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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Justification for type of information:
data is from modelling databases
Qualifier:
according to guideline
Guideline:
other: estimated data
Principles of method if other than guideline:
Estimate the water solubility of disodium 4-[(E)-2-(4-methyl-2-sulfophenyl)diazen-1-yl]-3-oxidonaphthalene-2-carboxylate
GLP compliance:
not specified
Type of method:
other: estimated data
Specific details on test material used for the study:
Name of the test chemical: disodium 4-[(E)-2-(4-methyl-2-sulfophenyl)diazen-1-yl]-3-oxidonaphthalene-2-carboxylateCommon Name: D&C Red 6Molecular Formula: C18H12N2Na2O6SMolecular Weight: 430.3468 g/molInChI: 1S/C18H14N2O6S.2Na/c1-10-6-7-14(15(8-10)27(24,25)26)19-20-16-12-5-3-2-4-11(12)9-13(17(16)21)18(22)23;;/h2-9,21H,1H3,(H,22,23)(H,24,25,26);;/q;2*+1/p-2/b20-19+;;Substance Type: OrganicPhysical State: Solid
Key result
Water solubility:
116 000 mg/L
Conc. based on:
test mat.
Temp.:
25 °C
Remarks on result:
other: Estimated data
Conclusions:
The estimated water solubility of disodium 4-[(E)-2-(4-methyl-2-sulfophenyl)diazen-1-yl]-3-oxidonaphthalene-2-carboxylate at 25 deg C was 116000 mg/l
Executive summary:

The estimated water solubility of disodium 4 -[(E)-2 -(4 -methyl-2 -sulfophenyl)diazen-1 -yl]-3 -oxidonaphthalene-2 -carboxylate at 25 deg C was 116000 mg/l.

Based on the estimated value, disodium 4 -[(E)-2 -(4 -methyl-2 -sulfophenyl)diazen-1 -yl]-3 -oxidonaphthalene-2 -carboxylate was very soluble in water.

Description of key information

The estimated water solubility of disodium 4-[(E)-2-(4-methyl-2-sulfophenyl)diazen-1-yl]-3-oxidonaphthalene-2-carboxylate at 25 deg C was 116000 mg/l.

Key value for chemical safety assessment

Water solubility:
116 000 mg/L
at the temperature of:
25 °C

Additional information

The estimated water solubility of disodium 4-[(E)-2 -(4 -methyl-2 -sulfophenyl)diazen-1 -yl]-3 -oxidonaphthalene-2 -carboxylate at 25 deg C was 116000 mg/l.

Based on the estimated value, disodium 4 -[(E)-2 -(4 -methyl-2 -sulfophenyl)diazen-1 -yl]-3 -oxidonaphthalene-2 -carboxylate was very soluble in water.