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Diss Factsheets

Administrative data

Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Study period:
07/08/2010 al 09/07/2010
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: El estudio se realizó de acuerdo a los principios de BPL (GLP certificado incluido) y de acuerdo con la OCDE GL 117.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient)
Deviations:
no
Principles of method if other than guideline:
no aplica
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
Charcoal
EC Number:
240-383-3
EC Name:
Charcoal
Cas Number:
16291-96-6
Molecular formula:
C
IUPAC Name:
Carbón vegetal
Details on test material:
Name charcoal (Probe 3: C-Fix = 88.7%)
Batch no. DP 07.2008/1
Appearance charcoal typic
Composition charcoal
CAS No. 16291-96-6
EINECS-No. 240-383-3
Purity C-Fix: 788.7%
Expiry date 01. Dec. 2030
Storage room temperature 20 ± 5 °C, keep away from humidity

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
> 0.3 - <= 1.474
Temp.:
25 °C
pH:
ca. 5.5

Any other information on results incl. tables

Compuesto

Tiempo de retención 
(t r ) Media

Tiempo de retención (t r ) RSD

k

log K

log POW

 

[Min]

[%]

Tio urea

1,506

0,059

0,0000

2-butanona

1,953

0,060

0,2969

-0,5274

0,30

Acetanilida

2,214

0,070

0,4701

-0,3278

1,00

Acetofenona

2,866

0,064

0,9032

-0,0442

1,70

Nitrobenceno

3,410

0,036

1,2645

0,1019

1,90

Benceno

4,824

0,098

2,2033

0,3431

2,10

Tolueno

7,632

0,125

4,0677

0,6094

2,70

Applicant's summary and conclusion

Conclusions:
Se concluye que el carbón elemento de prueba tiene un Log Pow de <0,3 -1,474. El resultado está relacionado con el extracto de carbón utilizado con una concentración nominal de 224.360 mg / l en metanol / agua (75/25% v / v) bajo las condiciones de ensayo (temperatura = 25 +1 ° C, pH = 5,5) utilizado.