Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 8-Hydroxynaphthalene-1,6-disulfonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

117-43-1

117-43-1 structure

Name: 1-naphthol-3,8-disulfonic acid
Chemical Name: 8-Hydroxynaphthalene-1,6-disulfonic acid
CAS Number: 117-43-1
Molecular Formula: C₁₀H₈O₇S₂
Molecular Weight: 304.29600
Create Date: 2018-02-17 08:00:00
Modify Date: 2025-08-25 10:33:16

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

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.)

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

129-91-9

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

92177-69-0

117-43-1

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

7664-93-9

92177-69-0

117-43-1

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

92177-69-0

7732-18-5

117-43-1

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

Precursor 3
129-91-9 7664-93-9 7732-18-5
DownStream 2
63279-95-8 3771-14-0

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%

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