| Identification | More | [Name]
5-Methylthiophene-2-carboxaldehyde | [CAS]
13679-70-4 | [Synonyms]
5-METHYL-2-THIOPHENECARBALDEHYDE
5-METHYL-2-THIOPHENECARBOXALDEHYDE
5-METHYL-THIOPHEN-2-ALDEHYDE
5-METHYLTHIOPHENE-2-ALDEHYDE
5-METHYLTHIOPHENE-2-CARBALDEHYDE
5-METHYLTHIOPHENE-2-CARBOXALDEHYDE
AKOS B015983
AKOS BBS-00003245
FEMA 3209
LABOTEST-BB LT00936047
TIMTEC-BB SBB004249
2-Formyl-5-methylthiophene
2-Thiophenecarboxaldehyde, 5-methyl-
5-Methyl-2-formylthiophene
5-Methyl-2-thiophencarboxaldehyde
5-methyl-2-thiophenecarboxaldehyd
Thiophen-2-carboxaldehyde, 5-methyl
thiophene, 2-Methyl, 5-formyl
5-methyl-2-thiopene carboxaldehyde
5-METHYL-2-THIOPHENECARBOXALDEHYDE 98+% | [EINECS(EC#)]
237-178-6 | [Molecular Formula]
C6H6OS | [MDL Number]
MFCD00005434 | [Molecular Weight]
126.18 | [MOL File]
13679-70-4.mol |
| Chemical Properties | Back Directory | [Appearance]
CLEAR YELLOW TO BROWN LIQUID | [Melting point ]
184-186 °C | [Boiling point ]
114 °C/25 mmHg (lit.) | [density ]
1.17 g/mL at 25 °C(lit.)
| [FEMA ]
3209 | [refractive index ]
n20/D 1.583(lit.)
| [Fp ]
190 °F
| [storage temp. ]
2-8°C | [solubility ]
Soluble in ether and ethanol. | [form ]
Liquid | [color ]
Clear yellow to brown | [Specific Gravity]
1.180 | [Odor]
at 0.10 % in dipropylene glycol. sweet almond cherry furfural woody acetophenone | [biological source]
synthetic | [Odor Type]
fruity | [Sensitive ]
Air Sensitive | [Detection Methods]
GC,NMR | [JECFA Number]
1050 | [BRN ]
106896 | [InChIKey]
VAUMDUIUEPIGHM-UHFFFAOYSA-N | [LogP]
1.48 | [CAS DataBase Reference]
13679-70-4(CAS DataBase Reference) | [NIST Chemistry Reference]
5-Methyl-2-thiophenecarboxaldehyde(13679-70-4) | [Storage Precautions]
Store under nitrogen | [EPA Substance Registry System]
13679-70-4(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S24/25:Avoid contact with skin and eyes .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S7/9:Keep container tightly closed and in a well-ventilated place . | [WGK Germany ]
3
| [F ]
8 | [Hazard Note ]
Irritant | [TSCA ]
T | [HazardClass ]
IRRITANT, AIR SENSITIVE | [HS Code ]
29349990 |
| Hazard Information | Back Directory | [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. | [Definition]
ChEBI: 5-Methyl-2-thiophenecarboxaldehyde is a member of thiophenes. | [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. |
|
|