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| CAS No.: | 130-13-2 |
|---|---|
| Name: | Sodium 4-amino-1-naphthalenesulfonate |
| Article Data: | 8 |
| Molecular Structure: | |
|
|
|
| Formula: | C10H8NNaO3S |
| Molecular Weight: | 245.234 |
| Synonyms: | a-Naphthylamine-p-sulfonic acid monosodium salt;1-Naphthalenesulfonicacid, 4-amino-, monosodium salt (8CI,9CI);Naphthionic acid, sodium salt (6CI);4-Amino-1-naphthalenesulfonic acidsodium salt;Naphthemol;Naphthionine;Sodium 1-naphthylamine-4-sulfonate;Sodium naphthionate;Sodium a-naphthylamine-4-sulfonate;1-Naphthalenesulfonicacid, 4-amino-, sodium salt (1:1); |
| EINECS: | 204-975-5 |
| Density: | 1.6703 g/cm3 |
| Melting Point: | 280 °C (dec.)(lit.) |
| Appearance: | grayish white crystalline powder |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26 |
| PSA: | 91.60000 |
| LogP: | 2.98810 |
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- 130-13-2
sodium 4-amino-1-naphthalenesulfonate
| Conditions | Yield |
|---|---|
| With sodium azide; carbon monoxide; palladium diacetate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In water-d2; dimethyl sulfoxide Sealed tube; | 44.8% |
| Conditions | Yield |
|---|---|
| With sodium methylate In methanol |
| Conditions | Yield |
|---|---|
| With sodium tetrahydroborate at 20℃; Kinetics; Reagent/catalyst; | |
| With sodium tetrahydroborate In water Catalytic behavior; Kinetics; |
| Conditions | Yield |
|---|---|
| With sodium tetrahydroborate In water at 20℃; Kinetics; Reagent/catalyst; Concentration; |
| Conditions | Yield |
|---|---|
| Stage #1: 1-amino-naphthalene With sulfur trioxide In 1,2-dichloro-benzene at 40℃; for 0.833333h; Large scale; Stage #2: With sodium hydroxide In water; 1,2-dichloro-benzene at 85 - 190℃; for 3h; pH=7; Temperature; Solvent; Reagent/catalyst; Autoclave; Large scale; |
| Conditions | Yield |
|---|---|
| With sodium tetrahydroborate In water |
| Conditions | Yield |
|---|---|
| With sodium tetrahydroborate In water for 0.0388889h; Kinetics; Time; |
| Conditions | Yield |
|---|---|
| With sodium hydrogensulfite In water for 24h; Heating; | 90% |
- 130-13-2
sodium 4-amino-1-naphthalenesulfonate
- 91363-28-9
p-methoxyphenylazobenzenethiosulfonate
- 19649-50-4
2-(4-methoxyphenylazo)-1-aminonaphthalene-4-sulfonic acid
| Conditions | Yield |
|---|---|
| With hydrogenchloride; sodium acetate at 40 - 60℃; for 3h; | 78% |
| Conditions | Yield |
|---|---|
| With sodium carbonate In chloroform; water at 0 - 25℃; for 23h; | 60% |
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Chemistry
Molecule structure of 4-Amino-1-naphthalenesulfonic acid sodium salt (CAS NO.130-13-2) :
IUPAC Name: sodium 4-aminonaphthalene-1-sulfonate
Molecular Weight: 245.23019 g/mol
Molecular Formula: C10H8NNaO3S
Melting Point: 280 °C (dec.)(lit.)
Density: 1.6703
Appreance: pink to greyish-purple powder
Merck: 6403
log P (octanol-water): -2.34E+00
Water Solubility: 1.00E+06 mg/L
Vapor Pressure: 1.55E-14 mm Hg
Atmospheric OH Rate Constant: 4.39E-11 cm3/molecule-sec
H-Bond Donor: 1
H-Bond Acceptor: 4
Rotatable Bond Count: 1
Exact Mass: 245.012258
MonoIsotopic Mass: 245.012258
Topological Polar Surface Area: 83.2
Heavy Atom Count: 16
Complexity: 327
Canonical SMILES: C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N.[Na+]
InChI: InChI=1S/C10H9NO3S.Na/c11-9-5-6-10(15(12,13)14)8-4-2-1-3-7(8)9;/h1-6H,11H2,(H,12,13,14);/q;+1/p-1
InChIKey: JWSRMCCRAJUMLX-UHFFFAOYSA-M
EINECS: 204-975-5
Product Categories: Intermediates of Dyes and Pigments
Uses
4-Amino-1-naphthalenesulfonic acid sodium salt (CAS NO.130-13-2) is used for the preparation of acidic dyes and food red pigment, but also for antidote of nitrite and iodine poisoning.
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 26
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
WGK Germany: 3
F: 3-8-23
HS Code: 29214500
Specification
4-Amino-1-naphthalenesulfonic acid sodium salt (CAS NO.130-13-2) is also called 1,4-Naphthionic monosodium salt ; AI3-19501 ; CCRIS 8901 ; NSC 168 ; Naphthemol ; Naphthionine ; Sodium 1-aminonaphthalene-4-sulfonate ; Sodium alpha-naphthylamine-4-sulfonate ; Sodium naphthionate . 4-Amino-1-naphthalenesulfonic acid sodium salt (CAS NO.130-13-2) is soluble in water, soluble in 95% ethanol, insoluble in ether, dissolved in a small amount of concentrated caustic alkali solution and ethanol solution.