686-71-2
Its molecular formula C16H17N3O4S comprises 16 C, 17 H, 3 N, 4 O, 1 S atoms.
Also known as: CEPHALEXIN · 头孢氨苄 · Cephalexin Monohydrate
Category: pharmaceutical intermediates and APIs
The CAS registry number of CEPHALEXIN is 15686-71-2.
Molecular formula C16H17N3O4S, molecular weight 347.4.
It is also registered under: CEPHALEXIN, 头孢氨苄, Cephalexin Monohydrate.
Recorded applications: ANTIBIOTIC FOR INFECTIONS OF THE RESPIRATORY & GENITOURINARY TRACTS & OF THE SKIN, EYE, & BONE, ANTIBIOTIC FOR VETERINARY USE, MEDICATION, MEDICATION (VET).
Category: Pharmaceutical Intermediates & APIs.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for CEPHALEXIN (CAS 15686-71-2), compiled from public chemistry databases.
| CAS Registry Number | 15686-71-2 |
|---|---|
| PubChem CID | 27447 |
| Molecular formula | C16H17N3O4S |
| IUPAC name | (6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
| UNII (FDA) | 5SFF1W6677 |
| Molecular Weight | 347.4 |
|---|---|
| XLogP3 | 0.6 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 4 |
| Exact Mass | 347.09397721 |
| Monoisotopic Mass | 347.09397721 |
| Topological Polar Surface Area | 138 |
| Heavy Atom Count | 24 |
| Boiling Point | 727.4 |
|---|---|
| Melting Point | 326.8 |
| Melting Point | 326.8 °C |
| Solubility | 10mg/mL |
| Solubility | 2.97e-01 g/L |
| LogP | 0.65 |
| LogP | logP = 0.65 |
| Dissociation Constants | 2.53 |
| Dissociation Constants | 7.14 |
| Dissociation Constants | PKA: 5.2, 7.3 |
cephalexin; Cefalexin; 15686-71-2; Cephacillin; Ceporexin; Mamalexin; Ceporex; Keflex; Carnosporin; Cefaleksin; Cephalexine; Cephalexinum; Ceporexine; Sinthecillin; Uphalexin; Alsporin
| Reported hazard statements | H317 (100%), H334 (100%) |
|---|
H317 (100%): May cause an allergic skin reaction [Warning Sensitization, Skin]
H334 (100%): May cause allergy or asthma symptoms or breathing difficulties if inhaled [Danger Sensitization, respiratory]
Cephalexin Monohydrate · CAS 15686-71-2 · C16H17N3O4S. UNII 5SFF1W6677. Boiling Point: 727.4; Melting Point: 326.8; Melting Point: 326.8 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 头孢氨苄