ChemicalBook >> CAS DataBase List >>3-Methyl-2-thiophenecarboxaldehyde
3-Methyl-2-thiophenecarboxaldehyde
- CAS No.
- 5834-16-2
- Chemical Name:
- 3-Methyl-2-thiophenecarboxaldehyde
- Synonyms
- 3-METHYLTHIOPHENE-2-CARBALDEHYDE;3-METHYL-2-THIOPHENECARBALDEHYDE;AKOS BBS-00003151;LABOTEST-BB LT00929169;3-METHYL-2-THIENALDEHYDE;2-FORMYL-3-METHYLTHIOPHENE;3-Methyl-2-Formylthiophene;3-METHYLTHIOPHENE-2-ALDEHYDE;thiophene, 3-Methyl, 2-formyl;3-methyl-2-thiophene methanol
- CBNumber:
- CB8287254
- Molecular Formula:
- C6H6OS
- Molecular Weight:
- 126.18
- MDL Number:
- MFCD00005430
- MOL File:
- 5834-16-2.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-28 03:35:49
| Product description | Number | Pack Size | Price |
| 3-Methyl-2-thiophenecarboxaldehyde 90%, technical grade | 164135 | 25g | $52.9 |
| 3-Methylthiophene-2-carboxaldehyde >85.0%(GC) | M0899 | 25g | $37 |
| 3-Methylthiophene-2-carboxaldehyde >85.0%(GC) | M0899 | 100g | $121 |
| 3-Methylthiophene-2-carboxaldehyde Asreported | 281612 | 5g | $337 |
| 3-Methylthiophene-2-carboxaldehyde Asreported | 281612 | 10g | $438 |
| More product size | |||
| Melting point | 260-262 °C |
|---|---|
| Boiling point | 78-80 °C (15 mmHg) |
| Density | 1.17 g/mL at 25 °C(lit.) |
| refractive index |
n |
| Flash point | 180 °F |
| storage temp. | Store below +30°C. |
| form | Liquid |
| Specific Gravity | 1.170 |
| color | Clear yellow to brown |
| Water Solubility | insoluble |
| Sensitive | Air Sensitive |
| BRN | 107874 |
| InChI | 1S/C6H6OS/c1-5-2-3-8-6(5)4-7/h2-4H,1H3 |
| InChIKey | BSQKBHXYEKVKMN-UHFFFAOYSA-N |
| SMILES | [H]C(=O)c1sccc1C |
| LogP | 1.458 (est) |
| CAS DataBase Reference | 5834-16-2(CAS DataBase Reference) |
| FDA UNII | ZHC9WE8PS0 |
| NIST Chemistry Reference | 3-Methyl-2-thiophenecarboxaldehyde(5834-16-2) |
| UNSPSC Code | 12352100 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H227-H315-H319-H335 | |||||||||
| Precautionary statements | P210e-P261-P280a-P305+P351+P338-P405-P501a-P210-P280-P403+P235-P501 | |||||||||
| PPE | Eyeshields, Gloves, multi-purpose combination respirator cartridge (US) | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 23-24/25-36/37/39-26-36-7/9-37 | |||||||||
| WGK Germany | 3 | |||||||||
| Hazard Note | Irritant | |||||||||
| HazardClass | IRRITANT, AIR SENSITIVE | |||||||||
| HS Code | 29349990 | |||||||||
| Storage Class | 10 - Combustible liquids | |||||||||
| NFPA 704 |
|
3-Methyl-2-thiophenecarboxaldehyde price More Price(57)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 164135 | 3-Methyl-2-thiophenecarboxaldehyde 90%, technical grade | 5834-16-2 | 25g | $52.9 | 2026-04-30 | Buy |
| TCI Chemical | M0899 | 3-Methylthiophene-2-carboxaldehyde >85.0%(GC) | 5834-16-2 | 25g | $37 | 2026-04-30 | Buy |
| TCI Chemical | M0899 | 3-Methylthiophene-2-carboxaldehyde >85.0%(GC) | 5834-16-2 | 100g | $121 | 2026-04-30 | Buy |
| Usbiological | 281612 | 3-Methylthiophene-2-carboxaldehyde Asreported | 5834-16-2 | 5g | $337 | 2026-06-03 | Buy |
| Usbiological | 281612 | 3-Methylthiophene-2-carboxaldehyde Asreported | 5834-16-2 | 10g | $438 | 2026-06-03 | Buy |
3-Methyl-2-thiophenecarboxaldehyde Chemical Properties,Uses,Production
Chemical Properties
clear yellow to brown liquid
Uses
3-Methyl-2-thiophenecarboxaldehyde was used in the synthesis of 2,3-dimethyl-5-(2,6,10-trimethylundecyl)thiophene. It was used to investigate versatile bioconversion capacity of baker′s yeast for the generation of thiols from cysteine-aldehyde conjugates.
