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4H-1-Benzopyran-2-carboxylicacid, 6-chloro-4-oxo-

4H-1-Benzopyran-2-carboxylicacid, 6-chloro-4-oxo-


  • 中文别名:6-氯-4-氧代-4H-色烯-2-羧酸
  • 中文释义:6-氯-4-氧代-4H-色烯-2-羧酸
  • 英文别名:6-Chloro-4-oxo-4H-chromene-2-carboxylic acid;
    6-chloro-4-oxochromene-2-carboxylic acid 
  • CAS No.:5006-45-1
  • 分子式:C10H5ClO4
  • 分子量:223.5899
  • 精确分子量:223.98800
  • PSA:67.51000
  • InChI:The Key: HALQFUWRVXLBIS-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.612g/cm3
熔点:
254-256ºC
沸点:
384.5ºC at 760 mmHg
闪点:
186.4ºC
折射率:
1.649

安全信息

密度:
1.612g/cm3
熔点:
254-256ºC
沸点:
384.5ºC at 760 mmHg
闪点:
186.4ºC
折射率:
1.649

毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DJ2260650
CHEMICAL NAME :
4H-1-Benzopyran-2-carboxylic acid, 6-chloro-4-oxo-
CAS REGISTRY NUMBER :
5006-45-1
BEILSTEIN REFERENCE NO. :
0185068
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C10-H5-Cl-O4
MOLECULAR WEIGHT :
224.60

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 30,365,1972

海关数据

中国海关编码:2918300090

概述:
2918300090 其他含醛基或酮基不含其他含氧基羧酸(包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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