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5-Amino-1-naphthol

CAS No.
83-55-6
Chemical Name:
5-Amino-1-naphthol
Synonyms
5,1-ANL;C.I. 76650;5-Amino-1-phthol;1-AMINO-5-NAPHTHOL;5-AMINO-1-NAPHTHOL;5-Amino-1-naphtho1;1-Naphthol, 5-amino-;5-amino-1-naphthaleno;LABOTEST-BB LT00080649;5-Amino-alpha-naphthol
CBNumber:
CB7471078
Molecular Formula:
C10H9NO
Molecular Weight:
159.18
MDL Number:
MFCD00041826
MOL File:
83-55-6.mol
MSDS File:
SDS
Last updated:2023-04-23 13:52:06

5-Amino-1-naphthol Properties

Melting point 190 °C (dec.) (lit.)
Boiling point 284.68°C (rough estimate)
Density 1.1202 (rough estimate)
refractive index 1.6070 (estimate)
storage temp. -20°C Freezer
solubility DMSO (Slightly), Methanol (Slightly)
pka 3.97(at 25℃)
form Solid
color Light Purple to Purple
CAS DataBase Reference 83-55-6(CAS DataBase Reference)
FDA UNII AG7EQ6HH6B
NIST Chemistry Reference 5-Amino-1-naphthol(83-55-6)
EPA Substance Registry System 1-Naphthalenol, 5-amino- (83-55-6)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-37/39
WGK Germany  3
HS Code  29222990

5-Amino-1-naphthol price More Price(13)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 376469 5-Amino-1-naphthol 95% 83-55-6 25g $55.14 2024-03-01 Buy
Sigma-Aldrich 376469 5-Amino-1-naphthol 95% 83-55-6 100g $137.6 2024-03-01 Buy
TCI Chemical A0358 5-Amino-1-naphthol >97.0%(HPLC)(T) 83-55-6 1g $70 2024-03-01 Buy
TRC A618670 5-Amino-1-naphthol 83-55-6 100mg $60 2021-12-16 Buy
Biosynth Carbosynth FA33809 5-Amino-1-naphthol 83-55-6 500mg $60 2021-12-16 Buy
Product number Packaging Price Buy
376469 25g $55.14 Buy
376469 100g $137.6 Buy
A0358 1g $70 Buy
A618670 100mg $60 Buy
FA33809 500mg $60 Buy

5-Amino-1-naphthol Chemical Properties,Uses,Production

Chemical Properties

pale purple to brown-purple crystalline powder

Uses

5-Amino-1-naphthol is used as a coupling component for azo dyes (coupling takes place ortho to the amino or hydroxyl group, or para to the hydroxyl group depending on the pH), and as an intermediate for sulfur dyes.

Preparation

1-Aminonaphthalene-5-sulfonic acid paste (Section 6.2) is added to molten sodium hydroxide at 200°C, and the reaction is completed by heating slowly to 250°C and maintaining this temperature for 3 h. After dilution and careful neutralization with hydrochloric acid, 5-amino-1-naphthol precipitates in 85 % yield (mp 192°C).

6304-46-7
83-55-6
Synthesis of 5-Amino-1-naphthol from 5-Nitro-1-naphthol
Global( 181)Suppliers
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career henan chemical co
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SIMAGCHEM CORP
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Hefei TNJ Chemical Industry Co.,Ltd.
0551-65418671 sales@tnjchem.com China 34572 58

View Lastest Price from 5-Amino-1-naphthol manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1,4-Dibromonaphthalene pictures 2023-04-05 1,4-Dibromonaphthalene
83-55-6
US $30.00 / kg 1kg 99% 20 tons Hebei Duling International Trade Co. LTD
5-Amino-1-naphthol pictures 2019-07-06 5-Amino-1-naphthol
83-55-6
US $1.00 / kg 1kg 99% Customized Career Henan Chemical Co
1-Naphthalenol, 5-amino- 1-Naphthol, 5-amino- 5-amino-1-naphthaleno 5-Amino-alpha-naphthol C.I. 76650 5-AMINO-1-NAPHTHOL 5-HYDROXY-1-NAPHTHYLAMINE 1-AMINO-5-HYDROXYNAPHTHALENE 1-AMINO-5-NAPHTHOL LABOTEST-BB LT00080649 5-Amino-1-phthol 5-AMINO-1-NAPHTHOL 96% 5-Aminonaphthalene-1-ol 5-Amino-1-naphthol,95% 5-aminonaphthalen-1-ol 5-Amino-1-naphthol, pract., 96% 5-Amino-1-naphthol > 5-Amino-1-naphtho1 5,1-ANL 5-Amino-1-naphtholQ: What is 5-Amino-1-naphthol Q: What is the CAS Number of 5-Amino-1-naphthol Q: What is the storage condition of 5-Amino-1-naphthol Q: What are the applications of 5-Amino-1-naphthol 83-55-6 556-83-0 Oxygen Compounds Organic Building Blocks Building Blocks AMINE Phenols Intermediates of Dyes and Pigments Organic Building Blocks Oxygen Compounds Phenols