2,6-dimethyl-4-oxopyran-3-carboxylic acid

名称

[ CAS 号 ]:
3265-58-5

[ 英文名 ]:
2,6-dimethyl-4-oxopyran-3-carboxylic acid

[英文别名 ]:

物理化学性质

[ 密度 ]:
1.326g/cm3

[ 沸点 ]:
341.1ºC at 760 mmHg

[ 分子式 ]:
C8H8O4

[ 分子量 ]:
168.14700

[ 闪点 ]:
143.7ºC

[ 精确质量 ]:
168.04200

[ PSA ]:
67.51000

[ LogP ]:
0.95480

[ 折射率 ]:
1.535

毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UP7035000
CHEMICAL NAME :
4H-Pyran-3-carboxylic acid, 2,6-dimethyl-4-oxo-
CAS REGISTRY NUMBER :
3265-58-5
BEILSTEIN REFERENCE NO. :
0133033
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C8-H8-O4
MOLECULAR WEIGHT :
168.16
WISWESSER LINE NOTATION :
T6O DVJ B1 CVQ F1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2330 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SKEZAP Shokuhin Eiseigaku Zasshi. Food Hygiene Journal. (Nippon Shokuhin Eisei Gakkai c/o Shokuhin Eisei Senta, 2-6-1 Jingumae, Shibuya-ku, Tokyo 150, Japan) V.1- 1960- Volume(issue)/page/year: 12,520,1971

安全信息

[ 海关编码 ]:
2932999099

合成路线

海关

[ 海关编码 ]: 2932999099

[ 中文概述 ]:
2932999099. 其他仅含氧杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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相关化合物

CAS号[3265-58-5]化源网提供[2,6-dimethyl-4-oxopyran-3-carboxylic acid]MSDS、说明、性质、英文名、生产厂家、作用/用途、分子量、密度、沸点、熔点、结构式等。>>电脑版:2,6-dimethyl-4-oxopyran-3-carboxylic acid

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