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ChemicalBook >> CAS DataBase List >> 5-Methyl-2-thiophenecarboxylic acid

5-Methyl-2-thiophenecarboxylic acid

5-Methyl-2-thiophenecarboxylic acid price.
  • $8 - $808.96
  • Product name: 5-Methyl-2-thiophenecarboxylic acid
  • CAS: 1918-79-2
  • MF: C6H6O2S
  • MW: 142.18
  • EINECS:217-640-3
  • MDL Number:MFCD00005439
  • Synonyms:RARECHEM AL BE 0181;TIMTEC-BB SBB004146;2-Carboxy-5-methylthiophene;2-Methyl-5-thiophenecarboxylic acid;5-Methyl-2-thiophenecaroboxylic acid;5-Methylthiophen-2-carboxylic acid;5-METHYL-2-THENOIC ACID;5-METHYL-2-THIOPHENECARBOXYLIC ACID
33 prices
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  • AHH
  • AK Scientific
  • Alfa Aesar
  • Alichem
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Arctom
  • Atlantic Research Chemicals
  • ChemBridge Corporation
  • Chemenu
  • Chem-Impex
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  • Frontier Specialty Chemicals
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Package
  • 500mg
  • 1G
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  • 1gm:
  • ManufacturerAHH
  • Product numberMT-18971
  • Product description5-Methyl-2-thiophenecarboxylic Acid 98%
  • Packaging250g
  • Price$335
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberD104
  • Product description5-Methyl-2-thiophenecarboxylic Acid
  • Packaging25g
  • Price$39
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberA17737
  • Product description5-Methylthiophene-2-carboxylic acid, 98+%
  • Packaging5g
  • Price$43.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberA17737
  • Product description5-Methylthiophene-2-carboxylic acid, 98+%
  • Packaging25g
  • Price$138.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlichem
  • Product number1918792
  • Product description5-Methylthiophene-2-carboxylicacid
  • Packaging500g
  • Price$439
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0020629
  • Product description5-METHYL-2-THIOPHENECARBOXYLIC ACID 95.00%
  • Packaging1G
  • Price$597.87
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0020629
  • Product description5-METHYL-2-THIOPHENECARBOXYLIC ACID 95.00%
  • Packaging2.5G
  • Price$746.88
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0020629
  • Product description5-METHYL-2-THIOPHENECARBOXYLIC ACID 95.00%
  • Packaging5G
  • Price$808.96
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR9459
  • Product description5-Methylthiophene-2-carboxylicacid
  • Packaging5g
  • Price$20
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR9459
  • Product description5-Methylthiophene-2-carboxylicacid
  • Packaging25g
  • Price$65
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR9459
  • Product description5-Methylthiophene-2-carboxylicacid
  • Packaging100g
  • Price$193
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS040961
  • Product description5-Methylthiophene-2-carboxylicacid 98%
  • Packaging5g
  • Price$8
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS040961
  • Product description5-Methylthiophene-2-carboxylicacid 98%
  • Packaging10g
  • Price$14
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS040961
  • Product description5-Methylthiophene-2-carboxylicacid 98%
  • Packaging25g
  • Price$25
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS040961
  • Product description5-Methylthiophene-2-carboxylicacid 98%
  • Packaging100g
  • Price$82
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS040961
  • Product description5-Methylthiophene-2-carboxylicacid 98%
  • Packaging500g
  • Price$396
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AHH MT-18971 5-Methyl-2-thiophenecarboxylic Acid 98% 250g $335 2021-12-16 Buy
AK Scientific D104 5-Methyl-2-thiophenecarboxylic Acid 25g $39 2021-12-16 Buy
Alfa Aesar A17737 5-Methylthiophene-2-carboxylic acid, 98+% 5g $43.65 2024-03-01 Buy
Alfa Aesar A17737 5-Methylthiophene-2-carboxylic acid, 98+% 25g $138.65 2024-03-01 Buy
Alichem 1918792 5-Methylthiophene-2-carboxylicacid 500g $439 2021-12-16 Buy
American Custom Chemicals Corporation CHM0020629 5-METHYL-2-THIOPHENECARBOXYLIC ACID 95.00% 1G $597.87 2021-12-16 Buy
American Custom Chemicals Corporation CHM0020629 5-METHYL-2-THIOPHENECARBOXYLIC ACID 95.00% 2.5G $746.88 2021-12-16 Buy
American Custom Chemicals Corporation CHM0020629 5-METHYL-2-THIOPHENECARBOXYLIC ACID 95.00% 5G $808.96 2021-12-16 Buy
Apolloscientific OR9459 5-Methylthiophene-2-carboxylicacid 5g $20 2021-12-16 Buy
Apolloscientific OR9459 5-Methylthiophene-2-carboxylicacid 25g $65 2021-12-16 Buy
Apolloscientific OR9459 5-Methylthiophene-2-carboxylicacid 100g $193 2021-12-16 Buy
Arctom AS040961 5-Methylthiophene-2-carboxylicacid 98% 5g $8 2021-12-16 Buy
Arctom AS040961 5-Methylthiophene-2-carboxylicacid 98% 10g $14 2021-12-16 Buy
Arctom AS040961 5-Methylthiophene-2-carboxylicacid 98% 25g $25 2021-12-16 Buy
Arctom AS040961 5-Methylthiophene-2-carboxylicacid 98% 100g $82 2021-12-16 Buy
Arctom AS040961 5-Methylthiophene-2-carboxylicacid 98% 500g $396 2021-12-16 Buy

Properties

Melting point :135-138 °C(lit.)
Boiling point :229.75°C (rough estimate)
Density :1.365 (estimate)
refractive index :1.5300 (estimate)
storage temp. :2-8°C(protect from light)
pka :3.71±0.10(Predicted)
form :Liquid
color :Clear
BRN :113857
CAS DataBase Reference :1918-79-2(CAS DataBase Reference)
NIST Chemistry Reference :5-Methyl-2-thiophenecarboxylic acid (keto form)(1918-79-2)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

Description

ChEBI: 5-Methyl-2-thiophenecarboxylic acid is a thiophenecarboxylic acid.

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