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Naphthol AS

Name: Naphthol AS
Brand: DAHAI BIOCHEM
SKU: pr2609032479
Price: 28 USD
Availability: InStock

Unit Price:

$28/KG EXW

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CAS No.:

92-77-3

Grade:

Pharma Grade

Content:

99%

Brand:

DAHAI BIOCHEM

Packaging:

25kg/Cardboard Drum

Sample Available:

Yes

Price valid (until):

2026-12-31

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DAHAI BIOCHEM LTD

Company Type:

Trader

Location:

China

Payment Terms:

TT against copy of documents,TT against B/L draft before shipment,100% TT in advance

Qualification:

Main Products:

HARD FAT

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Product Description
Seller Information

Description

Product Detail

"[Product Overview & Applications]
Naphthol AS (CAS NO.: 92-77-3) is supplied under stringent quality supervision by DAHAI BIOCHEM. It is a high-grade chemical intermediate widely utilized in fine chemical manufacturing, organic synthesis research, and active pharmaceutical ingredient (API) development. The product features exceptional chemical purity, reliable batch-to-batch consistency, low residual impurities, and high reaction stability, ensuring maximum efficiency and reliability in customer manufacturing processes.

[Technical Specifications & Parameters]
- Product Name: Naphthol AS
- CAS Registry Number: 92-77-3
- Classification: Pharmaceutical Intermediates & Fine Chemicals
- Assay / Purity: >= 99.0%
- Physical Form / Appearance: White Powder
- Quality Grade: Pharma Grade
- Manufacturer / Brand: DAHAI BIOCHEM
- Standard Export Package: 25kg/Cardboard Drum
- Minimum Order Quantity (MOQ): 1 KG

[Quality Standards & Storage Conditions]
1. Quality Standards: Conforms strictly to enterprise and international industrial quality standards. Every production lot undergoes rigorous analytical testing including HPLC, GC, or titration analysis with full batch documentation provided.
2. Storage & Handling: Store in tightly sealed original containers in a cool, dry, and well-ventilated warehouse. Keep strictly away from direct sunlight, open flames, high temperatures, moisture, and incompatible substances.
3. Export Logistics & Packaging: Supplied in robust standard export packaging to guarantee integrity during global maritime and air freight. Flexible OEM and customized commercial packaging are available upon inquiry."

ECHEMI Editorial Reference

beige powder
DryPowder

Basic Info

Product Name:

2-Hydroxy-3-naphthoic acid anilide

Other Name:

2-Naphthalenecarboxamide,3-hydroxy-N-phenyl-;2-Naphthanilide,3-hydroxy-;3-Hydroxy-N-phenyl-2-naphthalenecarboxamide;C.I. 37505;Acco Naphthol AS;Acna Naphthol C;Amanil Naphthol AS;Anthonaphthol AS;Azoground AS;Azonaphthol A;Azotol A;Brenthol AS;Celcot RF;Cibanaphthol RF;C.I. Azoic Coupling Component 2;Diathol AS;Diathol ASF;Dragonthol A;Hiltonaphthol AS;Kambothol AS;Lake Developer A;Mitsui Naphthozol AS;Naftolo MM;Naphthanilide OL Supra;Naphtanilide RC;Naphthanilide RC Supra;Naphthazol A;Naphthoide AS;Naphthoide AS No. 100;Naphthol ACNA C;Naphtholate AS;Naphthol AS Supra;Naphtoelan A;Naphtol AS;Solunaptol A;Tulathol AS;Ultrazol I-AS;Naphthanil AS;3-Hydroxy-2-naphthanilide;3-(N-Phenylcarbamoyl)-2-naphthol;Naphthol AS;2-Hydroxy-3-naphthanilide;2-Hydroxy-3-naphthoic anilide;2-Hydroxy-3-naphthalenecarboxanilide;2-Hydroxy-3-naphthoic acid anilide;Naphtol AS-A;3-Hydroxy-2-naphthalenecarboxanilide;2-Naphthol-3-carboxylic acid N-phenylamide;Amarthol AS;3-Hydroxy-N-phenyl-2-naphthamide;2-Hydroxy-N-phenyl-3-naphthalenecarboxamide;3-Hydroxy-2-naphthoic acid anilide;Aquafine Red E 9;2-Hydroxy-3-(phenylcarbamoyl)naphthalene;α-Naphthol AS;N-Phenyl-2-hydroxy-3-naphthalenecarboxamide;Azoic Coupling Component 2;Kako Grounder AS;NSC 45173;3-Hydroxyl-2-naphthanilide;Anathol AS;Dycosthol AS;Hebeithol AS;Napthol AS;Naftol AS;Conazoic Coupling B;Kiwa Grounder AS;Orange Base GC;C.I. Azo Coupling Comp. 2;N-Phenyl-3-hydroxy-2-naphthamide;3-Hydroxy-2-naphthoanilide;Sefen AS;3-Hydroxy-naphthalene-2-carboxylic acid phenylamide;H 0313

