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ChemicalBook >> CAS DataBase List >> 2-Amino-5-methyl-thiophene-3-carboxylic acid

2-Amino-5-methyl-thiophene-3-carboxylic acid

2-Amino-5-methyl-thiophene-3-carboxylic acid price.
  • $115 - $1460
  • Product name: 2-Amino-5-methyl-thiophene-3-carboxylic acid
  • CAS: 41940-47-0
  • MF: C6H7NO2S
  • MW: 157.19
  • EINECS:
  • MDL Number:MFCD05664138
  • Synonyms:3-Thiophenecarboxylic acid, 2-aMino-5-Methyl-;2-amino-5-methyl-3-thenoic acid;2-amino-5-methyl-3-thiophenecarboxylic acid(SALTDATA: FREE);2-amino-5-methyl-3-thiophenecarboxylic acid;Olanzapine Impurity 27;Olanzapine Impurity 43;2-Amino-5-methyl-thiophene-3-carboxylic acid
Price27 Properties Safety Information Description
27 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • American Custom Chemicals Corporation
  • Arctom
  • Atlantic Research Chemicals
  • Biosynth
  • ChemBridge Corporation
  • Chemenu
  • Crysdot
  • Matrix Scientific
  • Sigma-Aldrich
  • TRC
Package
  • 250mg
  • 500mg
  • 500.00mg
  • 1.00g
  • 1g
  • 2g
  • 2.5G
  • 5g
  • 1gm:
  • Manufactureraablocks
  • Product numberAA00C834
  • Product description2-Amino-5-methylthiophene-3-carboxylic acid ≥97%
  • Packaging250mg
  • Price$157
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00C834
  • Product description2-Amino-5-methylthiophene-3-carboxylic acid 95%
  • Packaging1g
  • Price$172
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00C834
  • Product description2-Amino-5-methylthiophene-3-carboxylic acid 95%
  • Packaging5g
  • Price$685
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX214040
  • Product description2-amino-5-methyl-3-thiophene carboxylic acid 97%
  • Packaging5G
  • Price$1460
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX214040
  • Product description2-amino-5-methyl-3-thiophene carboxylic acid 97%
  • Packaging250MG
  • Price$135
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX214040
  • Product description2-amino-5-methyl-3-thiophene carboxylic acid 97%
  • Packaging1G
  • Price$365
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product number3020AE
  • Product description2-Amino-5-methylthiophene-3-carboxylicacid
  • Packaging500mg
  • Price$320
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0101936
  • Product description2-AMINO-5-METHYLTHIOPHENE-3-CARBOXYLIC ACID 95.00%
  • Packaging1G
  • Price$808.89
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0101936
  • Product description2-AMINO-5-METHYLTHIOPHENE-3-CARBOXYLIC ACID 95.00%
  • Packaging2.5G
  • Price$1147.43
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0101936
  • Product description2-AMINO-5-METHYLTHIOPHENE-3-CARBOXYLIC ACID 95.00%
  • Packaging5G
  • Price$1421.65
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS067451
  • Product description2-Amino-5-methylthiophene-3-carboxylicacid 95%
  • Packaging5g
  • Price$629
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS067451
  • Product description2-Amino-5-methylthiophene-3-carboxylicacid 95%
  • Packaging1g
  • Price$182
  • Updated2021-12-16
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA00349
  • Product description2-Amino-5-methylthiophene-3-carboxylicacid 95%
  • Packaging1gm:
  • Price$144.92
  • Updated2021-12-16
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA00349
  • Product description2-Amino-5-methylthiophene-3-carboxylic acid 95
  • Packaging1g
  • Price$133.35
  • Updated2026-05-23
  • Buy
  • ManufacturerBiosynth
  • Product numberFA126757
  • Product description2-Amino-5-methylthiophene-3-carboxylic acid
  • Packaging250mg
  • Price$115
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFA126757
  • Product description2-Amino-5-methylthiophene-3-carboxylic acid
  • Packaging500mg
  • Price$200
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00C834 2-Amino-5-methylthiophene-3-carboxylic acid ≥97% 250mg $157 2026-05-28 Buy
aablocks AA00C834 2-Amino-5-methylthiophene-3-carboxylic acid 95% 1g $172 2026-05-28 Buy
aablocks AA00C834 2-Amino-5-methylthiophene-3-carboxylic acid 95% 5g $685 2026-05-28 Buy
ACHEMBLOCK X214040 2-amino-5-methyl-3-thiophene carboxylic acid 97% 5G $1460 2026-05-27 Buy
ACHEMBLOCK X214040 2-amino-5-methyl-3-thiophene carboxylic acid 97% 250MG $135 2026-05-27 Buy
ACHEMBLOCK X214040 2-amino-5-methyl-3-thiophene carboxylic acid 97% 1G $365 2026-05-27 Buy
AK Scientific 3020AE 2-Amino-5-methylthiophene-3-carboxylicacid 500mg $320 2021-12-16 Buy
American Custom Chemicals Corporation CHM0101936 2-AMINO-5-METHYLTHIOPHENE-3-CARBOXYLIC ACID 95.00% 1G $808.89 2021-12-16 Buy
American Custom Chemicals Corporation CHM0101936 2-AMINO-5-METHYLTHIOPHENE-3-CARBOXYLIC ACID 95.00% 2.5G $1147.43 2021-12-16 Buy
American Custom Chemicals Corporation CHM0101936 2-AMINO-5-METHYLTHIOPHENE-3-CARBOXYLIC ACID 95.00% 5G $1421.65 2021-12-16 Buy
Arctom AS067451 2-Amino-5-methylthiophene-3-carboxylicacid 95% 5g $629 2021-12-16 Buy
Arctom AS067451 2-Amino-5-methylthiophene-3-carboxylicacid 95% 1g $182 2021-12-16 Buy
Atlantic Research Chemicals CA00349 2-Amino-5-methylthiophene-3-carboxylicacid 95% 1gm: $144.92 2021-12-16 Buy
Atlantic Research Chemicals CA00349 2-Amino-5-methylthiophene-3-carboxylic acid 95 1g $133.35 2026-05-23 Buy
Biosynth FA126757 2-Amino-5-methylthiophene-3-carboxylic acid 250mg $115 2021-12-16 Buy
Biosynth FA126757 2-Amino-5-methylthiophene-3-carboxylic acid 500mg $200 2021-12-16 Buy
Next Last

Properties

Boiling point :331.6±42.0 °C(Predicted)
Density :1.429±0.06 g/cm3(Predicted)
form :solid
pka :5.62±0.30(Predicted)
InChI :1S/C6H7NO2S/c1-3-2-4(6(8)9)5(7)10-3/h2H,7H2,1H3,(H,8,9)
InChIKey :IRVJCXLYRSTUQW-UHFFFAOYSA-N
SMILES :NC(S1)=C(C(O)=O)C=C1C

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Shanghai Synthfine Chemical Co.,Ltd Hangzhou Sage Chemical Co., Ltd. Nanjing XiZe Biotechnology CO., Ltd. Shanghai YuanYe Biotechnology Co., Ltd. Amadis Chemical Company Limited Aikon International Limited SHANGHAI FDC-CHEMICAL CO.,LTD Nanjing the parson's chemical technology co., LTD Shenzhen Polymeri Biochemical Technology Co., Ltd.