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Tobias acid ; 2-Aminonaphthalene-1-sulfonic acid CAS 81-16-3

Name: Tobias acid ; 2-Aminonaphthalene-1-sulfonic acid CAS 81-16-3
Brand: Tobias Acid
SKU: pr22120134936
Price: 100 USD
Availability: InStock

4 Inquiries

Unit Price: Get Latest Price 

CAS No.:

81-16-3

Grade:

Industrial Grade

Content:

99%

Port:

As buyers requirements

Brand:

Tobias Acid

Packaging:

25kg/ Bag

Sample Available:

Yes

Price valid (until):

2022-12-01

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sanart yay|nclllk ltd.

Company Type:

Trader

Location:

Turkey

Payment Terms:

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

Average Lead Time:

21 days

Qualification:

Main Products:

Chemicals

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Product Details
Seller Information
Inquiry History

Description

Product Detail

Tobias Acid Quick Details

Chemical Name: Tobias Acid
CAS No.: 81-16-3
Molecular Fomula:C10H9NO3S

Chemical Structure:

Molecular weight: 223.25

Appearance: Grey White Powder

Assay:99.0%min

Tobias Acid Typical Properties

Items	Specifications
Total Amino (dry) %≥	97.0
2-Naphthylamine %≤	0.25
Moisture %≤	1.0
Insoluble matter %≤	0.10
Purity	99.0 %mi

ECHEMI Editorial Reference

Grey white to light pink powder
DryPowder

Basic Info

Product Name:

2-Amino-1-naphthalenesulfonic acid

Other Name:

1-Naphthalenesulfonic acid,2-amino-;2-Amino-1-naphthalenesulfonic acid;2-Naphthylamine-1-sulfonic acid;Tobias acid;1-Sulfo-2-naphthylamine;NSC 5523;2-Aminonaphthalenesulfonic acid

CAS No.:

81-16-3

Molecular Formula:

C10H9NO3S

InChIKeys:

InChIKey=GWIAAIUASRVOIA-UHFFFAOYSA-N

Molecular Weight:

223.25

Exact Mass:

223.25

BRN:

613084

EC Number:

201-331-5

UNII:

F9QKW1FCE0

NSC Number:

5523

DSSTox ID:

DTXSID7020922

Color/Form:

WHITE NEEDLES|Anhydrous scales from hot water; hydrated needles from cold water

HScode:

2921450090

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

88.77000

XLogP3:

1.32

Appearance:

DryPowder

Density:

1.5±0.1 g/cm3

Melting Point:

180 °C

Refractive Index:

1.713

Water Solubility:

4.083g/L(20 ºC)

Toxicity:

Oral-rat LD50: 19400 mg/kg

Flammability characteristics:

Flammable; burning produces toxic nitrogen oxides and sulfur oxide fumes

Dissociation Constants:

pK1= 2.35 in water @ 25 °C

See More 2-Amino-1-naphthalenesulfonic acid Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

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-Amino-1-naphthalenesulfonic acid Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Chemicals

Location:
Metin oktay Neighborhood 52/75Sok. No 32 Karabaglar Izmir, Turkey

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

Average lead Time:
21 days

Total Annual Revenue:
$5 million-$10 million

Total Employees:
101-200

Year of Establishment:
2001

sanart yay|nclllk ltd. is a leading Trader supplier of Sodium nitrite, Lead oxide (PbO), Dodecylbenzenesulfonic acid based in Turkey. With a commitment to quality and customer satisfaction, sanart yay|nclllk ltd. has become a trusted name in the industry. Our product line includes a range of high-quality Sodium nitrite, Lead oxide (PbO), Dodecylbenzenesulfonic acid, which are available at competitive prices. sanart yay|nclllk ltd. has established itself as a reliable supplier of chemical products on the echemi.com.

Inquiry History

4 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	Tobias Acid	24 TON	Apr 28, 2025
India	Tobias acid	6.00 TON	May 17, 2024
India	Tobias Acid	2 20' Fcl	Apr 26, 2024
India	Tobias acid	1.00 20' Fcl	Jan 15, 2024

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High Quality 99% Purity of 2-Aminonaphthalene-1-sulfonic acid CAS NO 81-16-3 ISO 9001:2005 REACH Verified Producer	Industrial Grade/99	Shaanxi Dideu Medichem Co. Ltd	Inquiry
Tobias Acid3	Industrial Grade/100	BORMA CHEMICAL PRODUCTS TRADING COMPANY B.V.	Inquiry
China Most Professional Factory Supply High Qulity Tobias Acid/2-Aminonaphthalene-1-sulfonic acid CAS 81-16-3	Pharmaceutical Grade/99	LEADER BIOCHEMICAL GROUP	Inquiry
2-Aminonaphthalene-1-sulfonic acid	/99.00	HANGZHOU LEAP CHEM CO., LTD.	Inquiry
2-Aminonaphthalene-1-sulfonic acid	pharmaceutical grade/99	Shandong Ailike New Material Technology	Inquiry

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Tobias acid ; 2-Aminonaphthalene-1-sulfonic acid CAS 81-16-3

Product Details

Seller Information

Inquiry History

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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