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

1-Diazo-2-naphthol-4-sulfonic acid Structure
1-Diazo-2-naphthol-4-sulfonic acid structure
CAS No.
887-76-3
Chemical Name:
1-Diazo-2-naphthol-4-sulfonic acid
Synonyms
1-Diazo-2-naphthol-4;1-Diazo-2-naphthol-4-sulfonicaci;1-Diazo-2-phthol-4-sulfonic acid;1-DIAZO-2-NAPHTHOL-4-SULFONIC ACID;1,2-Naphthoxydiazo-4-sulfonic acid;1,2-Naphthoxydiazde-4-sulfonicacid;1 DIAZO-2-NAPHTHOL-4-SULPHONIC ACID;1,2-diazoxynaphthalene-4-sulfnic acid;1,2-Diazooxy-4-naphthalenesulfonicacid;1,2- diazoxy naphthalene-4-sulfonic acid
CBNumber:
CB6259927
Molecular Formula:
C10H6N2O4S
Molecular Weight:
250.23
MDL Number:
MFCD00012409
MOL File:
887-76-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 04:30:06
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1-Diazo-2-naphthol-4-sulfonic acid Properties

Melting point 160 °C (dec.)(lit.)
Boiling point 160 C
Density 1.5366 (rough estimate)
refractive index 1.6800 (estimate)
storage temp. Flammables area
pka -2.015±0.40(predicted)
form powder
color Light yellow to Brown
Water Solubility 15.8 g/L (20 ºC)
InChI InChI=1S/C10H8N2O4S/c11-12-10-7-4-2-1-3-6(7)9(5-8(10)13)17(14,15)16/h1-5,9,13H,(H,14,15,16)
InChIKey CNLRDNVSYNQLOP-UHFFFAOYSA-N
SMILES C1(=[N+]=[N-])C2=C(C=CC=C2)C(S(O)(=O)=O)C=C1O
CAS DataBase Reference 887-76-3(CAS DataBase Reference)
EPA Substance Registry System 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, inner salt (887-76-3)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Corrosion (GHS05)
GHS02,GHS05
Signal word  Danger
Hazard statements  H228-H314
Precautionary statements  P210-P240-P260-P280-P303+P361+P353-P305+P351+P338
PPE Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
Hazard Codes  F,C
Risk Statements  5-11-34
Safety Statements  16-26-36/37/39-45-48
RIDADR  UN 2925 4.1/PG 2
WGK Germany  3
TSCA  TSCA listed
HazardClass  4.1
PackingGroup  III
HS Code  29270000
Storage Class 4.1B - Flammable solid hazardous materials
Hazard Classifications Eye Dam. 1
Flam. Sol. 1
Skin Corr. 1B
REACH Registrations Active
NFPA 704
2
3 0

1-Diazo-2-naphthol-4-sulfonic acid price More Price(19)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 227285 1-Diazo-2-naphthol-4-sulfonic acid powder 887-76-3 100g $118 2026-04-30 Buy
TCI Chemical D1674 1-Diazo-2-naphthol-4-sulfonic Acid 887-76-3 25g $91 2026-04-30 Buy
Biosynth FD176522 1-Diazo-2-naphthol-4-sulfonic acid 887-76-3 50g $259.5 2026-06-04 Buy
Biosynth FD176522 1-Diazo-2-naphthol-4-sulfonic acid 887-76-3 100g $389 2026-06-04 Buy
Biosynth FD176522 1-Diazo-2-naphthol-4-sulfonic acid 887-76-3 250g $780 2026-06-04 Buy
Product number Packaging Price Buy
227285 100g $118 Buy
D1674 25g $91 Buy
FD176522 50g $259.5 Buy
FD176522 100g $389 Buy
FD176522 250g $780 Buy

1-Diazo-2-naphthol-4-sulfonic acid Chemical Properties, Uses, Production

Chemical Properties

brown adhering powder or paste

Uses

Involved in studies to analyze structure-activity relationships to predict biodegradability of N-heterocycles in wastewater and polluted soil

Reactant used as hydrazinonaphthalene and azonaphthalene thrombopoietin mimics acting as nonpeptidyl promoters of megakaryocytopoiesis

General Description

The degradation and adsorption of 1-diazo-2-naphthol-4-sulfonic acid was studied using sewage sludge derived porous carbon.

