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

Zhuhai Aobokai Biomedical Technology Co., Ltd.
Tel
400-0628126 15697568807;
Email
sales-team@aobchem.com.cn
Country
China
ProdList
9992
Advantage
58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44688
Advantage
61
Wuhan Chemwish Technology Co., Ltd
Tel
86-027-67849912
Fax
86-027-87531808
Email
sales@chemwish.com
Country
China
ProdList
35896
Advantage
56
Capot Chemical Co., Ltd
Tel
+86 (0) 571 85 58 67 18
Fax
0086-571-85864795
Email
sales@capotchem.com
Country
China
ProdList
18207
Advantage
66
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
Tel
+86-21-54098501
Fax
+86-21-54096319
Email
sales@sinch.com.cn
Country
China
ProdList
11598
Advantage
64
Adamas Reagent, Ltd.
Tel
400-6009262 16621234537
Fax
021-64823266
Email
chenyj@titansci.com
Country
China
ProdList
14103
Advantage
59
Accela ChemBio Co.,Ltd.
Tel
021-50795510 4000665055
Fax
021-50795055
Email
sales@accelachem.com
Country
China
ProdList
11655
Advantage
64
Shanghai Hanhong Scientific Co.,Ltd.
Tel
021-54306202 13764082696
Email
info@hanhongsci.com
Country
China
ProdList
42958
Advantage
64
Beijing Eternalchem Co,. Ltd.
Tel
010-59484199 18611897322
Email
sales@eternalchem.com
Country
China
ProdList
4383
Advantage
60
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