CAS No.:

92-77-3

Molecular Formula:

C17H13NO2

InChIKeys:

InChIKey=JFGQHAHJWJBOPD-UHFFFAOYSA-N

Molecular Weight:

263.29

Exact Mass:

263.29

EC Number:

202-188-1

UNII:

V3ZU6E76NB

NSC Number:

45173

DSSTox ID:

DTXSID1052618

HScode:

2924299090

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

49.3

XLogP3:

4.50

Appearance:

Beige Powder

Density:

1.3±0.1 g/cm3

Melting Point:

296 °C (decomp)

Boiling Point:

391.8±25.0 °C at 760 mmHg

Flash Point:

190.7±23.2 °C

Refractive Index:

1.735

Water Solubility:

Solubility Insoluble in water; sparingly soluble in ethanol

Storage Conditions:

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

See More 2-Hydroxy-3-naphthoic acid anilide Properties 

Hazard Identification

Classification of the substance or mixture

Skin sensitization, Sub-category 1A

Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H317 May cause an allergic skin reaction H411 Toxic to aquatic life with long lasting effects
Prevention	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P273 Avoid release to the environment.
Response	P302+P352 IF ON SKIN: Wash with plenty of water/... P333+P317 If skin irritation or rash occurs: Get medical help. P321 Specific treatment (see ... on this label). P362+P364 Take off contaminated clothing and wash it before reuse. P391 Collect spillage.
Storage	none
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More 2-Hydroxy-3-naphthoic acid anilide Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
HARD FAT

Location:
BUILDING 4,NO.571, STR.19,BAIYANG DISTRICT, HANGZHOU,CHINA

Payment Terms:
TT against copy of documents,TT against B/L draft before shipment,100% TT in advance

Total Annual Revenue:
Less than $1 million

Total Employees:
5-10

Year of Establishment:
2025

Company Profile

Hangzhou Dahai Biopharmaceutical Co., Ltd. is located in the Xiasha Economic Development Zone of Hangzhou, the capital city of Zhejiang Province on the southeastern coast of China. It is a modern private enterprise specializing in the development and sales of high-tech products such as pharmaceutical raw materials, pharmaceutical intermediates, fine chemicals, and biochemical reagents.

Since its establishment, the company has adhered to the development path of "technological innovation" and places great emphasis on research and development in technological innovation. The company's high-quality products are popular in over sixty countries and regions, including North America, Western Europe, Southeast Asia, and Central and South America.

Currently, the company has established long-term and stable cooperative relationships with pharmaceutical enterprises in multiple countries, including Europe, the United States, Greece, Germany, Iran, Russia, South Korea, and India. Through our rigorous approach and sincere service, we have earned the trust and high regard of our clients.
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Naphthol AS

Product Description

Seller Information

Classification of the substance or mixture

GHS label elements, including precautionary statements

Other hazards which do not result in classification

Precautions for safe handling

Conditions for safe storage, including any incompatibilities

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