5-Ethyl-2-thiophenecarboxaldehyde

CAS No.：36880-33-8

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
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5-Ethyl-2-thiophenecarboxaldehyde Basic information

Product Name:	5-Ethyl-2-thiophenecarboxaldehyde
Synonyms:	5-ethyl-2-thiophenecarboxaldehyd;ART-CHEM-BB B003568;5-ETHYL-2-THIOPHENECARBALDEHYDE;5-ETHYL-2-THIOPHENECARBOXALDEHYDE;5-ETHYL-THIOPHENE-2-CARBALDEHYDE;5-ETHYLTHIOPHENE-2-CARBOXALDEHYDE;AKOS B003568;2-ETHYL-5-FORMYLTHIOPHENE
CAS:	36880-33-8
MF:	C7H8OS
MW:	140.2
EINECS:	253-252-0
Product Categories:	Building Blocks;Heterocyclic Building Blocks;Thiophenes
Mol File:	36880-33-8.mol

5-Ethyl-2-thiophenecarboxaldehyde Chemical Properties

Melting point	65°C
Boiling point	65 °C2 mm Hg(lit.)
density	1.12 g/mL at 25 °C(lit.)
refractive index	n20/D 1.57(lit.)
Fp	229 °F
storage temp.	Refrigerator
Sensitive	Air Sensitive
BRN	108539
CAS DataBase Reference	36880-33-8(CAS DataBase Reference)
EPA Substance Registry System	2-Thiophenecarboxaldehyde, 5-ethyl- (36880-33-8)

Safety Information

Risk Statements	20/21/22
Safety Statements	24/25
WGK Germany	3
TSCA	Yes
HS Code	29349990

MSDS Information

Provider	Language
5-Ethyl-2-thiophenecarbaldehyde	English
SigmaAldrich	English
ACROS	English
ALFA	English

5-Ethyl-2-thiophenecarboxaldehyde Usage And Synthesis

Chemical Properties	CLEAR RED-BROWN TO BROWN LIQUID
Uses	5-Ethyl-2-thiophenecarboxaldehyde may be used in the preparation of 6-(butylamino)-2-(5-ethylthiophen-2-yl)-3-(4-fluorobenzyl)-2,3-dihydroquinazolin-4(1H)-one.
General Description	5-Ethyl-2-thiophenecarboxaldehyde is an alkyl derivative of thiophenecarboxaldehyde. Its standard molar enthalpies of combustion and vaporization have been evaluated.

5-Ethyl-2-thiophenecarboxaldehyde Preparation Products And Raw materials

Raw materials	Hydrochloric acid-->Diethyl ether-->Phosphorus oxychloride-->Sodium sulfate-->Sodium bicarbonate-->Sodium acetate trihydrate-->N-Methylformanilide-->2-Ethylthiophene-->Thiophene, 2-(chloromethyl)-5-ethyl--->2-Ethyl-5-methylthiophene-->2-Thiopheneacetaldehyde-->BIS(CHLOROMETHYL)ETHER-->Triethyl orthoformate-->Hexamethylenetetramine
Preparation Products	5-ETHYL-THIOPHENE-2-CARBOXYLIC ACID

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