Identification

Numero CAS

78-83-1

Nom scientifique (FR)

2-Méthylpropane-1-ol

Nom scientifique (EN)

2-methylpropan-1-ol

Autres dénominations scientifiques (FR)

Alcool isobutylique; 2-Méthyl-1-propanol

Autres dénominations scientifiques (Autre langues)

isobutanol ; Carbinol isopropylique ; Isopropyl carbinol ; Isobutyl alcohol ; 1-Hydroxymethylpropane ; 1-Propanol, 2-methyl- ; 2-Methyl propanol ; 2-Methylpropan-1-ol ; 2-Methylpropyl alcohol ; Isobutylalkohol

Code EC

201-148-0

Code SANDRE

2579

Number CIPAC

-

Formule chimique brute

\(\ce{ C4H10O }\)

Code InChlKey

ZXEKIIBDNHEJCQ-UHFFFAOYSA-N

Code SMILES

OCC(C)C

Families

Chemical families

Alcools et polyols

CLP classification

Type de classification

Harmonisée

ATP insertion

CLP00

Description de la classification

Classification harmonisée selon réglement 1272/2008 ou CLP

Hazard statements
Hazard statement - Code H226
Hazard statement - Text Liquide et vapeurs inflammables
Hazard class(es) Liquides inflammables
EU hazard label -
Specific concentration limits -
M factor -
Acute toxicity estimate -
ECHA sheet
ECHA sheet

Regulations

Generalities

Poids moléculaire

74.12 g/mol

Parameters table

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrosolubilité 85000 mg.L-1
à 25°C
UNEP (2005) p.22
Densité 0.806 - UNEP (2005) p.22
Pression de vapeur 1390 Pa
à 25°C
UNEP (2005) p.22
Point de fusion -108 °C UNEP (2005) p.22
Constante de Henry 1.21 Pa.m3.mol-1
calculée - TGD
UNEP (2005) p.22
Coefficient de partage octanol/eau (Log Kow) 0.79 -
mesuré par la méthode du flacon à 25°C
UNEP (2005) p.22
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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 0.21 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2005) p.22
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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 0.1 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2005) p.22
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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) 2.05 L.kg-1
calculé
UNEP (2005) p.22
Coefficient de partage eau/sol 0.04 L.kg-1
calculé à partir du Koc (TGD)
UNEP (2005) p.22
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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
Photolyse 1.55 jour
calculée
UNEP (2005) p.22
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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 1.8 jour
calculée pour les eaux de rivière
UNEP (2005) p.22
Temps de demie vie eau douce 23 jour
calculée pour les eaux d'un lac
UNEP (2005) p.22
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Accidental values

Other accidental thresholds

Other accidental thresholds
ineris name Duration Value Source Status state Commentary
IDLH 30 min 1600 ppm NIOSH (1994) Final
PAC-1 60 min 150 ppm EHSS (2018) Final
TLV-TWA x 3, TEEL-3/6, IDLH (1990)
PAC-2 60 min 1300 ppm EHSS (2018) Final
TLV-TWA x 3, TEEL-3/6, IDLH (1990)
PAC-3 60 min 8000 ppm EHSS (2018) Final
TLV-TWA x 3, TEEL-3/6, IDLH (1990)
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Regulatory values

Valeurs réglementaires
ineris name Value Source Commentary Critical effect retained Status state Duration of exposure Environment Exposure source Factor Management context Age-Dependent Adjustments Factors ADAF - Age range ADAF - Value ADAF - URL
VLEP 8h 50 ppm INRS (2024)
Valeur limite admise (circulaire)
Final Air Lieux de travail
VLEP 8h 150 mg.m-3 INRS (2024)
Valeur limite admise (circulaire)
Final Air Lieux de travail
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Reference values

Other values of recognized organizations

Autres valeurs des organismes reconnus
ineris name Value Source Commentary Critical effect retained Status state Duration of exposure Environment Exposure source Factor Management context Age-Dependent Adjustments Factors ADAF - Age range ADAF - Value ADAF - URL
RfD 0,3 mg.kg-1.j-1 US EPA (1987) Hypoactivity and ataxia Final Eau
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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 225 mg.L-1 Algue UNEP (2005) p.22
CL/CE50 1100 mg.L-1 Invertebré UNEP (2005) p.22
CL/CE50 1430 mg.L-1 Poisson UNEP (2005) p.22
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