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pyridine-3-sulfonyl chloride CAS NO.16133-25-8

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CAS No.:

16133-25-8

Grade:

Industrial Grade

Content:

99%

Port:

QINGDAO

Brand:

Packaging:

Aluminium foil bag,25kg drum

Sample Available:

Yes

Price valid (until):

2026-04-27

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NATURE INDUSTRIAL LIMITED

Company Type:

Trader

Location:

Hongkong, China

Payment Terms:

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

Average Lead Time:

7 days

Qualification:

Main Products:

Weight Loss Peptide,Reta,Tirz,Sema,5 Amino 1mq,Cosmetic raw material,API,SLU-PP-332

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Product Details
Seller Information
Inquiry History

Description

pyridine-3-sulfonyl chloride CAS NO.16133-25-8

Product Name: pyridine-3-sulfonyl chloride
Synonyms: 3-CHLOROSULFONYL-PYRIDINIUM, CHLORIDE;3-PYRIDINESULFONYL CHLORIDE, HCL;3-PYRIDINESULFONYL CHLORIDE HYDROCHLORIDE;PYRIDINE-3-SULPHONYL CHLORIDE HYDROCHLORIDE;3-Pyridine sulphonyl chloride;m-Pyridinesulfonyl chloride;Piperidine-3-sulfonylchloride;Vonoprazan intermediate
CAS: 16133-25-8
MF: C5H4ClNO2S
MW: 177.61
EINECS: 688-270-1
Uses:Vonoprazan intermediate

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Package&Storage,Delivery :

Shop Lurasidone intermediate (1R,2R)-1,2-cyclo hexanediol CAS No. 65376-05-8-Detailed Image 1

Packing: 25Kg/Fiber Drum, double plastic bag inside.

1Kg/Bag, aluminum foil bag vacuum packing or customized.

Storage: Kept away from strong light and heat.

Delivery

1,For small order, please expect 3-7 days by UPS DHL EMS.

2,For mass order, please allow 5-8 days by Air, 15-30 days by Sea.

Shelf Life: 24 months for powder

Our advantage

After more than ten years of development, the company has established close cooperative relations with many domestic chemical research institutions and has a number of production bases. Production in strict accordance with ISO, GMP,FDA standards, products through strict factory testing, to ensure 100% qualified products.

ECHEMI Editorial Reference

It is a colorless, transparent liquid. It is extremely unstable when in contact with water and is easily hydrolyzed to generate pyridine-3-sulfonic acid and hydrochloric acid, which makes it lose its reactivity.

Basic Info

Product Name:

pyridine-3-sulfonyl chloride

Other Name:

3-CHLOROSULFONYL-PYRIDINIUM, CHLORIDE;3-PYRIDINESULFONYL CHLORIDE, HCL;3-PYRIDINESULFONYL CHLORIDE HYDROCHLORIDE;PYRIDINE-3-SULPHONYL CHLORIDE HYDROCHLORIDE;m-Pyridinesulfonyl chloride;Piperidine-3-sulfonylchloride;Vonoprazan intermediate;pyridine-3-sulfonyl chloride(SALTDATA: 0.8HCl 0.3H2O)

CAS No.:

16133-25-8

Molecular Formula:

C5H4ClNO2S

InChIKeys:

CDRNYKLYADJTMN-UHFFFAOYSA-N

Molecular Weight:

177.61

Exact Mass:

177.61

EC Number:

688-270-1

Color/Form:

Colourless to light yellow

HScode:

2933399990

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

55.4

XLogP3:

0.9

Density:

1.488

Melting Point:

144 °C

Boiling Point:

284℃

Flash Point:

126℃

Refractive Index:

n20/D 1.556

Vapor Pressure:

0.000344mmHg at 25°C

PKA:

-1.77±0.11(Predicted)

Critical Temperature & Pressure:

under inert gas (nitrogen or Argon) at 2-8°C

See More pyridine-3-sulfonyl chloride Properties 

Hazard Identification

Classification of the substance or mixture

Skin corrosion, Sub-category 1B

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H314 Causes severe skin burns and eye damage
Prevention	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash ... thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P363 Wash contaminated clothing before reuse. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P316 Get emergency medical help immediately. P321 Specific treatment (see ... on this label). P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage	P405 Store locked up.
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 pyridine-3-sulfonyl chloride Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Weight Loss Peptide,Reta,Tirz,Sema,5 Amino 1mq,Cosmetic raw material,API,SLU-PP-332

Location:
Unit D01,3/F., Wong King Industrial Building,No.2 Tai Yau Street, Kowloon

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

Average lead Time:
7 days

Total Annual Revenue:
$50 million-$100 million

Total Employees:
51-100

Year of Establishment:
2012

We have more than 10 years experience in the pharmacy filed. Mainly manufactures pharmaceutical APIs,Pharmaceutical intermediate and Cosmetic raw material. Owing to the good quality and competitive price, we have a very good reputation in China's pharmaceutical circles.

In the principle of "Quality Oriented", Jianfeng passed the certification of ISO9001:2008 Quality Management System.

Our products are based on bulk, high volume, wholesale price, third party testing, certificate reporting, and bring high quality ingredients to many domestic and overseas enterprises.

"Honesty, practicality, innovation, development" are our values. Jianfeng would like to cooperate with you with high quality products and competitive price.

Inquiry History

7 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	Pyridine-3-sulfonyl chloride	500 KG	Jun 29, 2026
India	Pyridine-3-Sulfonyl Chloride	1000 KG	Apr 21, 2025
India	Pyridine -3-sulfonyl chloride HCl	200 KG	Jul 15, 2025
India	Pyridine-3-sulfonyl chloride	10 KG	Jun 29, 2026
India	Vonoprazan Fumarate	100 KG	Jan 24, 2025
India	5-(2-Fluorophenyl)-1H-pyrrole-3-carboxaldehyde	500 KG	Jun 29, 2026
India	5-(2-Fluorophenyl)-1h-pyrrole-3-carbaldehyde	20 KG	Mar 7, 2025

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pyridine-3-sulfonyl chloride CAS NO.16133-25-8

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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