o-TOLUIDINE CAS N°: 95-53-4 - UNEP Chemicals

OECD SIDS o-TOLUIDINE
2. PHYSICO-CHEMICAL DATA ID: 95-53-4
DATE: 07.01.2005
Test substance : other TS: o-Toluidine, purity 99 %, supplied by Aldrich Chemical Co.
(Milwaukee, WI).
Method : Adsorption experiments with o-toluidine on Ca2+- and K+-saturated
Wyoming bentonite (SWy-1) were performed under conditions of varied pH
and ionic environment.
Reliability : (2) valid with restrictions
Flag : Critical study for SIDS endpoint
20.06.2004 (39) (40)
Acid-base constant : 4.29
Method : other: calculated
Year : 2003
GLP :
Test substance :
Remark : The value of the ionization constant was calculated from the Micro
quantitative structure-activity relationships (QSARs) software (Ver 2.0,
Hunter System, Washington, DC).
Reliability : (2) valid with restrictions
Accepted calculation method
18.06.2004 (27)
Acid-base constant : 4.5
Method : other: not specified
Year : 2002
GLP : no data
Test substance : other TS: o-Toluidine, purity not specified
Test condition : At 25 °C
Reliability : (4) not assignable
Documentation insufficient for assessment
22.09.2004 (25)
Acid-base constant : 4.29
Method : other: not specified
Year : 2000
GLP :
Test substance :
Remark : In the reference it is not stated whether the pKa value is measured and
taken from Weast (1987) or computer-estimated using MicroQSAR
software (Hunter 1988)
Reliability : (4) not assignable
Documentation insufficient for assessment
22.09.2004 (28)
2.13 VISCOSITY
2.14 ADDITIONAL REMARKS
Memo : Conversion factor for concentrations in air
Result : 1 ppm = 5.87 mg/m3
Reliability : (2) valid with restrictions
Data from handbook or collection of data
Flag : Critical study for SIDS endpoint
03.06.2004 (41)
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