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China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-Methyl-5-amino-1H-benzimidazole-2-butanoic acid ethyl ester
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: ethyl 4-(5-amino-1-methylbenzimidazol-2-yl)butanoate
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3543-73-5

3543-73-5 structure

3543-73-5 structure

Name: 1-METHYL-5-AMINO-1H-BENZIMIDAZOLE-2-BUTANOIC ACID ETHYLESTER
Chemical Name: ethyl 4-(5-amino-1-methylbenzimidazol-2-yl)butanoate
CAS Number: 3543-73-5
Molecular Formula: C₁₄H₁₉N₃O₂
Molecular Weight: 261.320
Create Date: 2018-12-28 08:09:59
Modify Date: 2026-07-04 16:03:58

Name	ethyl 4-(5-amino-1-methylbenzimidazol-2-yl)butanoate
Synonyms	Ethyl 5-amino-1-methyl-1H-benzimidazole-2-butanoate ETHYL 4-(5-AMINO-1-METHYL-1HBENZIMIDAZOL-2-YL) BUTANOATE 5-AMINO-1-METHYL-1H-BENZIMIDAZOLE-2-BUTANOIC ACID ETHYL ESTER BendaMustine hydrochloride interMediate 4-[5-Amino-1-MethylbenziMidazol-2-yl]butanoic acid ethyl ester 1-Methyl-5-amino-1H-benzimidazole-2-butanoicacidethylester 5-(5-amino-1-methyl-2-benzimidazolyl)-1-methoxy-2-pentanone Ethyl-4-(5-amino-1-Methy-1H-benzo[d] iMidazol-2-yl)butanoate 1-Methyl-5-amino-1H-benzimidazole-2-butanoic acid ethyl ester 4-(5-amino-1-methyl-1H-benzoimidazol-2-yl)-butyric acid ethyl ester Bendamustine Hydrochloride Intermediate 3-5 API Manufacturer ethyl 4-(5-amino-1-methyl-1H-benzo[d]imidazol-2-yl)butanoate 1-Methyl-5-amino-1H-benzimidazole-2 5-Amino-1-Methyl 1H-benzimidazol-1-methyl-5-amino-2-butanoic acid ethyl ester 4-(5-amino-1-Methyl-1H-benzoiMidazol-2-yl)-butyric acid ethyl esterCAS Ethyl 4-(5-amino-1-methyl-1H-benzimidazol-2-yl)butanoate Ethyl4-(5-amino-1-methyl-1Hbenzo[d]imidazole -2-yl)butanoate 1H-Benzimidazole-2-butanoic acid, 5-amino-1-methyl-, ethyl ester 5-Amino-1-methyl-1H-benzimidazole-2-butanoic acid ethyl ester 1-Methyl-5-amino-1H-benziMidazole-2-butanoic acid ethyl este Bendamustine Intermediate Ethyl 4-(5-amino-1-methyl-1H-1,3-benzimidazol-2-yl)butanoate 4-(5-Amino-1-methyl-1H-benzoimidazol-2-yl)-butyric acidethylester endamustine Dideschloroethyl Ethyl Ester BendaMustine Dideschloroethyl Ethyl Ester 4-(5-amino-1-methyl-1H-benzimidazol-2-yl)butanoate 5-amino-1-methyl-2-Benzimidazolebutyric acid ethyl ester Ethyl 4-(5-amino-1-methyl-1H-benzo[d]imidazol-2-yl)butyrate Bendamustine hydrochloride Intermediates 2 Ethyl 4-(5-amino-1-methyl-1H-benzo[d]imidazol-2-yl)butanoate ethyl-4-(5-amino-1-methyl-1H-benzo[d]imidazol-2-yl) butanoate ethyl 4-(5-amino-1-Methyl-1H-1,3-benzodiazol-2-yl)butanoate

Density	1.2±0.1 g/cm3
Boiling Point	471.6±25.0 °C at 760 mmHg
Melting Point	130-135ºC
Molecular Formula	C₁₄H₁₉N₃O₂
Molecular Weight	261.320
Flash Point	239.0±23.2 °C
Exact Mass	261.147736
PSA	70.14000
LogP	1.72
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.591

Hazard Codes	Xi
HS Code	2933990090

3543-72-4 structure

3543-72-4

~88%

3543-73-5 structure

3543-73-5

Literature: US2014/31560 A1, ; Paragraph 0103; 0104; 0105; 0106 ;

369-36-8 structure

369-36-8

~%

3543-73-5 structure

3543-73-5

Literature: US2014/31560 A1, ;

108-55-4 structure

108-55-4

~%

3543-73-5 structure

3543-73-5

Literature: US2014/31560 A1, ;

31349-48-1 structure

31349-48-1

~%

3543-73-5 structure

3543-73-5

Literature: US2014/31560 A1, ;

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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