头孢唑林

Name: 头孢唑林
Brand: 济南圣和化工有限公司

CAS 25953-19-9C14H14N8O4S3MW 454.5

头孢唑林，CAS 登记号 25953-19-9，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，下游主要用于染料及颜料。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。

规格参数

CAS号25953-19-9

分子式C14H14N8O4S3

分子量454.5

熔点198-200 °C (decomposes)

LogP-0.58

纯度按批次COA提供(不公开发布)

包装按订单/批次确认(不公开发布)

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储存条件密封、阴凉干燥处保存

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常见问题

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PubChem 公开数据

Description

Cefazolin · CAS 25953-19-9 · C14H14N8O4S3. UNII IHS69L0Y4T. Melting Point: 198-200 °C (decomposes); Solubility: 4.87e-01 g/L; LogP: -0.58.

Identification

CAS Registry Number	25953-19-9
PubChem CID	33255
Molecular formula	C14H14N8O4S3
IUPAC name	(6R,7R)-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
UNII (FDA)	IHS69L0Y4T

Computed Descriptors

Molecular Weight	454.5
XLogP3	-0.4
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	12
Rotatable Bond Count	7
Exact Mass	454.03001448
Monoisotopic Mass	454.03001448
Topological Polar Surface Area	235
Heavy Atom Count	29
Formal Charge	0

Physical & Chemical Properties

Melting Point	198-200 °C (decomposes)
Solubility	4.87e-01 g/L
LogP	-0.58
LogP	log Kow = -0.58
LogP	-0.24

Physical description & handling notes

Solid
Needles from aqueous acetone
Mol wt 476.50. White to yellowish-white, odorless crystalline powder with a bitter, salty taste. Crystallizes in alpha, beta, and gamma forms (Kariyone). Easily sol in water, slightly sol in methanol, ethanol. Practically insol in benzene, acetone, chloroform /Sodium salt/
Easily sol in DMF, pyridine; sol in aq acetone, aq dioxane, aq ethanol; slightly sol in methanol. Practically insol in chloroform, benzene, ether.
186.2 Å² [M+H]+ [CCS Type: TW; Method: calibrated with Waters Major Mix]
192.7 Å² [M+Na]+ [CCS Type: TW; Method: calibrated with Waters Major Mix]

GHS Hazard Classification

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]

Documented Uses

Vet: Antibacterial ... usually quite active against many gram-positive bacteria ... moderately active against gram-negative bacteria ... relatively susceptible to beta-lactamases ... not as effective against anaerobes as ... penicillins. /First-generation cephalosporins/
Mesh Heading: anti-bacterial agents
Use (kg; approx.) in Germany (2009): >10000
Use (kg; exact) in Germany (2009): 10132
Consumption (g per capita; approx.) in Germany (2009): 0.122
Consumption (g per capita; exact) in Germany (2009): 0.124

Synonyms

cefazolin; 25953-19-9; Cephazolin; Cefazoline; Cephamezine; Cefamezin; Cephazoline; Cephazolidin; Cefazolina; Cefazolinum; Elzogram; DTXSID2022753; IHS69L0Y4T; J01DB04; CHEBI:474053; DTXCID302753

Frequently Asked Questions

What are the CAS number and molecular formula of Cefazolin?

CAS 25953-19-9; molecular formula C14H14N8O4S3; molecular weight — g/mol.

What other names is Cefazolin known by?

cefazolin, 25953-19-9, Cephazolin, Cefazoline, Cephamezine, Cefamezin.

Is Cefazolin classified as hazardous?

Hazard statements reported: H317, H334.

What are the key physical properties of Cefazolin?

Melting Point: 198-200 °C (decomposes); Solubility: 4.87e-01 g/L; LogP: -0.58; LogP: log Kow = -0.58.

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.

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