50624-25-4

• 常用中文名：4-羟基-4-甲基-2-戊酸
• 常用英文名：4-HYDROXY-4-METHYL-PENT-2-YNOIC ACID
• CAS号：50624-25-4
• 分子式：C₆H₈O₃
• 分子量：128.12600
• 发布时间：2018-04-29 08:00:00
• 更新时间：2025-08-27 16:23:21
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名称

• 中文名: 4-羟基-4-甲基-2-戊酸
• 英文名: 4-hydroxy-4-methylpent-2-ynoic acid
• 英文别名: 4-Hydroxy-4-methyl-pent-2-in-saeure; 4-hydroxy-4-methyl-2-pentynoic acid; 4-hydroxy-4-methyl-pent-2-ynoic acid; 4-Hydroxy-4-methylpent-2-inolsaeure; 4-Hydroxy-4-methyl-pentin-(2)-saeure

物化性质

• 密度: 1.243g/cm3
• 沸点: 275.8ºC at 760 mmHg
• 分子式: C₆H₈O₃
• 分子量: 128.12600
• 闪点: 134.8ºC
• 精确质量: 128.04700
• PSA: 57.53000
• 折射率: 1.511

安全

• 符号: GHS07
• 信号词: Warning
• 危害声明: H315-H319-H335
• 警示性声明: P261-P305 + P351 + P338
• 危险品运输编码: NONH for all modes of transport
• 海关编码: 2918199090

合成路线

52258-96-5 ~% 50624-25-4

文献：Yuvchenko, A.P.; Dikusar, E.A.; Zhukovskaya, N.A.; Moiseichuk, K.L. J. Gen. Chem. USSR (Engl. Transl.), 1992 , vol. 62, # 11.2 p. 2604 - 2610,2146 - 2151

124-38-9 ~% 50624-25-4

文献：Jones; Whiting Journal of the Chemical Society, 1949 , p. 1423,1426 Full Text Show Details Haynes; Jones Journal of the Chemical Society, 1946 , p. 503,505 Full Text Show Details Sal'kind; Michant'ew Zhurnal Obshchei Khimii, 1941 , vol. 11, p. 92,97, 98 Chem. Zentralbl., 1941 , vol. 112, # II p. 1609

79-22-1 ~% 50624-25-4

文献：Sal'kind; Michant'ew Zhurnal Obshchei Khimii, 1941 , vol. 11, p. 92,97, 98 Chem. Zentralbl., 1941 , vol. 112, # II p. 1609

124-38-9 115-19-5 ~% 50624-25-4

文献：Kucherov,V.F. et al. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1962 , p. 446 - 451 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1962 , p. 484 - 490

67-64-1 471-25-0 ~51% 50624-25-4

文献：Caporale, Andrea; Tartaggia, Stefano; Castellin, Andrea; De Lucchi, Ottorino Beilstein Journal of Organic Chemistry, 2014 , vol. 10, p. 384 - 393

129913-03-7 ~% 50624-25-4 24303-68-2

文献：Yuvchenko, A.P.; Dikusar, E.A.; Zhukovskaya, N.A.; Moiseichuk, K.L. J. Gen. Chem. USSR (Engl. Transl.), 1992 , vol. 62, # 11.2 p. 2604 - 2610,2146 - 2151

109-72-8 129913-03-7 ~% 50624-25-4 24303-68-2

文献：Yuvchenko, A.P.; Dikusar, E.A.; Zhukovskaya, N.A.; Moiseichuk, K.L. J. Gen. Chem. USSR (Engl. Transl.), 1992 , vol. 62, # 11.2 p. 2604 - 2610,2146 - 2151

上下游产品

上游产品  7
67-64-1 471-25-0 109-72-8 52258-96-5
124-38-9 79-22-1 115-19-5
下游产品  5
3123-97-5 69088-96-6 33432-52-9 20019-64-1
79756-91-5

海关

海关编码	2918199090
中文概述	HS: 2918199090. 其他含醇基但不含其他含氧基羧酸（包括其酸酐、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	2918199090 other carboxylic acids with alcohol 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%