1-Diazo-2-naphthol-4-sulfonic acid Preparation Products And Raw materials

Raw materials

1-Amino-2-naphthol-4-sulfonic acid Nitric oxide Copper(II) sulfate Sodium hydroxide 2-Naphthol
Sulfuric acid (2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline Sodium metabisulfite

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Preparation Products

Mordant Red 7

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

Global Suppliers ( 175)
Supplier Tel Email Country ProdList Advantage
Changchun BC＆HC Pharmaceutical Technology Co.,Ltd 043188417879 15804318257 3468242165@qq.com China 195 58
Hubei Chemworth Co., Ltd. 027-84235352 13971178775 sales@chemworth.com China 20 55
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14098 59
Shanghai Longsheng chemical Co.,Ltd. 58099637 13585536065 sales@shlschem.com China 9880 59
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Supplier Advantage
Changchun BC＆HC Pharmaceutical Technology Co.,Ltd 58
Hubei Chemworth Co., Ltd. 55
J & K SCIENTIFIC LTD. 76
Alfa Aesar 84
TCI (Shanghai) Development Co., Ltd. 81
Energy Chemical 61
Adamas Reagent, Ltd. 59
Shanghai Longsheng chemical Co.,Ltd. 59
Shanghai Hanhong Scientific Co.,Ltd. 64
Sichuan Kulinan Technology Co., Ltd 57

View Latest Price from 1-Diazo-2-naphthol-4-sulfonic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1-Diazo-2-naphthol-4-sulfonic acid pictures 2024-01-08 1-Diazo-2-naphthol-4-sulfonic acid
$20.00-30.00 1kg 99.60% 30tons Wuhan Boyuan Import & Export Co., LTD
1-Diazo-2-naphthol-4-sulfonic acid powder pictures 2021-07-02 1-Diazo-2-naphthol-4-sulfonic acid powder
887-76-3
 $10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
1-Diazo-2-naphthol-4-sulfonic acid pictures 2019-07-07 1-Diazo-2-naphthol-4-sulfonic acid
887-76-3
 $1.00 1KG 99% 25kg Career Henan Chemical Co

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

1-Diazo-2-naphthol-4-sulfonic acid(887-76-3)IR11-Diazo-2-naphthol-4-sulfonic acid(887-76-3)IR2

887-76-3 (1-Diazo-2-naphthol-4-sulfonic acid) Related Search:

2-Naphthol Sodium 2-naphthalenesulfonate 1-Naphthalenesulfonic acid Sulfonates Lignin Sulfonate
Heavyalkylbenzenesulfonic acid 2-DIAZO-1-NAPHTHOL-5-SULFONIC ACID SODIUM SALT,2-Diazo-1-naphthol-5-sulfonic acid hydrate sodium salt 2-diazo-1-naphthol-5-sulfonic acid, ester with 2,3,4,4'-tetrahydroxy benzophenone 2-DIAZO-1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT MONOHYDRATE,2-Diazo-l-Naphthol-4-Sulfonic acid Sodium Salt Monohydrate Methyl gallate
Nitrogen 6-Nitro-1-diazo-2-naphthol-4-sulfonic acid 2-diazo-1-naphthol-5-sulfonic acid, ester with 2,3,4-trihydroxy benzophenone 2-Diazo-1-naphthol-4-sulfonic acid hydrate 2-diazo-1-naphthol-5-sulfonic acid, ester with pyrogallol/acetone resin
2-Diazo-1-naphthol-5-sulfonic acid 1-Diazo-2-naphthol-4-sulfonic acid Sulfonic acid

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4,4’-azo-3-hydroxynaphthalene-1-sulfonate 1,2-Naphthoxydiazo-4-sulfonic acid 1-DIAZO-2-NAPHTHOL-4-SULFONIC ACID 1 DIAZO-2-NAPHTHOL-4-SULPHONIC ACID 4,4'-azo-3-hydroxynaphthalene-1-sulphonate 1-Diazo-2-naphthol-4-sulfonic acid, contains ca. 25% moisture, 97% 2-Hydroxy-4-sulfo-1-naphthalenediazonium hydroxide, inner salt 4-Diazonio-3-hydroxynaphthalene-1-sulfonate 1-Diazo-2-naphthol-4-sulfonic acid, 97% contains ca. 25% moisture 2-Hydroxy-4-sulfonato-1-naphthalenediazonium 1-Diazo-2-naphthol-4-sulfonic acid, 97%, moisture content ≤25% 1-Diazo-2-naphthol-4 1-Diazo-2-naphthol-4-sulfonic acid, Moisture content ≤25% 4-diazo-3-hydroxy-3H-naphthalene-1-sulfonic acid 1-Diazo-2-naphthol-4-sulfonic acid, 97%, moisture content 25% 1,2-Naphthoxydiazde-4-sulfonicacid 1-Diazo-2-naphthol-4-sulfonic acid powder 1,2-diazoxynaphthalene-4-sulfnic acid 1-naphthalenediazonium,2-hydroxy-4-sulfo-,hydroxide,innersalt 1-Naphthalenediazonium,2-hydroxy-4-sulfo-,innersalt 1,2- diazoxy naphthalene-4-sulfonic acid 1-Diazo-2-naphthol-4-sulfonicaci 1-Diazo-2-naphthol-4-sulfonic acid, 76%, 1,2-Diazooxy-4-naphthalenesulfonicacid 1-Diazo-2-phthol-4-sulfonic acid 887-76-3 C10H6N2O4S Building Blocks Azo/Diazo Compounds Nitrogen Compounds Organic Building Blocks Azo/Diazo Compounds Nitrogen Compounds Organic Building Blocks