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ChemicalBook >> CAS DataBase List >>4,5-Dimethylthiophene-2-carboxaldehyde

4,5-Dimethylthiophene-2-carboxaldehyde

4,5-Dimethylthiophene-2-carboxaldehyde Structure
4,5-Dimethylthiophene-2-carboxaldehyde structure
CAS No.
5928-48-3
Chemical Name:
4,5-Dimethylthiophene-2-carboxaldehyde
Synonyms
4,5-dimethylthiophene-2-carbaldehyde;2,3-Dimethyl-5-formylthiophene;4,5-Dimethylthiophene-2-carboxaldehyde;2-Thiophenecarboxaldehyde,4,5-dimethyl-;4,5-Dimethylthiophene-2-carboxaldehyde,97%
CBNumber:
CB9501762
Molecular Formula:
C7H8OS
Molecular Weight:
140.2
MDL Number:
MFCD02093897
MOL File:
5928-48-3.mol
MSDS File:
SDS
Last updated:2026-09-12 18:56:31
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4,5-Dimethylthiophene-2-carboxaldehyde Properties

Boiling point 80 °C
Density 1.179
refractive index 1.579
Flash point 82-85°C
storage temp. Keep in dark place,Inert atmosphere,2-8°C
form Liquid
color Clear yellow to brown
Sensitive Air Sensitive
InChI 1S/C7H8OS/c1-5-3-7(4-8)9-6(5)2/h3-4H,1-2H3
InChIKey QSBBXKVGLJSGAJ-UHFFFAOYSA-N
SMILES Cc1cc(C=O)sc1C
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335-H302
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xn
Risk Statements  22
WGK Germany  3
HS Code  29349990
Storage Class 13 - Non Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
NFPA 704
1
2 0

4,5-Dimethylthiophene-2-carboxaldehyde price More Price(23)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth FAA92848 4,5-Dimethylthiophene-2-carboxaldehyde 5928-48-3 2.5g $354 2026-06-04 Buy
Matrix Scientific 209372 4,5-Dimethyl-2-thiophenecarboxaldehyde 5928-48-3 5.00g $443 2026-05-18 Buy
aablocks AA003KFN 4,5-Dimethylthiophene-2-carbaldehyde 97% 5928-48-3 250mg $43 2026-05-28 Buy
aablocks AA003KFN 4,5-Dimethylthiophene-2-carbaldehyde 95% 5928-48-3 1g $129 2026-05-28 Buy
aablocks AA003KFN 4,5-Dimethylthiophene-2-carbaldehyde 95% 5928-48-3 5g $407 2026-05-28 Buy
Product number Packaging Price Buy
FAA92848 2.5g $354 Buy
209372 5.00g $443 Buy
AA003KFN 250mg $43 Buy
AA003KFN 1g $129 Buy
AA003KFN 5g $407 Buy

4,5-Dimethylthiophene-2-carboxaldehyde Chemical Properties,Uses,Production

Chemical Properties

clear yellow to brown liquid

4,5-Dimethylthiophene-2-carboxaldehyde Preparation Products And Raw materials

Raw materials

Hydrazinium hydroxide solution Potassium hydroxide Phosphorus oxitrichloride Ethylene glycol 3-Methyl-2-thiophenecarboxaldehyde
N-Methylformanilide

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Preparation Products

4,5-Dimethylthiophene-2-carboxaldehyde Suppliers

Global( 41)Suppliers
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
Sinopharm Chemical Reagent Co,Ltd. 86-21-63210123 sj_scrc@sinopharm.com China 9791 79
Thermo Fisher Scientific 800-810-5118 cnchemical@thermofisher.com China 17752 75
Tianjin Anhao Biological Technology Co., Ltd. sales@ahpharmatech.com China 5734 55
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51389 80
Henan CoreyChem Co., Ltd 0371-86658258 info@coreychem.com China 10442 58
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 62
Alfa Aesar 84
Energy Chemical 61
Tianjin heowns Biochemical Technology Co., Ltd. 57
Sinopharm Chemical Reagent Co,Ltd. 79
Thermo Fisher Scientific 75
Tianjin Anhao Biological Technology Co., Ltd. 55
Sigma-Aldrich 80
Henan CoreyChem Co., Ltd 58

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4,5-Dimethylthiophene-2-carboxaldehyde,97% 2-Thiophenecarboxaldehyde,4,5-dimethyl- 2,3-Dimethyl-5-formylthiophene 4,5-dimethylthiophene-2-carbaldehyde 4,5-Dimethylthiophene-2-carboxaldehyde 5928-48-3 Building Blocks Heterocyclic Building Blocks Thiophenes Chemical Synthesis Heterocyclic Building Blocks Organic Building Blocks Aldehydes Building Blocks C7 C7 to C9 Carbonyl Compounds