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81942

Sigma-Aldrich

Propionic anhydride

purum, ≥96.0% (NT)

Sinônimo(s):
Propanoic anhydride
Fórmula linear:
(CH3CH2CO)2O
Número CAS:
Peso molecular:
130.14
Beilstein:
507066
Número EC:
Número MDL:
ID de substância PubChem:

Nível de qualidade

200

densidade de vapor

4.5 (vs air)

pressão de vapor

10 mmHg ( 57.7 °C)

grau

purum

teor

≥96.0% (NT)

temperatura de autoignição

545 °F

Lim. expl.

11.9 %

índice de refração

n20/D 1.404 (lit.)
n20/D 1.404

pb

167 °C (lit.)

pf

−43 °C (lit.)

solubilidade

H2O: decomposes (when in contact with water)

densidade

1.010 g/mL at 20 °C
1.015 g/mL at 25 °C (lit.)

SMILES string

CCC(=O)OC(=O)CC

InChI

1S/C6H10O3/c1-3-5(7)9-6(8)4-2/h3-4H2,1-2H3

InChI key

WYVAMUWZEOHJOQ-UHFFFAOYSA-N

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Categorias relacionadas

Aplicação

Propionic anhydride can be used:
  • As an esterifying reagent in the modification of cassava starch by acylation reaction.
  • As a reactant along with anisole in the synthesis of 4-methoxypropiophenone using various solid acid catalysts via Friedel−Crafts acylation reaction.
  • As a reagent in the synthesis of cyanohydrin esters by treating KCN with aldehyde in presence of bimetallic titanium(salen) complex catalyst.

Embalagem

1 L in glass bottle
250 mL in glass bottle

Outras notas

Sales restrictions may apply

Pictogramas

Corrosion

Palavra indicadora

Danger

Frases de perigo

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 1

Ponto de fulgor (ºF)

165.2 °F - closed cup

Ponto de fulgor (ºC)

74 °C - closed cup

Equipamento de proteção individual

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

Certificado de análise

Certificado de origem

Synthetic and mechanistic studies on asymmetric cyanohydrin synthesis using a titanium (salen) bimetallic catalyst
Belokon YN, et al.
Tetrahedron, 60(46), 10433-10447 (2004)
Modification of cassava starch by using propionic anhydride and properties of the starch-blended polyester polyurethane
Santayanon R and Wootthikanokkhan J
Carbohydrate Polymers, 51(1), 17-24 (2003)
Dimensional stabilisation and strength of particleboard by chemical modification with propionic anhydride.
Papadopoulos AN & Gkaraveli A
European Journal of Wood and Wood Products, 61(2), 142-144 (2003)
Robert Meatherall et al.
Journal of analytical toxicology, 33(8), 525-531 (2009-10-31)
Azide in human blood and plasma samples was derivatized with propionic anhydride in a headspace vial without prior sample preparation. The reaction proceeds quickly at room temperature to form propionyl azide. A portion of the headspace was assayed by gas...
Surendra Nimesh et al.
International journal of pharmaceutics, 337(1-2), 265-274 (2007-01-27)
Polyethylenimine (750 kDa) has been derivatized to influence the proton sponge mechanism and hydrophobic-hydrophilic balance. The polymer was acylated using acid anhydrides of varying carbon chain length, followed by cross-linking with PEG-bis-P to form compact nanoparticles. The chemical linkages in...

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