20949-66-0

• 常用中文名：2-(甲硫基)-1,3-噻唑-4(5H)-酮
• 常用英文名：2-(METHYLTHIO)-4(5H)-THIAZOLONE
• CAS号：20949-66-0
• 分子式：C₄H₅NOS₂
• 分子量：147.21900
• 发布时间：2019-01-01 17:45:27
• 更新时间：2025-08-28 06:29:02

名称

• 中文名: 2-(甲硫基)-1,3-噻唑-4(5H)-酮
• 英文名: 2-(Methylsulfanyl)-1,3-thiazol-4(5H)-one
• 中文别名: 2-(甲基硫代)-4(5h)-噻唑酮
• 英文别名: 2-methyl-9H-thioxanthen-9-one 10,10-dioxide; 2-methylthioxanthone sulfone; 2-methylmercapto-4-thiazolidinone; 2-(methylthio)thiazol-4(5H)-one; 2-METHYL-9H-THIOXANTHEN-9-ONE,10-DIOXIDE; 2-methylthioxanthone-10,10-dioxide; 2-methylthioxanthone-10,10-oxide; 2-methylsulfanyl-thiazol-4-one

物化性质

• 密度: 1.49
• 沸点: 249ºC
• 熔点: 82ºC
• 分子式: C₄H₅NOS₂
• 分子量: 147.21900
• 闪点: 105ºC
• 精确质量: 146.98100
• PSA: 80.03000
• LogP: 0.41440

安全

• 海关编码: 2934100090

合成路线

141-84-4 74-88-4 ~83% 20949-66-0

文献：Khodair, Ahmed I. Journal of Heterocyclic Chemistry, 2002 , vol. 39, # 6 p. 1153 - 1160

1011291-07-8 ~87% 20949-66-0

文献：Caille, Seb; Bercot, Eric A.; Cui, Sheng; Faul, Margaret M. Journal of Organic Chemistry, 2008 , vol. 73, # 5 p. 2003 - 2006

141-84-4 74-88-4 ~% 4807-55-0 20949-66-0

文献：Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 7, p. 173 - 174 Khimiya Geterotsiklicheskikh Soedinenii, , vol. 7, p. 189 - 191

6866-44-0 77-78-1 ~% 20949-66-0

文献：Bulletin de la Societe Chimique de France, , p. 3461 - 3468

186581-53-3 141-84-4 ~% 4807-55-0 20949-66-0

文献：Zhurnal Organicheskoi Khimii, , vol. 6, p. 1744 - 1746,1747 - 1749

34705-87-8 74-88-4 ~% 4807-55-0 20949-66-0

文献：Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 7, p. 802 - 803 Khimiya Geterotsiklicheskikh Soedinenii, , vol. 7, p. 858

上下游产品

上游产品  6
141-84-4 74-88-4 6866-44-0 77-78-1
186581-53-3 34705-87-8
下游产品  2
21262-73-7 2295-31-0

海关

海关编码	2934100090
中文概述	2934100090. 结构上含有一个非稠合噻唑环的化合物(不论是否氢化). 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:20.0%
申报要素	品名, 成分含量, 用途
Summary	2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%