ChemicalBook > CAS DataBase List > 4-Methyl-2-thiophenecarboxylic acid
4-Methyl-2-thiophenecarboxylic acid
- Product Name
- 4-Methyl-2-thiophenecarboxylic acid
- CAS No.
- 14282-78-1
- Chemical Name
- 4-Methyl-2-thiophenecarboxylic acid
- Synonyms
- 4-METHYLTHIOPHENE-2-CARBOXYLIC ACID;BUTTPARK 99\15-30;ASINEX-REAG BAS 07664671;2-Carboxy-4-methylthiophene;4-methylthiophen-2-carboxlic acid;4-methylthiophen-2-carboxylic acid;4-Methyl-2-thiophenecarboxylic acid;2-Thiophenecarboxylic acid, 4-methyl-;4-Methylthiophene-2-carboxylic acid 97%;2-Carboxy-4-methylthiophene, 4-Methyl-2-thenoic acid
- CBNumber
- CB9767715
- Molecular Formula
- C6H6O2S
- Formula Weight
- 142.18
- MOL File
- 14282-78-1.mol
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4-Methyl-2-thiophenecarboxylic acid Property
- Melting point:
- 122-126 °C(lit.)
- Boiling point:
- 158 °C(Press: 16 Torr)
- Density
- 1.319±0.06 g/cm3(Predicted)
- storage temp.
- Keep in dark place,Sealed in dry,Room Temperature
- pka
- 3.76±0.10(Predicted)
- CAS DataBase Reference
- 14282-78-1(CAS DataBase Reference)
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Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H317May cause an allergic skin reaction
H319Causes serious eye irritation
- Precautionary statements
-
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
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N-Bromosuccinimide Price
Sigma-Aldrich
- Product number
- 633550
- Product name
- 4-Methylthiophene-2-carboxylic acid
- Purity
- 97%
- Packaging
- 5g
- Price
- $68.9
- Updated
- 2023/06/20
Sigma-Aldrich
- Product number
- 633550
- Product name
- 4-Methylthiophene-2-carboxylic acid
- Purity
- 97%
- Packaging
- 25g
- Price
- $335
- Updated
- 2023/06/20
TRC
- Product number
- M725520
- Product name
- 4-Methylthiophene-2-carboxylic acid
- Packaging
- 50mg
- Price
- $60
- Updated
- 2021/12/16
Apolloscientific
- Product number
- OR11275
- Product name
- 4-Methylthiophene-2-carboxylic acid
- Purity
- 97%
- Packaging
- 1g
- Price
- $60
- Updated
- 2021/12/16
Oakwood
- Product number
- 023894
- Product name
- 4-Methylthiophene-2-carboxylic acid
- Purity
- 95%
- Packaging
- 5g
- Price
- $61
- Updated
- 2021/12/16
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4-Methyl-2-thiophenecarboxylic acid Chemical Properties,Usage,Production
Chemical Properties
white to light yellow crystal powder
Synthesis Reference(s)
Chemistry Letters, 12, p. 127, 1983
Tetrahedron Letters, 15, p. 2373, 1974 DOI: 10.1016/S0040-4039(01)92259-2
4-Methyl-2-thiophenecarboxylic acid Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 4-Methyl-2-thiophenecarboxylic acid manufacturers
Shaanxi Dideu Medichem Co. Ltd
- Product
- 4-Methyl-2-thiophenecarboxylic acid 14282-78-1
- Price
- US $1.00-1.00/KG
- Min. Order
- 1g
- Purity
- 99%
- Supply Ability
- 50tons
- Release date
- 2020-04-26
Career Henan Chemical Co
- Product
- 4-Methyl-2-thiophenecarboxylic acid 14282-78-1
- Price
- US $8.80/KG
- Min. Order
- 1KG
- Purity
- 97%-99%
- Supply Ability
- 100kg
- Release date
- 2019-08-08
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