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CAS No.: | 20349-39-7 |
---|---|
Name: | 1-Naphthol-3,6-disulfonic acid disodium salt |
Molecular Structure: | |
Formula: | C10H6Na2O7S2 |
Molecular Weight: | 348.265 |
Synonyms: | 2,7-Naphthalenedisulfonicacid, 4-hydroxy-, disodium salt (8CI,9CI);4-Hydroxy-2,7-naphthalenedisulfonicacid disodium salt;Disodium 1-hydroxy-3,6-naphthalenedisulfonate; |
EINECS: | 243-754-8 |
Density: | 1.816[at 20℃] |
Melting Point: | 300℃ |
Boiling Point: | 214-215 °C (16 mmHg) |
Flash Point: | 201-202°C/9mm |
Solubility: | 1000g/L at 25℃ |
Appearance: | pinkish-grey presscake |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38 |
Safety: | 26-36 |
PSA: | 151.39000 |
LogP: | 2.51520 |
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Product Name: 1-Naphthol-3,6-disulfonic acid disodium salt
The MF of 1-Naphthol-3,6-disulfonic acid disodium salt (20349-39-7) is C10H6Na2O7S2.
The MW of 1-Naphthol-3,6-disulfonic acid disodium salt (20349-39-7) is 348.26.
Synonyms of 1-Naphthol-3,6-disulfonic acid disodium salt (20349-39-7): Rudolf guercke acid disodium salt hydrate ; 2,7-Naphthalenedisulfonicacid,4-hydroxy-,disodiumsalt ; 7-Naphthalenedisulfonicacid,4-hydroxy-disodiumsalt ; Violet acid disodium salt hydrate ; 1-Naphthol-3,6-disulfonic acid disodium salt ; 1-Naphthol-3,6-disulfonic acid disodium salt hydrate ; 1-Hydroxynaphthalene-3,6-disulfonic acid disodium salt ; 4-Hydroxy-2,7-naphthalenedisulfonic acid, disodium salt
Product Categories: Intermediates of Dyes and Pigments
EINECS: 243-754-8
Form: pinkish-grey presscake
Melting Point: 300°C
1-Naphthol-3,6-disulfonic acid disodium salt (20349-39-7) is used as a dye, pigment intermediates.
Safety information of 1-Naphthol-3,6-disulfonic acid disodium salt (20349-39-7):
Hazard Codes Xi
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
Store in a cool, dry place. Store in a tightly closed container.Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.