Crotonaldehyde, predominantly trans, 98+%, Thermo Scientific Chemicals

Crotonaldehyde is used as intermediates. It is an excellent prochiral dienophile.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Crotonaldehyde is used as intermediates. It is an excellent prochiral dienophile.

Solubility
Soluble in water. (150g/L) at 20°C.

Notes
Air Sensitive. Store away from air. Protect from heat. Store under dry inert gas. Incompatible with bases, heat, air.

Chemical Identifiers

CAS

4170-30-3

Molecular Formula

C4H6O

Molecular Weight (g/mol)

70.091

MDL Number

MFCD00007003

InChI Key

MLUCVPSAIODCQM-NSCUHMNNSA-N

Synonym

crotonaldehyde, 2-butenal, crotylaldehyde, crotonal, 2e-but-2-enal, trans-crotonaldehyde, e-crotonaldehyde, crotonic aldehyde, 1-formylpropene, trans-2-butenal

PubChem CID

447466

ChEBI

CHEBI:41607

IUPAC Name

(E)-but-2-enal

SMILES

CC=CC=O

Melting Point

-76°C

Density

0.848

Boiling Point

103°C to 104°C

Flash Point

8°C (46°F)

Odor

Pungent

Refractive Index

1.437

Quantity

50 mL

UN Number

UN1143

Beilstein

906731

Sensitivity

Air sensitive

Merck Index

14,2596

Solubility Information

Soluble in water. (150g/L) at 20°C.

Formula Weight

70.09

Percent Purity

≥98%

Chemical Name or Material

Crotonaldehyde, predominantly trans

Hazard Category

H225-H301-H310+H330-H315-H318-H335-H341-H372

Hazard Statement

GHS H Statement
H225-H301-H311-H330-H341-H373-H315-H335
Highly flammable liquid and vapor.
Toxic if swallowed.
Toxic in contact with skin.
Fatal if inhaled.
Suspected of causing genetic defects.
May cause damage to organs through prolonged or repeated exposure.
Causes skin irritation.
May cause respiratory irritation.

Precautionary Statement

P201-P202-P210-P233-P235-P240-P241-P242-P243-P260-P262-P264b-P270-P271-P281-P284-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P308+P313-P310-P330-P332+P313-P363-P370+P378

DOTInformation

Transport Hazard Class: 6.1; Packing Group: I; Proper Shipping Name: CROTONALDEHYDE, STABILIZED

EINECSNumber

224-030-0

RTECSNumber

GP9499000

TSCA

Yes

Recommended Storage

Keep cold; Store under Argon

SDS

Hazard Category

H225-H301-H310+H330-H315-H318-H335-H341-H372

Hazard Statement

GHS H Statement
H225-H301-H311-H330-H341-H373-H315-H335
Highly flammable liquid and vapor.
Toxic if swallowed.
Toxic in contact with skin.
Fatal if inhaled.
Suspected of causing genetic defects.
May cause damage to organs through prolonged or repeated exposure.
Causes skin irritation.
May cause respiratory irritation.

Precautionary Statement

P201-P202-P210-P233-P235-P240-P241-P242-P243-P260-P262-P264b-P270-P271-P281-P284-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P308+P313-P310-P330-P332+P313-P363-P370+P378

DOTInformation

Transport Hazard Class: 6.1; Packing Group: I; Proper Shipping Name: CROTONALDEHYDE, STABILIZED

EINECSNumber

224-030-0

RTECSNumber

GP9499000

TSCA

Yes

Recommended Storage

Keep cold; Store under Argon

SDS

RUO – Research Use Only