Shanghai Nianxing Industrial Co., Ltd
China
Product Name: disodium 7-hydroxynaphthalene-1,3-disulphonate
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: disodium 7-hydroxynaphthalene-1,3-disulphonate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

842-19-3

842-19-3 structure

842-19-3 structure

Name: disodium 7-hydroxynaphthalene-1,3-disulphonate
Chemical Name: disodium,7-hydroxynaphthalene-1,3-disulfonate
CAS Number: 842-19-3
Molecular Formula: C₁₀H₆Na₂O₇S₂
Molecular Weight: 348.26000
Catalog: Chemical reagent Organic reagent Sulfonate/sulfinate
Create Date: 2018-08-23 00:04:30
Modify Date: 2025-08-30 19:34:37

Name	disodium,7-hydroxynaphthalene-1,3-disulfonate
Synonyms	Disodium 7-hydroxynaphthalene-1,3-disulphonate 2-Naphthol-6,8-disulfonic acid,disodium salt 7-Hydroxynaphthalene-1,3-disulfonic acid,disodium salt disodium 7-hydroxynaphthalene-1,3-disulfonate EINECS 212-674-5 Disodium 7-hydroxy-1,3-naphthalenedisulfonate 1,3-Naphthalenedisulfonic acid,7-hydroxy-,disodium salt

Molecular Formula	C₁₀H₆Na₂O₇S₂
Molecular Weight	348.26000
Exact Mass	347.93500
PSA	151.39000
LogP	2.51520

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QJ6476500

CHEMICAL NAME :: 1,3-Naphthalenedisulfonic acid, 7-hydroxy-, disodium salt

CAS REGISTRY NUMBER :: 842-19-3

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C10-H6-O7-S2.2Na

MOLECULAR WEIGHT :: 348.26

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 6,223,1954

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