Uses
3-Methyl-2-thiophenecarboxaldehyde is used in the synthesis of 2,3-dimethyl-5-(2,6,10-trimethylundecyl)thiophene. It is also used to investigate versatile bioconversion capacity of baker′s yeast for the generation of thiols from cysteine-aldehyde conjugates.
3-Methyl-2-thiophenecarboxaldehyde Preparation Products And Raw materials
Raw materials
Preparation Products
3-(CYANOMETHYL)-2,4,5-TRIMETHYLTHIOPHENE
METHYL 3-METHYLTHIOPHENE-2-CARBOXYLATE
3-METHYLTHIOPHENE-2-CARBONITRILE
3-IODO-2,4,5-TRIMETHYLTHIOPHENE
3-METHYLTHIOPHENE-2-CARBOXAMIDE
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Global( 297)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Capot Chemical Co.,Ltd. | +86-（0）57185586718 +86-13336195806 | sales@capot.com | China | 29640 | 60 |
| Nanjing ChemLin Chemical Industry Co., Ltd. | 025-83697070 | product@chemlin.com.cn | CHINA | 3009 | 60 |
| ATK CHEMICAL COMPANY LIMITED | +undefined-21-51877795 | ivan@atkchemical.com | China | 33024 | 60 |
| career henan chemical co | +86-0371-86658258 | sales@coreychem.com | China | 29812 | 58 |
| Alchem Pharmtech,Inc. | 8485655694 | sales@alchempharmtech.com | United States | 63687 | 58 |
| CONIER CHEM AND PHARMA LIMITED | sales@conier.com | China | 49979 | 58 | |
| Antai Fine Chemical Technology Co.,Limited | 18503026267 | info@antaichem.com | CHINA | 9636 | 58 |
| Neostar United (Changzhou) Industrial Co., Ltd. | +86-0519-85551759 | marketing1@neostarunited.com | China | 8828 | 58 |
| SIMAGCHEM CORP | +86-5922680277 +86-13806087780 | sale@simagchem.com | China | 17346 | 58 |
| Hebei Miaobian Biotechnology Co., Ltd | 17733850068 | CHINA | 967 | 58 |
View Lastest Price from 3-Methyl-2-thiophenecarboxaldehyde manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-06-30 | 3-Methyl-2-thiophenecarboxaldehyde
5834-16-2
|
1kg | 99% | 10000KGS | Shaanxi Dideu New Materials Co. Ltd | ||
 |
2025-11-18 | 3-Methyl-2-thiophenecarboxaldehyde
5834-16-2
|
$1.10 | 1g | 99.00% | 100 Tons | Dideu Industries Group Limited | |
 |
2025-04-04 | 3-Methyl-2-thiophenecarboxaldehyde
5834-16-2
|
1kg | 98% | 1Ton | Henan Aochuang Chemical Co.,Ltd. |
-
- 3-Methyl-2-thiophenecarboxaldehyde
5834-16-2
- $0.00
- 99%
- Shaanxi Dideu New Materials Co. Ltd
-
- 3-Methyl-2-thiophenecarboxaldehyde
5834-16-2
- $1.10
- 99.00%
- Dideu Industries Group Limited
-
- 3-Methyl-2-thiophenecarboxaldehyde
5834-16-2
- 98%
- Henan Aochuang Chemical Co.,Ltd.
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Building Blocks
Thiophenes
Heterocyclic Building Blocks
ALDEHYDE
Building Blocks
Heterocyclic Building Blocks
Thiophenes
Thiophene&Benzothiophene
Heterocyclic Compounds
