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8-Hydroxynaphthalene-1,6-disulfonic acid

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Origin: China

Cas No: 117-43-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Property

CAS No.: 117-43-1 Formula: C10H8O7S2 Molecular Weight: 304.29600

Basic Info

Chemical Name	8-Hydroxynaphthalene-1,6-disulfonic acid
Synonyms	8-hydroxynaphthalene-1,6-disulfonic acid;
CAS No.	117-43-1
Molecular Formula	C10H8O7S2
Molecular Weight	304.29600
PSA	145.73000
LogP	3.20040

Properties

Density	1.816g/cm3
Boiling Point	111 °C (0.2 mmHg)
Flash Point	>230 °F
Refractive Index	1.725

Safety Info

Hazard Class	8
Safety Statements	S26; S27; S28
HS Code	2908999090
Packing Group	II
WGK Germany	3
RIDADR	UN 3265 8/PG 2
Risk Statements	R34; R36/37
Hazard Codes	C

Synthesis Route

8-Aminonaphthalene-1,6-disulfonic acid→8-Hydroxynaphthalene-1,6-disulfonic acid
2,2-dioxo-2λ6-naphth[1,8-cd][1,2]oxathiol-7-sulfonic acid→8-Hydroxynaphthalene-1,6-disulfonic acid
Sulfuric acid+2,2-dioxo-2λ6-naphth[1,8-cd][1,2]oxathiol-7-sulfonic acid→8-Hydroxynaphthalene-1,6-disulfonic acid

Precursor

Sulfuric acid
8-Aminonaphthalene-1,6-disulfonic acid
Water
2,2-dioxo-2λ6-naphth[1,8-cd][1,2]oxathiol-7-sulfonic acid

Downstream Product

7-amino-8-hydroxynaphthalene-1,6-disulfonic acid
4-hydroxynaphthalene-2-sulfonic acid

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