Identification

Numero CAS

97-85-8

Nom scientifique (FR)

Isobutyrate d'isobutyle

Nom scientifique (EN)

2-methylpropyl 2-methylpropanoate

Autres dénominations scientifiques (Autre langues)

2-methylpropyl 2-methylpropanoate ; 2-methylpropyl 2-methylpropionate ; isobutyl isobutyrate ; isobutyric acid, isobutyl ester ; propanoic acid, 2-methyl-, 2-methylpropyl ester

Code EC

202-612-5

Code SANDRE

-

Number CIPAC

-

Formule chimique brute

\(\ce{ C8H16O2 }\)

Code InChlKey

RXGUIWHIADMCFC-UHFFFAOYSA-N

Code SMILES

O=C(OCC(C)C)C(C)C

Generalities

Poids moléculaire

144.21 g/mol

Parameters table

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrosolubilité 520 mg.L-1
à 20°C
UNEP (2006) p.60
Densité 0.855 - UNEP (2006) p.60
Pression de vapeur 580 Pa
à 25°C
UNEP (2006) p.60
Point de fusion -80.7 °C UNEP (2006) p.60
Constante de Henry 160.1 Pa.m3.mol-1
à 25°C
UNEP (2006) p.60
Coefficient de partage octanol/eau (Log Kow) 2.68 -
calculé
UNEP (2006) p.60
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Matrixes

Fresh water environment

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Coefficient de partage eau matière en suspension 5.33 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2006) p.60
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Sediment fresh water environment

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Coefficient de partage eau sédiment 2.67 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2006) p.60
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Terrestrial environment

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Coefficient de partage carbone organique/Eau (Koc) 53.3 L.kg-1
calculé
UNEP (2006) p.60
Coefficient de partage eau/sol 1.07 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2006) p.60
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Persistence

Biodegradability

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Biodégradabilité facilement biodégradable -
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Abiotic degradability

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrolyse 3358 jour
à pH 7 à 20°C
UNEP (2006) p.60
Hydrolyse 337 jour
calculée à pH 8 à 25°C
UNEP (2006) p.60
Photolyse 1.947 jour
calculée
UNEP (2006) p.60
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Fresh water environment

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Temps de demie vie eau douce 0.07 jour
calculée pour les eaux de rivière
UNEP (2006) p.60
Temps de demie vie eau douce 4.95 jour
calculée pour les eaux d'un lac
UNEP (2006) p.60
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Bioaccumulation

Aquatic organisms

Organismes aquatiques
ineris name Specie Value Trofic level Taxon Matrix Life stage Effect Detailed effect Duration of exposure ineris method Guideline Commentary Source
Bioaccumulation BCF 23.1 -
calculé à partir du logKow - TGD - la substance n'est pas persistante dans l'environnement donc pas de bioaccumulation attendue
UNEP (2006) p.60
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Accidental values

Other accidental thresholds

Other accidental thresholds
ineris name Duration Value Source Status state Commentary
PAC-1 60 min 23 mg.m-3 EHSS (2018) Final
TEEL-2/11, TEEL-3/6, rat 360-min LD50
PAC-2 60 min 250 mg.m-3 EHSS (2018) Final
TEEL-2/11, TEEL-3/6, rat 360-min LD50
PAC-3 60 min 1500 mg.m-3 EHSS (2018) Final
TEEL-2/11, TEEL-3/6, rat 360-min LD50
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Hazards

Hazard values

Valeurs de danger
ineris name Specie Value Trofic level Taxon Matrix Life stage Effect Detailed effect Duration of exposure ineris method Guideline Commentary Source
CL/CE50 55.8 mg.L-1 Invertebré UNEP (2006) p.60
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