116170-90-2

116170-90-2 structure

Name: ethyl 3-amino-4-cyano-5-(methylthio)thiophene-2-carboxylate
Chemical Name: ethyl 3-amino-4-cyano-5-methylsulfanylthiophene-2-carboxylate
CAS Number: 116170-90-2
Molecular Formula: C₉H₁₀N₂O₂S₂
Molecular Weight: 242.31800
Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
Create Date: 2018-08-01 11:22:29
Modify Date: 2025-08-25 16:15:38

Name	ethyl 3-amino-4-cyano-5-methylsulfanylthiophene-2-carboxylate
Synonyms	ethyl 3-amino-4-cyano-5-(methylsulfanyl)thiophene-2-carboxylate 3-amino-4-cyano-5-methylsulfanylthiophene-2-carboxylic acid ethyl ester 2-Thiophenecarboxylicacid,3-amino-4-cyano-5-(methylthio)-,ethyl ester 3-amino-4-cyano-5-methylthio-2-thiophenecarboxylic acid ethyl ester ethyl 3-amino-4-cyano-5-(methylthio)thiophene-2-carboxylate

Density	1.37g/cm3
Boiling Point	447.3ºC at 760mmHg
Molecular Formula	C₉H₁₀N₂O₂S₂
Molecular Weight	242.31800
Flash Point	224.3ºC
Exact Mass	242.01800
PSA	129.65000
LogP	2.68178
Vapour Pressure	3.41E-08mmHg at 25°C
Index of Refraction	1.615

Hazard Codes	T+
HS Code	2934999090

5147-80-8

623-51-8

~99%

116170-90-2

Literature: MILLENNIUM PHARMACEUTICALS, INC.; TAKEDA PHARMACEUTICAL COMPANY LIMITED; BANNO, Hiroshi; HIROSE, Masaaki; KURASAWA, Osamu; LANGSTON, Steven, P.; MIZUTANI, Hirotake; SHI, Zhan; VISIERS, Irache; VOS, Tricia, J.; VYSKOCIL, Stepan Patent: WO2010/90716 A1, 2010 ; Location in patent: Page/Page column 217-218 ;

5147-80-8

~94%

116170-90-2

Literature: Aventis Pharma S.A. Patent: US2008/146542 A1, 2008 ; Location in patent: Page/Page column 18 ;

84911-18-2

20602-68-0

116170-90-2

Literature: Luo, Laichun; Meng, Lanlan; Sun, Qi; Ge, Zemei; Li, Runtao Tetrahedron Letters, 2014 , vol. 55, # 1 p. 259 - 263

72436-88-5

116170-90-2

Literature: Heterocycles, , vol. 27, # 10 p. 2539 - 2544

Precursor 4
5147-80-8 623-51-8 84911-18-2 72436-88-5
DownStream 1
148835-32-9

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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