Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: N-(5-Chloro-2-methoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 137-52-0 C18H14ClNO3 Naphtanilide EL
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

137-52-0

137-52-0 structure

137-52-0 structure

Name: Naphtanilide EL
Chemical Name: N-(5-chloro-2-methoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
CAS Number: 137-52-0
Molecular Formula: C₁₈H₁₄ClNO₃
Molecular Weight: 327.76200
Catalog: Dyes and pigments dye Ice dye (chromogenic dye)
Create Date: 2018-04-26 08:00:00
Modify Date: 2026-07-08 16:06:03

Name	N-(5-chloro-2-methoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
Synonyms	Azoic Coupling Component 41 Naphthol AS-CA (5'-Chloro-2'-methoxy-3-hydroxy-2-naphthanilide) N-(5-chloro-2-methoxyphenyl)-3-hydroxy-2-naphthamide Tulathol AS-EL 5'-chloro-3-hydroxy-2'-methoxy-2-naphthanilide Azotol XA Naphthazol NEL Cibanaphthol RCA 0 C18H14ClNO3 Naphtanilide EL Naphthol AS-CA Azotol KHA n-(5-chloro-2-methoxyphenyl)-3-hydroxy-2-naphthalenecboxamid 5'-chloro-3-hydroxy-2'-methoxy-2-naphthanilide NAPTHOL AS-LC Naphtol AS-CA 5′-Chlor-3-hydroxy-2′-methoxy-2-naphthanilid Naphthol AS-CL 5’-chloro-3-hydroxy-2’-methoxy-2-naphthanilide Naphtazol EL MFCD00043903 Naphtanilide CA Naphthol-NEL 3-hydroxy-[2]naphthoic acid-(5-chloro-2-methoxy-anilide) Dycosthol AS-CA NAPHTHOL AS-CA azoiccouplinomponent34 Naphtanilide EL ISO 9001：2015 REACH C.I.Azoic Coupling Component 41:C.I 2-NaphthalenecboxaMide,N-(5-chloro-2 C.I.Azoic Coupling Component 34:C.I C.I.Azoic coupling component 34 n-(5-chloro-2-methoxyphenyl)-3-hydroxy-2-naphthalenecboxamid C.I.Azoic Coupling Component 41 4'-CHLORO-3-HYDROXY-2',5'-DIMETHOXY-2-NAPHTHOIC ACID ANILIDE C.I N-(5-chloro-2-methoxyphenyl)-3-hydroxy-2-Naphthalenecboxamide EINECS 224-270-6 Naftol AS-CL 3-Hydroxy-[2]naphthoesaeure-(5-chlor-2-methoxy-anilid) Naphthanilid EL Anthol AS-CL 3-Oxy-naphthoesaeure-(2)-(5-chlor-2-methoxy-anilid) 2-Hydroxy-3-Naphthoyl-(2'-Amino-4'- Chloro)Aniline Acna Naphthol CA N-(5-Chloro-2-methoxyphenyl)-3-hydroxynaphthalene-2-cboxamide N-(5-Chloro-2-methoxyphenyl)-3-hydroxy-2-naphthamide Azoic C.C.41 2-Naphthalenecboxamide-N-(5-chloro-2-methoxyphenyl)-3-hydroxy NAPHTOL AS-LC

Density	1.384 g/cm3
Boiling Point	446.3ºC at 760 mmHg
Molecular Formula	C₁₈H₁₄ClNO₃
Molecular Weight	327.76200
Flash Point	223.7ºC
Exact Mass	327.06600
PSA	58.56000
LogP	4.53270
Vapour Pressure	1.39E-08mmHg at 25°C
Index of Refraction	1.705

Hazard Codes	Xi
Risk Phrases	R36/37/38:Irritating to eyes, respiratory system and skin . R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
Safety Phrases	S26-S36-S24/25
RIDADR	3439.0
WGK Germany	2
RTECS	LT7031100
HS Code	29321900

92-70-6 structure

92-70-6

95-03-4 structure

95-03-4

~%

137-52-0 structure

137-52-0

Literature: Journal of the Society of Dyers and Colourists, , vol. 55, p. 449,451

63429-99-2 structure

63429-99-2

92-70-6 structure

92-70-6

~%

137-52-0 structure

137-52-0

Literature: DE506837 , ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 17, p. 696

Precursor 3
92-70-6 95-03-4 63429-99-2
DownStream 0

HS Code	2924299090
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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