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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Water solubility

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
22-03-2017 – 28-03-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
GLP compliance:
no
Type of method:
other: spectrophotometric method
Key result
Water solubility:
348.393 mg/L
Conc. based on:
test mat.
Temp.:
30 °C
Remarks on result:
other: other details not available
Conclusions:
The water solubilitydetermination of test item 4-(phenylazo)benzene-1,3-diamine;CAS No.495-54-5 was done by spectrophotometric method. The water solubility was found to be 348.393 mg/L at 30°C.
Executive summary:

The water solubility determination of test item 4-(phenylazo)benzene-1,3-diamine (CAS No. 495-54-5) was done as per the OECD guideline 105 byspectrophotometric analytical method as per OECD 101. The solubility of (4-(phenylazo)benzene-1,3 - diamine of 495-54-5 )in water was found to be 348.393 mg/L at 30°C. This value indicates that the substance is moderately soluble in water.

Description of key information

The water solubility determination of test item 4-(phenylazo)benzene-1,3-diamine;CAS No.495-54-5 was done by spectrophotometric method. The water solubility was found to be 348.393 mg/L at 30°C.

Key value for chemical safety assessment

Water solubility:
348.393 mg/L
at the temperature of:
30 °C

Additional information

The water solubility determination of test item 4-(phenylazo)benzene-1,3-diamine (CAS No. 495-54-5) was done as per the OECD guideline 105 byspectrophotometric analytical method as per OECD 101. The solubility of (4-(phenylazo)benzene-1,3 - diamine of 495-54-5 )in water was found to be 348.393 mg/L at 30°C. This value indicates that the substance is moderately soluble in water.

Other supporting data from authorative database/ handbook (HSDB and SRC phys-prop database) also indicates that the test substance 4-(Phenylazo)benzene-1,3-diamine is moderately soluble or soluble in water.