ChemicalBook--->CAS DataBase List--->14282-78-1

14282-78-1

14282-78-1 Structure

14282-78-1 Structure
IdentificationMore
[Name]

4-Methyl-2-thiophenecarboxylic acid
[CAS]

14282-78-1
[Synonyms]

4-METHYLTHIOPHENE-2-CARBOXYLIC ACID
ASINEX-REAG BAS 07664671
BUTTPARK 99\15-30
[Molecular Formula]

C6H6O2S
[MDL Number]

MFCD00089284
[Molecular Weight]

142.18
[MOL File]

14282-78-1.mol
Chemical PropertiesBack Directory
[Appearance]

white to light yellow crystal powder
[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
[form ]

solid
[pka]

3.76±0.10(Predicted)
[InChI]

1S/C6H6O2S/c1-4-2-5(6(7)8)9-3-4/h2-3H,1H3,(H,7,8)
[InChIKey]

YCIVJGQMXZZPAB-UHFFFAOYSA-N
[SMILES]

Cc1csc(c1)C(O)=O
[CAS DataBase Reference]

14282-78-1(CAS DataBase Reference)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R36:Irritating to the eyes.
R43:May cause sensitization by skin contact.
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection .
[WGK Germany ]

3
[Hazard Note ]

Irritant
[HazardClass ]

IRRITANT
[HS Code ]

29349990
[Storage Class]

11 - Combustible Solids
[Hazard Classifications]

Eye Irrit. 2
Skin Sens. 1
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Diethyl ether-->Sodium-->1-Bromobutane-->2-Methylthiophene-->3-Methyl-2-thiophenecarboxylic acid-->3-Methylthiophene-->carbon monoxide-->Carbon dioxide
Hazard InformationBack Directory
[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
Spectrum DetailBack Directory
[Spectrum Detail]

4-Methyl-2-thiophenecarboxylic acid(14282-78-1)MS
4-Methyl-2-thiophenecarboxylic acid(14282-78-1)1HNMR
4-Methyl-2-thiophenecarboxylic acid(14282-78-1)IR1
4-Methyl-2-thiophenecarboxylic acid(14282-78-1)IR2
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

4-methylthiophene-2-carboxylic acid(14282-78-1)
[Sigma Aldrich]

14282-78-1(sigmaaldrich)
14282-78-1 suppliers list
Company Name: SuZhou Nahsor PharmTec Co.,Ltd  Gold
Telephone: 13482028355
Website:
Company Name: Zhuhai Aobokai Biomedical Technology Co., Ltd.  Gold
Telephone: 400-0628126
Website: http://www.aobchem.com.cn/
Company Name: J & K SCIENTIFIC LTD.  
Telephone: 18210857532 18210857532
Website: https://www.jkchemical.com
Company Name: PharmaBlock Sciences (Nanjing),Inc.  
Telephone: 025-86918202 4000255188
Website: http://www.pharmablock.com/
Company Name: Energy Chemical  
Telephone: 400-0056266
Website: www.energy-chemical.com
Company Name: Wuhan Chemwish Technology Co., Ltd  
Telephone: 86-027-67849912
Website: www.chemwish.com
Company Name: Capot Chemical Co., Ltd  
Telephone: +86 (0) 571 85 58 67 18
Website: www.capotchem.com
Company Name: Shanghai Sinch Parmaceuticals Tech. Co. Ltd.  
Telephone: +86-21-54098501
Website: www.sinch.com.cn
Company Name: Adamas Reagent, Ltd.  
Telephone: 4006009262 13023226327
Website: http://www.tansoole.com
Company Name: Accela ChemBio Co.,Ltd.  
Telephone: 4000665055
Website: www.shao-yuan.com/
Company Name: Shanghai Hanhong Scientific Co.,Ltd.  
Telephone: 021-54306202 13764082696
Website: https://www.hanhongsci.com
Company Name: Shandong Xiya Chemical Co., Ltd  
Telephone: 13355009207 13355009207
Website: http://www.xiyashiji.com
Company Name: Thermo Fisher Scientific  
Telephone: 800-810-5118
Website: www.thermo.com.cn
Company Name: 9ding chemical ( Shanghai) Limited  
Telephone: 4009209199
Website: www.9dingchem.com
Company Name: Bide Pharmatech Ltd.  
Telephone: 400-164-7117 18317119277
Website: www.bidepharm.com
Company Name: Nanjing Chalf-Pharm Technology Co., Ltd.  
Telephone: 025-57018978 18251899859
Website: http://www.chalf-pharm.com
Company Name: Shanghai Rong Lin Medical Technology Co., Ltd.  
Telephone: 18602194589
Website: https://www.chemicalbook.com/ShowSupplierProductsList16469/0_EN.htm
Company Name: Cool Pharm, Ltd  
Telephone: 021-60455363 18019463053
Website: www.coolpharm.com
Tags:14282-78-1 Related Product Information
143390-89-0 554-14-3 2361-27-5 101200-48-0 95-15-8 58-71-9 79-20-9 99-94-5 118-90-1 6232-88-8 21080-92-2 527-72-0 119-36-8 79277-67-1 499-06-9 110-01-0 29232-93-7 1642-81-5