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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
06-10-2018 – 06-10-2018
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

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: OECD 122
Principles of method if other than guideline:
The pH determination of test item Reaction mass of hexasodium 2 -[{8 -amino-7 -[(5 -{[4 -chloro-6 -(4 -{[2 -(sulfonatooxy)ethyl]sulfonyl}anilino)-1,3,5 -triazin-2 -yl]amino}-2 -sulfonatophenyl)diazenyl]-1 -hydroxy-3,6 -disulfonato-2 -naphthyl}diazenyl]naphthalene-1,5 -disulfonate and pentasodium 2 -[(8 -amino-7 -{[5 -({4 -chloro-6 -[4 -(vinylsulfonyl)anilino]-1,3,5 -triazin-2 -yl}amino)-2 -sulfonatophenyl]diazenyl}-1 -hydroxy-3,6 -disulfonato-2 -naphthyl)diazenyl]naphthalene-1,5 -disulfonate (EC no.: 617 -054 -1 ) was done as per the test guideline OECD 122. The mean pH of the test dispersionwas determined with the help of digital pH meter.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Reaction mass of hexasodium 2-[{8-amino-7-[(5-{[4-chloro-6-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}anilino)-1,3,5-triazin-2-yl]amino}-2-sulfonatophenyl)diazenyl]-1-yhdroxy-3,6-disulfonato-2-naphthyl}diazenyl]naphthalene-1,5-disulfonate and pentasodiu2-[(8-amino-7-{[5-({4-chloro-6-[4-(vinylsulfonyl)anilino]-1,3,5-triazin-2-yl}amino) -2-sulfonatophenyl]diazenyl}-1-hydroxy-3,6-disulfonato-2-naphthyl)diazenyl]naphthalene-1,5-disulfonate
EC Number:
617-054-1
Cas Number:
80315-17-9
Molecular formula:
C37H28ClN10NaO22S7
IUPAC Name:
Reaction mass of hexasodium 2-[{8-amino-7-[(5-{[4-chloro-6-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}anilino)-1,3,5-triazin-2-yl]amino}-2-sulfonatophenyl)diazenyl]-1-yhdroxy-3,6-disulfonato-2-naphthyl}diazenyl]naphthalene-1,5-disulfonate and pentasodiu2-[(8-amino-7-{[5-({4-chloro-6-[4-(vinylsulfonyl)anilino]-1,3,5-triazin-2-yl}amino) -2-sulfonatophenyl]diazenyl}-1-hydroxy-3,6-disulfonato-2-naphthyl)diazenyl]naphthalene-1,5-disulfonate
Test material form:
solid: particulate/powder
Details on test material:
IUPAC name : Reaction mass of hexasodium 2-[{8-amino-7-[(5-{[4-chloro-6-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}anilino)-1,3,5-triazin-2-yl]amino}-2-sulfonatophenyl)diazenyl]-1-hydroxy-3,6-disulfonato-2-naphthyl}diazenyl]naphthalene-1,5-disulfonate and pentasodium 2-[(8-amino-7-{[5-({4-chloro-6-[4-(vinylsulfonyl)anilino]-1,3,5-triazin-2-yl}amino)-2-sulfonatophenyl]diazenyl}-1-hydroxy-3,6-disulfonato-2-naphthyl)diazenyl]naphthalene-1,5-disulfonate
Mol. formula: C37H28ClN10NaO22S7
Molecular weight : 1247.57 g/mol
Smiles : Nc1c(N=Nc2cc(Nc3nc(Nc4ccc(S(=O)(=O)CCOS(O)(=O)=O)cc4)nc(Cl)n3)ccc2S(O)(=O)=O)c(S(O)(=O)=O)cc2cc(S(O)(=O)=O)c(N=Nc3ccc4c(S(O)(=O)=O)cccc4c3S(=O)(=O)O{-}.[Na]{+})c(O)c12
Specific details on test material used for the study:
IUPAC name : Reaction mass of hexasodium 2-[{8-amino-7-[(5-{[4-chloro-6-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}anilino)-1,3,5-triazin-2-yl]amino}-2-sulfonatophenyl)diazenyl]-1-hydroxy-3,6-disulfonato-2-naphthyl}diazenyl]naphthalene-1,5-disulfonate and pentasodium 2-[(8-amino-7-{[5-({4-chloro-6-[4-(vinylsulfonyl)anilino]-1,3,5-triazin-2-yl}amino)-2-sulfonatophenyl]diazenyl}-1-hydroxy-3,6-disulfonato-2-naphthyl)diazenyl]naphthalene-1,5-disulfonate
Mol. formula: C37H28ClN10NaO22S7

Results and discussion

pH value
Key result
pH value:
5.66
Temp.:
24.9 °C
Concentration:
1 vol%
Remarks on result:
other: No other detail available

Any other information on results incl. tables

Observation Table & Result :

 Method Details     Observations  Remarks if, any
 Guideline  OECD 122                   
 Method  Digital pH meter  
 Principle of Method  

The mean pH of an aqueous

solution or dispersion in water was

determined with a pH

measurement interface equipped

with an appropriate electrode

system.

  

 Temperature of 1% w/v

test dispersion

 

 24.9 °C

 Mean pH (RESULT)

 

 5.66

 Inference

1. Acidic

2. Basic

3. Neutral

   

Acidic

Applicant's summary and conclusion

Conclusions:
The pH determination of test item Reaction mass of hexasodium 2 -[{8 -amino-7 -[(5 -{[4 -chloro-6 -(4 -{[2 -(sulfonatooxy)ethyl]sulfonyl}anilino)-1,3,5 -triazin-2 -yl]amino}-2 -sulfonatophenyl)diazenyl]-1 -hydroxy-3,6 -disulfonato-2 -naphthyl}diazenyl]naphthalene-1,5 -disulfonate and pentasodium 2 -[(8 -amino-7 -{[5 -({4 -chloro-6 -[4 -(vinylsulfonyl)anilino]-1,3,5 -triazin-2 -yl}amino)-2 -sulfonatophenyl]diazenyl}-1 -hydroxy-3,6 -disulfonato-2 -naphthyl)diazenyl]naphthalene-1,5 -disulfonate (EC no.: 617 -054 -1) was done as per the test guideline OECD 122. The mean pH of the test solution was determined with the help of digital pH meter. The mean pH was determine to be 5.66 at 24.9 °C.
Executive summary:

The pH determination of test item Reaction mass of hexasodium 2 -[{8 -amino-7 -[(5 -{[4 -chloro-6 -(4 -{[2 -(sulfonatooxy)ethyl]sulfonyl}anilino)-1,3,5 -triazin-2 -yl]amino}-2 -sulfonatophenyl)diazenyl]-1 -hydroxy-3,6 -disulfonato-2 -naphthyl}diazenyl]naphthalene-1,5 -disulfonate and pentasodium 2 -[(8 -amino-7 -{[5 -({4 -chloro-6 -[4 -(vinylsulfonyl)anilino]-1,3,5 -triazin-2 -yl}amino)-2 -sulfonatophenyl]diazenyl}-1 -hydroxy-3,6 -disulfonato-2 -naphthyl)diazenyl]naphthalene-1,5 -disulfonate (EC no.: 617 -054 -1) was done as per the test guideline OECD 122. The mean pH of the test solution was determined with the help of digital pH meter. The mean pH was determine to be 5.66 at 24.9 °C.