Benzoic acid, 2,2'-(1-oxo-1,2-ethanediyl)bis- (en)

名称

[ CAS 号 ]:
4281-16-7

[ 英文名 ]:
Benzoic acid, 2,2'-(1-oxo-1,2-ethanediyl)bis- (en)

[英文别名 ]:

2,2'-Desoxybenzoin-dicarbonsaeure
phenylpyruvate
2,2'-Dicarboxy-desoxybenzoin
L-PHENYLPYRUVICACID
phenylpyruvic
Deoxybenzoin-2,2'-dicarboxylic acid
PHENYLPYRUVIC ACID
benzyl glyoxylic acid
Pyruvic acid,phenyl
Phenylpyroracemic acid

物理化学性质

[ 密度 ]:
1.375g/cm3

[ 沸点 ]:
530.7ºC at 760 mmHg

[ 分子式 ]:
C₁₆H₁₂O₅

[ 分子量 ]:
284.26300

[ 闪点 ]:
288.8ºC

[ 精确质量 ]:
284.06800

[ PSA ]:
91.67000

[ LogP ]:
2.50840

[ 折射率 ]:
1.641

毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DH6126000

CHEMICAL NAME :: Benzoic acid, 2,2'-(1-oxo-1,2-ethanediyl)bis-

CAS REGISTRY NUMBER :: 4281-16-7

BEILSTEIN REFERENCE NO. :: 2701513

LAST UPDATED :: 199712

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C16-H12-O5

MOLECULAR WEIGHT :: 284.28

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 :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 9,397,1974

安全信息

[ 海关编码 ]:
2918300090

海关

[ 海关编码 ]: 2918300090

[ 中文概述 ]:
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

[ 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%