1-naphthol-3,8-disulfonic acid

Modify Date: 2024-01-02 19:21:06

1-naphthol-3,8-disulfonic acid Structure
1-naphthol-3,8-disulfonic acid structure
Common Name 1-naphthol-3,8-disulfonic acid
CAS Number 117-43-1 Molecular Weight 304.29600
Density 1.002 g/mL at 25 °C(lit.) Boiling Point 111 °C (0.2 mmHg)
Molecular Formula C10H8O7S2 Melting Point N/A
MSDS N/A Flash Point >230 °F

 Names

Name 8-Hydroxynaphthalene-1,6-disulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.002 g/mL at 25 °C(lit.)
Boiling Point 111 °C (0.2 mmHg)
Molecular Formula C10H8O7S2
Molecular Weight 304.29600
Flash Point >230 °F
Exact Mass 303.97100
PSA 145.73000
LogP 3.20040
Index of Refraction n20/D 1.5218(lit.)

 Safety Information

Hazard Codes C
Risk Phrases R34:Causes burns. R36/37:Irritating to eyes and respiratory system .
Safety Phrases S26-S27-S28-S36/37/39-S45
RIDADR UN 3265 8/PG 2
WGK Germany 3
Packaging Group II
Hazard Class 8
HS Code 2908999090

 Synthetic Route

~%

1-naphthol-3,8-disulfonic acid Structure

1-naphthol-3,8-...

CAS#:117-43-1

Literature: Chemische Berichte, , vol. 22, p. 3328 DE55094 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 2, p. 257 DE45776 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 2, p. 254

~%

1-naphthol-3,8-disulfonic acid Structure

1-naphthol-3,8-...

CAS#:117-43-1

Literature: DE55094 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 2, p. 257 Chemische Berichte, , vol. 22, p. 3328

~%

1-naphthol-3,8-disulfonic acid Structure

1-naphthol-3,8-...

CAS#:117-43-1

Literature: DE55094 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 2, p. 257 Chemische Berichte, , vol. 22, p. 3328

~%

1-naphthol-3,8-disulfonic acid Structure

1-naphthol-3,8-...

CAS#:117-43-1

Literature: DE55094 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 2, p. 257 Chemische Berichte, , vol. 22, p. 3328

 Customs

HS Code 2908999090
Summary 2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

 Synonyms

EINECS 204-189-2
MFCD00035718
8-hydroxynaphthalene-1,6-disulfonic acid