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
More
Less

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)
More
Less

Safety

Hazard Codes 
Xi
Risk Statements 
36-43
Safety Statements 
26-37/39
WGK Germany 
3
HazardClass 
IRRITANT
HS Code 
29349990
More
Less

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.

More
Less

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
More
Less

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

More
Less

4-Methyl-2-thiophenecarboxylic acid Suppliers

Service Chemical Inc.
Tel
--
Fax
--
Email
sales@chemos-group.com
Country
Germany
ProdList
6350
Advantage
71
More
Less

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

14282-78-1, 4-Methyl-2-thiophenecarboxylic acidRelated Search:


  • BUTTPARK 99\15-30
  • ASINEX-REAG BAS 07664671
  • 4-METHYLTHIOPHENE-2-CARBOXYLIC ACID
  • 2-Carboxy-4-methylthiophene
  • 2-Carboxy-4-methylthiophene, 4-Methyl-2-thenoic acid
  • 4-Methylthiophene-2-carboxylic acid 97%
  • 4-Methyl-2-thiophenecarboxylic acid
  • 4-methylthiophen-2-carboxlic acid
  • 4-methylthiophen-2-carboxylic acid
  • 2-Thiophenecarboxylic acid, 4-methyl-
  • 4-Methyl-2-thiophenecarboxylic acid ISO 9001:2015 REACH
  • 14282-78-1
  • Synthetic Reagents
  • Protection and Derivatization
  • Protecting and Derivatizing Reagents
  • Others
  • OthersBuilding Blocks
  • Heterocyclic Building Blocks
  • Protecting and Derivatizing Reagents
  • Protection and Derivatization
  • Thiophenes
  • Thiophen
  • Thiophene&Benzothiophene
  • Thiophens