TRANS-2-METHYL-2-BUTENAL

CAS No.：497-03-0

Other grades of this product :

TRANS-2-METHYL-2-BUTENAL Basic information

Product Name:	TRANS-2-METHYL-2-BUTENAL
Synonyms:	(2E)-2-Methyl-2-butenal;(E)-2-Methyl-2-butenal;(E)-2-methylbut-2-en-1-al;(E)-2-methylbut-2-enal;2,2-Dimethylacrolein;2-Butenal,2-methyl-,(2E)-;2-Butenal,2-methyl-,(E)-;2-methyl-(E)-2-butenal
CAS:	497-03-0
MF:	C5H8O
MW:	84.12
EINECS:	207-833-0
Product Categories:
Mol File:	497-03-0.mol

TRANS-2-METHYL-2-BUTENAL Chemical Properties

Melting point	-101.15°C (estimate)
Boiling point	116-119 °C752 mm Hg(lit.)
density	0.871 g/mL at 25 °C(lit.)
refractive index	n20/D 1.448(lit.)
FEMA	3407 \| 2-METHYL-2-BUTENAL
Fp	65 °F
storage temp.	Flammables area
form	Liquid
color	Clear colorless to yellow
Water Solubility	Soluble in water
Sensitive	Air Sensitive
JECFA Number	1201
BRN	1698207
CAS DataBase Reference	497-03-0(CAS DataBase Reference)
EPA Substance Registry System	trans-2-Methylcrotonaldehyde (497-03-0)

Safety Information

Hazard Codes	F,Xi
Risk Statements	11-36/37/38-10
Safety Statements	16-26-36
RIDADR	UN 1989 3/PG 2
WGK Germany	3
TSCA	Yes
HazardClass	3
PackingGroup	II
HS Code	29121990

MSDS Information

Provider	Language
SigmaAldrich	English
ACROS	English
ALFA	English

TRANS-2-METHYL-2-BUTENAL Usage And Synthesis

Description	2-Methyl-2-butenal has a penetrating, powerful green ethereal odor. May be prepared by condensation of acetaldehyde and propionaldehyde.
Chemical Properties	clear colorless to yellow liquid
Uses	Tiglic aldehyde was used in the concise total synthesis of 7-demethylpiericidin A1. It was used as starting reagent during the synthesis of: alkyl-branched tetraene hydrocarbons, pheromone component for dried fruit beetle E,E-2,4-dimethyl-2,4-hexa dienal, volatile constituents of the defensive secretions ofLeiobunum nigripalpi 4-methyl-2,4-hexadiene-1-ol
General Description	trans-2-Methyl-2-butenal is one of the major volatile constituents of coriander and olive oil.

TRANS-2-METHYL-2-BUTENAL Preparation Products And Raw materials

Important Notice

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.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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