| 5-Methylthiophene-2-carboxaldehyde Basic information |
| Product Name: | 5-Methylthiophene-2-carboxaldehyde |
| Synonyms: | 5-Methyl-2-thiophenecarboxaldehyde, 98% 10ML;5-Methylthiophene-2-aldehyde 2-Formyl-5-methylthiophene;5-methyl-2-thiopene carboxaldehyde;5-METHYL-2-THIOPHENECARBOXALDEHYDE 98+%;5-METHYLTHIOPHENE-2-CARBOXALDEHYDE, STAB .;5-METHLY-2-THIOPHENECARBOXALDEHYDE;formylmethylthiophene,2-formyl-5-methylthiophene;5-Methylthiophene-2-carboxaldehyde 97% |
| CAS: | 13679-70-4 |
| MF: | C6H6OS |
| MW: | 126.18 |
| EINECS: | 237-178-6 |
| Product Categories: | Building Blocks;C1 to C6;C4 to C6;Carbonyl Compounds;Chemical Synthesis;Heterocyclic Building Blocks;Aldehydes;Building Blocks;Heterocyclic Building Blocks;Thiophenes;Alphabetical Listings;Flavors and Fragrances;M-N;Organic Building Blocks;Aromatic Aldehydes & Derivatives (substituted);Thiophenes & Benzothiophenes;Thiophene&Benzothiophene;Heterocyclic Compounds;Thiophenes & Benzothiophenes |
| Mol File: | 13679-70-4.mol |
| 5-Methylthiophene-2-carboxaldehyde Chemical Properties |
| Melting point | 184-186 °C |
| Boiling point | 114 °C/25 mmHg (lit.) |
| density | 1.17 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 3209 | 5-METHYL-2-THIOPHENECARBOXALDEHYDE |
| Fp | 190 °F |
| storage temp. | 2-8°C |
| solubility | Soluble in ether and ethanol. |
| form | Liquid |
| Specific Gravity | 1.180 |
| color | Clear yellow to brown |
| Sensitive | Air Sensitive |
| JECFA Number | 1050 |
| BRN | 106896 |
| InChIKey | VAUMDUIUEPIGHM-UHFFFAOYSA-N |
| CAS DataBase Reference | 13679-70-4(CAS DataBase Reference) |
| NIST Chemistry Reference | 5-Methyl-2-thiophenecarboxaldehyde(13679-70-4) |
| EPA Substance Registry System | 2-Thiophenecarboxaldehyde, 5-methyl- (13679-70-4) |
| Safety Information |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 23-24/25-36-26-7/9-37 |
| WGK Germany | 3 |
| F | 8 |
| Hazard Note | Irritant |
| TSCA | T |
| HazardClass | IRRITANT, AIR SENSITIVE |
| HS Code | 29349990 |
| MSDS Information |
| Provider | Language |
|---|---|
| 5-Methylthiophene-2-carboxaldehyde | English |
| SigmaAldrich | English |
| ACROS | English |
| ALFA | English |
| 5-Methylthiophene-2-carboxaldehyde Usage And Synthesis |
| Description | May be synthesized from thiophene (or its derivatives) and formamide in the presence of POCl3; from N-(2-thenyl)formaldimines. |
| Chemical Properties | CLEAR YELLOW TO BROWN LIQUID |
| Occurrence | Reported found in French fried potato, roasted peanuts, tomato, wheat bread, raw chicken, cooked beef, pork liver, cognac, malt whiskey, coffee, popcorn, krill, shrimp and okra |
| Uses | 5-Methylthiophene-2-carboxaldehyde is used as a food additive. It is an analytical reagent. The reagent has been synthesized and characterized using IR, 1H NMR and Mass spectral data. |
| Preparation | From thiophene (or its derivatives) and formamide in the presence of POCl3; from N-(2-thienyl)formaldimines. |
| Taste threshold values | Taste characteristics at 5 ppm: sweet, almond, fruity, heliotropine and nutty |
| General Description | 5-Methyl-2-thiophenecarboxaldehyde can be obtained as a product from 2-thiophenecarboxaldehyde via metalation, and alkylation, followed by a series of reactions. |
| 5-Methylthiophene-2-carboxaldehyde Preparation Products And Raw materials |
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