- 中文别名：头孢唑啉
- 中文释义：头孢唑啉;先锋霉素V;(6R,7R)-3-[(5-甲基-1,3,4-噻二唑-2-基)硫甲基]-8-氧代-7-[[2-(四唑-1-基)乙酰]氨基]-5-硫杂-1-氮杂双环[4.2.0]辛-2-烯-2-甲酸;头孢菌素Ⅴ
- 英文别名：5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[[2-(1H-tetrazol-1-yl)acetyl]amino]-, (6R,7R)-;
5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-, (6R,7R)- (9CI);
5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-, (6R-trans)-;
5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[2-(1H-tetrazol-1-yl)acetamido]- (8CI);
(6R,7R)-3-[[(5-Methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[[2-(1H-tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;
7-(1-(1H)-Tetrazolylacetamido)-3-[2-(5-methyl-1,3,4-thiadiazolyl)thiomethyl]-Δ3-cephem-4-carboxylic acid;
7-(1H-Tetrazol-1-ylacetamido)-3-(5-methyl-1,3,4-thiadiazol-2-yl)thiomethyl-3-cephem-4-carboxylic acid;
CEZ;
Cefamezin;
Cefaprim;
Cefazolin;
Cefazoline;
Cephamezine;
Cephazolin;
Cephazoline;
Elzogram;
Sefazol;
Zinol - cas No.：25953-19-9
- 分子式：
C14H14N8O4S3
- 分子量：454.51
- 精确分子量：454.03002
- PSA：234.93000
- InChI：InChI=1/C14H14N8O4S3/c1-6-17-18-14(29-6)28-4-7-3-27-12-9(11(24)22(12)10(7)13(25)26)16-8(23)2-21-5-15-19-20-21/h5,9,12H,2-4H2,1H3,(H,16,23)(H,25,26)/t9-,12-/m1/s1
- 分子结构式：
物化性质
- 外观与性状：
- 针状
- 密度：
- 2.01g/cm3
- 熔点：
- 198-200ºC
- 折射率：
- 1.961
安全信息
- 外观与性状：
- 针状
- 密度：
- 2.01g/cm3
- 熔点：
- 198-200ºC
- 折射率：
- 1.961
毒理性
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- XI0389900
- CHEMICAL NAME :
- 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 3-(((5-methyl-1,3,4-thiadiazol-2-yl) thio)methyl)-8-oxo-7-(2-(1H-tetrazol-1-yl)acetamido)-
- CAS REGISTRY NUMBER :
- 25953-19-9
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C14-H14-N8-O4-S3
- MOLECULAR WEIGHT :
- 454.54
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- BYYADW Byoin Yakugaku. Hospital Pharmacology. (Yakuji Nippon Sha, 1-11 Izumi-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1975- Volume(issue)/page/year: 3,220,1978
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intramuscular
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 4 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- BYYADW Byoin Yakugaku. Hospital Pharmacology. (Yakuji Nippon Sha, 1-11 Izumi-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1975- Volume(issue)/page/year: 3,220,1978 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 164 gm/kg/26W-I
- TOXIC EFFECTS :
- Blood - normocytic anemia Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases
- REFERENCE :
- NKRZAZ Chemotherapy (Tokyo). (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki, Shinagawa-Ku, Tokyo 141, Japan) V.1- 1953- Volume(issue)/page/year: 28(Suppl 7),1089,1980
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 44100 mg/kg/35D-I
- TOXIC EFFECTS :
- Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases Related to Chronic Data - death
- REFERENCE :
- NKRZAZ Chemotherapy (Tokyo). (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki, Shinagawa-Ku, Tokyo 141, Japan) V.1- 1953- Volume(issue)/page/year: 28(Suppl 7),1007,1980
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 11200 mg/kg/28D-I
- TOXIC EFFECTS :
- Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis)
- REFERENCE :
- BYYADW Byoin Yakugaku. Hospital Pharmacology. (Yakuji Nippon Sha, 1-11 Izumi-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1975- Volume(issue)/page/year: 3,220,1978 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1317 No. of Facilities: 33 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 528 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1317 No. of Facilities: 318 (estimated) No. of Industries: 1 No. of Occupations: 5 No. of Employees: 16111 (estimated) No. of Female Employees: 13596 (estimated)
分子结构与计算化学数据
计算化学数据
1.疏水参数计算参考值（XlogP）:无
2.氢键供体数量:2
3.氢键受体数量:12
4.可旋转化学键数量:7
5.互变异构体数量:4
6.拓扑分子极性表面积:235
7.重原子数量:29
8.表面电荷:0
9.复杂度:740
10.同位素原子数量:0
11.确定原子立构中心数量:2
12.不确定原子立构中心数量:0
13.确定化学键立构中心数量:0
14.不确定化学键立构中心数量:0
15.共价键单元数量:1