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W400201

Sigma-Aldrich

Methyl methacrylate

99%, stabilized

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Synonym(s):
Methyl 2-methylacrylate, Methyl 2-methylprop-2-enoate, Methyl 2-methylpropenoate
Linear Formula:
CH2=C(CH3)COOCH3
CAS Number:
Molecular Weight:
100.12
FEMA Number:
4002
Beilstein/REAXYS Number:
605459
EC Number:
MDL number:
PubChem Substance ID:
Flavis number:
9.647
NACRES:
NA.21

biological source

synthetic

Quality Level

vapor density

3.5 (vs air)

vapor pressure

29 mmHg ( 20 °C)

assay

99%

autoignition temp.

815 °F

contains

hydroquinone monomethyl ether as stabilizer

expl. lim.

12.5 %

refractive index

n20/D 1.414 (lit.)

bp

100 °C (lit.)

mp

−48 °C (lit.)

density

0.936 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

fruity

SMILES string

COC(=O)C(C)=C

InChI

1S/C5H8O2/c1-4(2)5(6)7-3/h1H2,2-3H3

InChI key

VVQNEPGJFQJSBK-UHFFFAOYSA-N

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1 of 4

This Item
M55909234893W269409
Methyl methacrylate 99%, stabilized

W400201

Methyl methacrylate

Methyl methacrylate contains ≤30 ppm MEHQ as inhibitor, 99%

M55909

Methyl methacrylate

Ethyl methacrylate contains 15-20 ppm monomethyl ether hydroquinone as inhibitor, 99%

234893

Ethyl methacrylate

Methyl isobutyrate 99%, FG

W269409

Methyl isobutyrate

biological source

synthetic

biological source

-

biological source

-

biological source

synthetic

food allergen

no known allergens

food allergen

-

food allergen

-

food allergen

no known allergens

documentation

see Safety & Documentation for available documents

documentation

-

documentation

-

documentation

see Safety & Documentation for available documents

assay

99%

assay

99%

assay

99%

assay

99%

density

0.936 g/mL at 25 °C (lit.)

density

0.936 g/mL at 25 °C (lit.)

density

0.917 g/mL at 25 °C (lit.)

density

0.891 g/mL at 25 °C (lit.)

General description

Methyl methacrylate is mainly used in the preparation of polymethyl methacrylate, a bone cement material.

Disclaimer

For R&D or non-EU Food use. Not for retail sale.

pictograms

FlameExclamation mark

signalword

Danger

Hazard Classifications

Flam. Liq. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

50.0 °F - closed cup

flash_point_c

10 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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Successful repair of recurrent pectus excavatum (PE) after failed open procedure has been reported using minimally invasive repair (MIRPE) and open approaches. Neither approach alone may be adequate for some patients. A hybrid technique for repair is presented for revision
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The Journal of organic chemistry, 78(17), 8739-8747 (2013-08-15)
We and others have previously reported the intermolecular umpolung reactions of Michael acceptors catalyzed by an N-heterocyclic carbene (NHC). The representative tail-to-tail dimerization of methyl methacrylate (MMA) has now been intensively investigated, leading to the following conclusions: (1) The catalysis
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