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Substance Name: Methacrylic anhydride
RN: 760-93-0
UNII: N2RJR03340
InChIKey: DCUFMVPCXCSVNP-UHFFFAOYSA-N

Classification Code

  • Threshold Planning Quantity (TPQ) = 500 lb

Molecular Formula

  • C8-H10-O3

Molecular Weight

  • 154.164
 
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Names and Synonyms

Name of Substance

  • Methacrylic anhydride

Synonyms

  • 2-Methyl-2-propenoic acid anhydride
  • 2-Propenoic acid, 2-methyl-, anhydride
  • 4-02-00-01537 (Beilstein Handbook Reference)
  • BRN 1761982
  • EC 212-084-8
  • EINECS 212-084-8
  • HSDB 6407
  • Methacrylic acid anhydride
  • Methacrylic anhydride
  • Methacryloyl anhydride
  • NSC 24159
  • UNII-N2RJR03340

Systematic Names

  • 2-Propenoic acid, 2-methyl-, 1,1'-anhydride
  • 2-Propenoic acid, 2-methyl-, anhydride
  • Methacrylic anhydride

Superlist Name

  • Methacrylic anhydride

Registry Numbers

CAS Registry Number

  • 760-93-0

FDA UNII

  • N2RJR03340

System Generated Number

  • 0000760930

Structure Descriptors

InChI

1S/C8H10O3/c1-5(2)7(9)11-8(10)6(3)4/h1,3H2,2,4H3

InChIKey

DCUFMVPCXCSVNP-UHFFFAOYSA-N

Smiles

C(=O)(C(=C)C)OC(=O)C(=C)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LC50 inhalation 450mg/m3/2H (450mg/m3)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 80, 1982.

Physical Properties

Physical Property Value Units Temp (deg C) Source
log P (octanol-water) 1.230 (none)   EST
Water Solubility 6520 mg/L 25 EST
Vapor Pressure 8.830 mm Hg 25 EST
Henry's Law Constant 2.44E-05 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 3.63E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.