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90-20-0

90-20-0 structure
90-20-0 structure
Name 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid
Synonyms H Acids
kyselina1-amino-8-naftol-3,6-disulfonova
1-AMINO-8-NAPHTHOL-3,6-DISULFONIC ACID
1-Amino-8-naphthol-3,6-disulphonicacid
1-amino-8-hydroxynaphtalene-3,6-disulfonic acid
4-hydroxy-5-amino-2,7-naphthalenedisulfonic acid
kyselinah
8-AMINO-1-NAPHTHOL-3,6-DISULFONIC ACID
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-
1-amino-8-hydroxynaphthalene-3,6-disulfonic acid
MFCD00035728
EINECS 201-975-7
Sulfonphthol
1-Naphthol-8-amino-3,6-disulfonicacid
kyselina8-amino-1-naftol-3,6-disulfonova
4-amino-5-hydroxynaphthalene-2,7-disulfonic acid
1-hydroxy-8-aminonaphthalene-3,6-disulfonic acid
1-Amino-8-hydroxy-3,6-disulfonaphthalene
4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid
Density 1.9±0.1 g/cm3
Melting Point >300 °C(lit.)
Molecular Formula C10H9NO7S2
Molecular Weight 319.311
Exact Mass 318.982056
PSA 171.75000
LogP -3.45
Index of Refraction 1.764

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QJ6180000
CHEMICAL NAME :
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-
CAS REGISTRY NUMBER :
90-20-0
BEILSTEIN REFERENCE NO. :
2225829
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C10-H9-N-O7-S2
MOLECULAR WEIGHT :
319.32
WISWESSER LINE NOTATION :
L66J BZ DSWQ HSWQ JQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1058,1986 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4161 No. of Facilities: 25 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 737 (estimated)
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26-S36
WGK Germany 3
HS Code 2922299090
117-42-0 structure

117-42-0

~%

90-20-0 structure

90-20-0

Literature: DE69722 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 468
6362-11-4 structure

6362-11-4

~%

90-20-0 structure

90-20-0

Literature: DE67062 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 466
92-41-1 structure

92-41-1

~%

90-20-0 structure

90-20-0

Literature: DE67062 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 466
7664-93-9 structure

7664-93-9

6362-23-8 structure

6362-23-8

~%

90-20-0 structure

90-20-0

Literature: DE69963 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 467
7732-18-5 structure

7732-18-5

408511-00-2 structure

408511-00-2

~%

90-20-0 structure

90-20-0

Literature: Chemische Berichte, , vol. 27, p. 2141
90947-32-3 structure

90947-32-3

~%

90-20-0 structure

90-20-0

Literature: DE113944 ;
784103-83-9 structure

784103-83-9

~%

90-20-0 structure

90-20-0

Literature: DE147852 ;
HS Code 2922299090
Summary 2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%
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