Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-BROMO-5-METHYLTHIOPHENE-3-CARBOXYLIC ACID
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-bromo-5-methyl-3-Thiophenecarboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

221061-14-9

221061-14-9 structure

221061-14-9 structure

Name: 2-bromo-5-methyl-3-Thiophenecarboxylic acid
Chemical Name: 2-bromo-5-methylthiophene-3-carboxylic acid
CAS Number: 221061-14-9
Molecular Formula: C₆H₅BrO₂S
Molecular Weight: 221.07200
Create Date: 2018-02-21 08:00:00
Modify Date: 2025-09-18 11:45:19

Name	2-bromo-5-methylthiophene-3-carboxylic acid
Synonyms	2-bromo-5-methyl-3-thiophenecarboxylic acid 2-bromo-5-methyl-3-thiophencarboxylic acid

Density	1.784g/cm3
Boiling Point	310.387ºC at 760 mmHg
Molecular Formula	C₆H₅BrO₂S
Molecular Weight	221.07200
Flash Point	141.517ºC
Exact Mass	219.91900
PSA	65.54000
LogP	2.51720
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.63

HS Code	2934999090

19156-50-4 structure

19156-50-4

~98%

221061-14-9 structure

221061-14-9

Literature: ELI LILLY AND COMPANY; LEDGARD, Andrew, James Patent: WO2013/32804 A1, 2013 ; Location in patent: Page/Page column 7 ;

29421-92-9 structure

29421-92-9

~%

221061-14-9 structure

221061-14-9

Literature: ELI LILLY AND COMPANY; LEDGARD, Andrew, James Patent: WO2013/32804 A1, 2013 ;

88770-18-7 structure

88770-18-7

~%

221061-14-9 structure

221061-14-9

Literature: ELI LILLY AND COMPANY; LEDGARD, Andrew, James Patent: WO2013/32804 A1, 2013 ;

Precursor 3
19156-50-4 29421-92-9 88770-18-7
DownStream 0

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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