Methylpropenal

Modify Date: 2024-01-02 12:05:29

Methylpropenal Structure
Methylpropenal structure
 Common Name Methylpropenal
CAS Number 78-85-3 Molecular Weight 70.090
Density 0.8±0.1 g/cm3 Boiling Point 68.0±0.0 °C at 760 mmHg
Molecular Formula C4H6O Melting Point -81 °C
MSDS Chinese USA Flash Point -15.0±0.0 °C
Symbol GHS02 GHS05 GHS06
GHS02, GHS05, GHS06		 Signal Word Danger

 Names

Name Methacrolein
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.8±0.1 g/cm3
Boiling Point 68.0±0.0 °C at 760 mmHg
Melting Point -81 °C
Molecular Formula C4H6O
Molecular Weight 70.090
Flash Point -15.0±0.0 °C
Exact Mass 70.041862
PSA 17.07000
LogP 0.54
Vapour density 2.4 (vs air)
Vapour Pressure 142.3±0.1 mmHg at 25°C
Index of Refraction 1.385
Stability Stable. Incompatible with strong bases, strong oxidising agents, strong reducing agents. Light and air-sensitive. Hazardous polymerisation may occur.
Water Solubility 6 g/100 mL (20 ºC)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
OZ2625000
CHEMICAL NAME :
Methacrylaldehyde
CAS REGISTRY NUMBER :
78-85-3
BEILSTEIN REFERENCE NO. :
1209258
LAST UPDATED :
199701
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C4-H6-O
MOLECULAR WEIGHT :
70.10
WISWESSER LINE NOTATION :
VHY1&U1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
140 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
125 ppm/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
430 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Salmonella typhimurium
DOSE/DURATION :
500 umol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 93,305,1982

 Safety Information

Symbol GHS02 GHS05 GHS06
GHS02, GHS05, GHS06
Signal Word Danger
Hazard Statements H225-H301 + H311-H314
Precautionary Statements P210-P280-P301 + P310-P305 + P351 + P338-P310
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes F:Flammable;T:Toxic;
Risk Phrases R11;R24/25;R26;R34
Safety Phrases S16-S26-S36/37/39-S45-S28A
RIDADR UN 2396 3/PG 2
WGK Germany 3
RTECS OZ2625000
Packaging Group II
Hazard Class 3

 Synthetic Route

 Articles27

More Articles
Formation of dimethylketene and methacrolein by reaction of the CH radical with acetone.

Phys. Chem. Chem. Phys. 15(11) , 4049-58, (2013)

The reaction of the methylidyne radical (CH) with acetone ((CH(3))(2)C[double bond, length as m-dash]O) is studied at room temperature and at a pressure of 4 Torr (533.3 Pa) using a multiplexed photoi...
Mechanism of the hydroxyl radical oxidation of methacryloyl peroxynitrate (MPAN) and its pathway toward secondary organic aerosol formation in the atmosphere.

Phys. Chem. Chem. Phys. 17 , 17914-26, (2015)

Methacryloyl peroxynitrate (MPAN), the acyl peroxynitrate of methacrolein, has been suggested to be an important secondary organic aerosol (SOA) precursor from isoprene oxidation. Yet, the mechanism b...
Analysis of volatile organic compounds liberated and metabolised by human umbilical vein endothelial cells (HUVEC) in vitro.

Cell Biochem. Biophys. 71(1) , 323-9, (2015)

Gas chromatography with mass spectrometric detection combined with head-space needle trap extraction as the pre-concentration technique was applied to identify and quantify volatile organic compounds ...

 Synonyms

α-Methylacrolein
Metharolein
2-methyl propenal
2-methylprop-2-enal
METHACROLEIN
Methylacrolein
Methacraldehyde
Methakrylaldehyd
2-Methyl-propenal
Methacrylaldehyde
2-Methylacrolein
EINECS 201-150-1
2-Propenal, 2-methyl-
2-methyl-2-propenal
2-Methylacrylaldehyde
2-methyl-acrolei
Isobutenal
MFCD00006974
2-MethylPropenal
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Chemsrc provides Methylpropenal(CAS#:78-85-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of Methylpropenal are included as well.>> amp version: Methylpropenal

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