4281-16-7

• 常用中文名：Benzoic acid, 2,2'-(1-oxo-1,2-ethanediyl)bis- (en)
• 常用英文名：Benzoic acid, 2,2'-(1-oxo-1,2-ethanediyl)bis- (en)
• CAS号：4281-16-7
• 分子式：C₁₆H₁₂O₅
• 分子量：284.26300
• 发布时间：2016-01-15 05:38:37
• 更新时间：2024-02-19 19:48:12

名称

• 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; 3-phenyl-2-oxopropanoic acid

物化性质

• 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

• 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%