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Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate

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Name

Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate

EINECS 230-499-2
CAS No. 7153-21-1 Density N/A
PSA 171.62000 LogP 2.22080
Solubility N/A Melting Point 46-48°C
Formula C10H6Na2O8S2 Boiling Point N/A
Molecular Weight 364.264 Flash Point N/A
Transport Information N/A Appearance beige fine crystalline powder
Safety 26-36 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 7153-21-1 (Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate) Hazard Symbols IrritantXi
Synonyms

2,7-Naphthalenedisulfonicacid, 3,6-dihydroxy-, disodium salt (8CI,9CI);2,7-Dihydroxy-3,6-naphthalenesulfonatedisodium salt;Coupler 518;Coupler O;Disodium2,7-Dihydroxynaphthalene-3,6-disulfonate;

 

Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate Chemical Properties

IUPAC  Name: Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate     
Empirical Formula: C10H6Na2O8S2
Molecular Weight: 364.2594 
Einecs: 230-499-2
Freely Rotating Bonds: 8
Polar Surface Area: 143.96 Å2 
The Cas Register Number of  2,7-Naphthalenedisulfonicacid, 3,6-dihydroxy-, sodium salt (1:2) is 7153-21-1.The chemical synonyms of  2,7-Naphthalenedisulfonicacid, 3,6-dihydroxy-, sodium salt (1:2) (CAS NO.7153-21-1) are 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid, disodium salt  and  Sodium 2,7-Dioxynaphthalene-3,6-disulfonate .The molecular structure of  2,7-Naphthalenedisulfonicacid, 3,6-dihydroxy-, sodium salt (1:2) (CAS NO.7153-21-1) is
.

Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate Uses

  2,7-Naphthalenedisulfonicacid, 3,6-dihydroxy-, sodium salt (1:2) (CAS NO.7153-21-1) is used as organic intermediate.

Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate Safety Profile

Hazard Codes: IrritantXi
Risk Statements: 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36: Wear suitable protective clothing.
WGK Germany: 3

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