3993-73-5

• 常用中文名：5-甲基乳清酸
• 常用英文名：4-Pyrimidinecarboxylicacid, 1,2,3,6-tetrahydro-5-methyl-2,6-dioxo-
• CAS号：3993-73-5
• 分子式：C₆H₆N₂O₄
• 分子量：170.12300
• 发布时间：2018-03-13 08:00:00
• 更新时间：2025-09-14 14:00:07

名称

• 中文名: 5-甲基乳清酸
• 英文名: 5-methyl-2,4-dioxo-1H-pyrimidine-6-carboxylic acid
• 英文别名: 2,6-Dihydroxy-5-methyl-4-carboxy pyrimidine; 5-Methylorotic acid; 5-methyl-2,6-dioxo-1,2,3,6-tetrahydro-pyrimidine-4-carboxylic acid; 5-Methylorotsaeure; 5-Methyl-2,6-dioxo-1,2,3,6-tetrahydro-pyrimidin-4-carbonsaeure; EINECS 223-640-4; Orotic acid,5-methyl; Methylorotic acid; 6-Thyminecarboxylic acid; 2,6-Dihydroxy-5-methyl-4-pyrimidinecarboxylic acid

物化性质

• 密度: 1.505g/cm3
• 分子式: C₆H₆N₂O₄
• 分子量: 170.12300
• 精确质量: 170.03300
• PSA: 103.02000
• 折射率: 1.546

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : UV7730000 CHEMICAL NAME : 4-Pyrimidinecarboxylic acid, 2,6-dihydroxy-5-methyl- CAS REGISTRY NUMBER : 3993-73-5 LAST UPDATED : 199701 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C6-H6-N2-O4 MOLECULAR WEIGHT : 170.14 WISWESSER LINE NOTATION : T6N CNJ BQ DVQ E1 FQ 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 : 180 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04722

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