Registration Dossier

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
other: company data
Adequacy of study:
key study
Study period:
not specified
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Company data without many specificications. As the data are coming from the manufacturer they are considered as reliable, with acceptabe restrictions.

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
1991

Materials and methods

Principles of method if other than guideline:
optical assessment of the appearance of the test item
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Dilithium disodium (5,5'-diamino-(μ-4,4'-dihydroxy-1:2-κ-2,O4,O4',-3,3'-[3,3'-dihydroxy-1:2-κ-2-O3,O3'-biphenyl-4,4'-ylenebisazo-1:2-(N3,N4-η:N3',N4'-η)]-dinaphthalene-2,7-disulfonato(8)))dicuprate(2-)
EC Number:
407-230-4
EC Name:
Dilithium disodium (5,5'-diamino-(μ-4,4'-dihydroxy-1:2-κ-2,O4,O4',-3,3'-[3,3'-dihydroxy-1:2-κ-2-O3,O3'-biphenyl-4,4'-ylenebisazo-1:2-(N3,N4-η:N3',N4'-η)]-dinaphthalene-2,7-disulfonato(8)))dicuprate(2-)
Cas Number:
126637-70-5
Molecular formula:
Hill formula: C32 H16 Cu2 Li2 N6 Na2 O16 S4 CAS formula: C32 H16 Cu2 N6 O16 S4. 2Li 2Na
IUPAC Name:
dilithium disodium (5,5'-diamino-(μ-4,4'-dihydroxy-1:2-κ-2,O4,O4',-3,3'-[3,3'-dihydroxy-1:2-κ-2-O3,O3'-biphenyl-4,4'-ylenebisazo-1:2-(N3,N4-η:N3',N4'-η)]-dinaphthalene-2,7-disulfonato(8)))dicuprate(2-)

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Form:
powder
Colour:
Blue
Odour:
other: no data

Applicant's summary and conclusion