trans-2-Methyl-2-butenal

ALDRICH/W340707 - sum of isomers, ≥99%, FG

Synonym: Tiglic aldehyde; (E)-2-Methylbut-2-enal; trans-2,3-Dimethylacrolein; trans-2-Methyl-2-butenal; Tiglinaldehyde

CAS Number: 497-03-0
Empirical Formula (Hill Notation): C₅H₈O
Molecular Weight: 84.12
MDL Number: MFCD00006977
Linear Formula: CH₃CH=C(CH₃)CHO
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-W340707-100G-K	100 g	$204.00 1/EAAdd To Favorites	Add To Favorites
45-W340707-1KG-K	1 kg	$0.00 1/EA CALL FOR PRICEAdd To Favorites	Add To Favorites
45-W340707-5KG-K	5 kg	$5160.00 1/EAAdd To Favorites	Add To Favorites
45-W340707-SAMPLE-K		$54.60 1/EAAdd To Favorites	Add To Favorites

agency	meets purity specifications of JECFA
application(s)	flavors and fragrances
assay	≥99%
biological source	synthetic
bp	116-119 °C/752 mmHg (lit.)
	116-122 °C
density	0.869 g/mL at 20 °C
	0.871 g/mL at 25 °C (lit.)
documentation	see Safety & Documentation for available documents
food allergen	no known allergens
grade	FG
	Halal
	Kosher
impurities	<2.0% tiglic acid
InChI	1S/C5H8O/c1-3-5(2)4-6/h3-4H,1-2H3/b5-3+
InChI key	ACWQBUSCFPJUPN-HWKANZROSA-N
organoleptic	green; fruity
Quality Level	400
refractive index	n20/D 1.448 (lit.)
reg. compliance	EU Regulation 1334/2008 & 178/2002
SMILES string	CC=C(/C)C=O

Application:	Gas-Phase Reaction of trans-2-Methyl-2-butenal with Cl: Kinetics, Gaseous Products, and SOA Formation.: This study provides a comprehensive analysis of the atmospheric reactions involving trans-2-Methyl-2-butenal, highlighting its impact on air quality and secondary organic aerosol (SOA) formation. Such insights are crucial for environmental chemists and policymakers aiming to understand and mitigate air pollution (Antiñolo et al., 2020 ).
General description:	trans-2-Methyl-2-butenal is one of the major volatile constituents of coriander and olive oil.
Packaging:	1 kg in aluminum bottle
Packaging:	100 g in glass bottle
Packaging:	5 kg in steel drum

Symbol	GHS02,GHS07
Signal word	Danger
Hazard statements	H225 - H315 - H319 - H335
Precautionary statements	P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338
Hazard Codes	Xi
Risk Statements	10-36/37/38
Safety Statements	26
RIDADR	UN 1989BE 3 / PGII
WGK Germany	WGK 3
Flash Point(F)	69.8 °F - closed cup
Flash Point(C)	21 °C - closed cup

Purity	≥99%
bp	116-119 °C/752 mmHg (lit.); 116-122 °C
Density	0.869 g/mL at 20 °C; 0.871 g/mL at 25 °C (lit.)
Refractive Index	n20/D 1.448 (lit.)
FEMA Number	3407
UNSPSC	12164502