NAPHTHOL AS-LT
- Product Name
- NAPHTHOL AS-LT
- CAS No.
- 3689-20-1
- Chemical Name
- NAPHTHOL AS-LT
- Synonyms
- C.I.37540;Azoic CC 24;Naphtol AS-LT.;NAPHTHOL AS-LT;Naphthol AS-LT (C.I. 37540);Azoic Coupling Component 24;C.I.Azoic Coupling Component 24;NAPHTHOL AS-LT ISO 9001:2015 REACH;C.I.Azoic Coupling Component 24:C.I.37540;3-hydroxy-4’-methoxy-2’-methyl-2-naphthanilide
- CBNumber
- CB0129073
- Molecular Formula
- C19H17NO3
- Formula Weight
- 307.34
- MOL File
- 3689-20-1.mol
NAPHTHOL AS-LT Property
- Melting point:
- 191-192 °C(Solv: benzene (71-43-2))
- Boiling point:
- 436.8±45.0 °C(Predicted)
- Density
- 1.274±0.06 g/cm3(Predicted)
- pka
- 8.75±0.40(Predicted)
- CAS DataBase Reference
- 3689-20-1
- EPA Substance Registry System
- 2-Naphthalenecarboxamide, 3-hydroxy-N-(4-methoxy-2-methylphenyl)- (3689-20-1)
N-Bromosuccinimide Price
- Product number
- CHM0309110
- Product name
- 3-HYDROXY-4'-METHOXY-2'-METHYL-2-NAPHTHANILIDE
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $505.43
- Updated
- 2021/12/16
NAPHTHOL AS-LT Chemical Properties,Usage,Production
Chemical Properties
Light brown powder. Melting point 196-197°C. Insoluble in water, soluble in butanol and pyridine. The dye is brownish yellow solution in sulfuric acid; yellow solution with green fluorescence in sodium hydroxide; insoluble in sodium carbonate solution. Slightly sensitive to air.
Preparation
5-Methoxy-2-methylbenzenamine and 3-Hydroxy-2-naphthoic acid condensation.
Properties and Applications
shallow brown powder, soluble in butanol and pyridine, insoluble in water and sodium carbonate solution. In the light of sulfuric acid is palm yellow solution; In sodium hydroxide solution for yellow in liquid, a green fluorescent. Melting point for 196 ~ 197 ℃, of air sensitive. Mainly used for cotton cloth dyeing and printing, also can be used for silk, polyamide, two vinegar fiber, viscose and WeiGuan dyeing. This product to cotton affinity medium
NAPHTHOL AS-LT Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from NAPHTHOL AS-LT manufacturers
- Product
- NAPHTHOL AS-LT 3689-20-1
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 98% HPCL
- Supply Ability
- 10t
- Release date
- 2019-12-20