1-Diazo-2-naphthol-4-sulfonic acid

Modify Date: 2024-01-02 18:55:50

1-Diazo-2-naphthol-4-sulfonic acid Structure
1-Diazo-2-naphthol-4-sulfonic acid structure
Common Name 1-Diazo-2-naphthol-4-sulfonic acid
CAS Number 887-76-3 Molecular Weight 252.247
Density N/A Boiling Point 160ºC
Molecular Formula C10H8N2O4S Melting Point 160 °C (dec.)(lit.)
MSDS Chinese USA Flash Point 微溶于水,溶于碱。
Symbol GHS02 GHS05
GHS02, GHS05
Signal Word Danger

 Names

Name 1-Diazo-2-naphthol-4-sulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 160ºC
Melting Point 160 °C (dec.)(lit.)
Molecular Formula C10H8N2O4S
Molecular Weight 252.247
Flash Point 微溶于水,溶于碱。
Exact Mass 252.020477
PSA 120.37000
LogP -0.58
Storage condition Flammables area
Water Solubility 15.8 g/L (20 ºC)

 Safety Information

Symbol GHS02 GHS05
GHS02, GHS05
Signal Word Danger
Hazard Statements H228-H314
Precautionary Statements P210-P280-P305 + P351 + P338-P310
Personal Protective Equipment Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes F:Flammable;C:Corrosive;
Risk Phrases R11;R34
Safety Phrases S16-S26-S36/37/39-S45-S48
RIDADR UN 2925 4.1/PG 2
WGK Germany 3
Packaging Group III
Hazard Class 4.1
HS Code 2927000090

 Synthetic Route

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1-Diazo-2-naphthol-4-sulfonic acid Structure

1-Diazo-2-napht...

CAS#:887-76-3

Literature: Bulletin de la Societe Chimique de France, , vol. <4>41, p. 205 DE171024 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 8, p. 641,644

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1-Diazo-2-naphthol-4-sulfonic acid Structure

1-Diazo-2-napht...

CAS#:887-76-3

Literature: DE171024 ;

 Precursor & DownStream

Precursor  2

DownStream  0

 Customs

HS Code 2927000090
Summary 2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Articles2

More Articles
Adsorption and Fenton-like degradation of naphthalene dye intermediate on sewage sludge derived porous carbon.

J. Hazard. Mater. 246-247 , 145-53, (2013)

A sewage sludge derived porous carbon (SC), which was prepared by physicochemical activation and carbonization (600°C), was applied for the adsorption and degradation of 1-diazo-2-naphthol-4-sulfonic ...

A comparative study of aerobically digested and undigested sludge in preparation of magnetic chars and their application in 1-diazo-2-naphthol-4-sulfonic acid adsorption

Bioresour. Technol. 136 , 719-24, (2013)

• Magnetic chars are prepared and characterized using aerobically digested and undigested sewage sludge. • Langmuir–Freundlich model is used to simulate their adsorption isotherm of 1,2,4-Acid. • Diff...

 Synonyms

2-hydroxy-4-sulfo-naphthalene-1-diazonium-betaine
4-Diazonio-3-hydroxy-naphthalin-1-sulfonat
2-Hydroxy-4-sulfo-naphthalin-1-diazonium-betain
4-Diazonio-3-hydroxynaphthalene-1-sulfonate
1 DIAZO-2-NAPHTHOL-4-SULPHONIC ACID
1-Naphthalenediazonium,2-hydroxy-4-sulfo-,innersalt
2-Hydroxy-4-sulfonato-1-naphthalenediazonium
4-Diazo-3-hydroxy-3,4-dihydro-1-naphthalenesulfonic acid
1,2-Naphthoxydiazde-4-sulfonicacid
1,2-Naphthoxydiazo-4-sulfonic acid
4,4'-azo-3-hydroxynaphthalene-1-sulphonate
EINECS 212-958-9
MFCD00012409
1-Naphthalenesulfonic acid, 4-diazo-3,4-dihydro-3-hydroxy-
1-Diazo-2-naphthol-4
4,4'-azo-3-hydroxynaphthalene-1-sulfonate
4-Diazo-3-hydroxy-3,4-dihydronaphthalene-1-sulfonic acid