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4-Pyridinesulphonic acid

4-Pyridinesulphonic acid structure

CAS No.: 5402-20-0

Chemical Name:: 4-Pyridinesulphonic acid

Synonyms: PYRIDINE-4-SULFONIC ACID;NSC 5082;Pyridine-4-suL;4-Sulphopyridine;TAK438 Impurity 30;TAK438 Impurity 154;4-Pyridinesulfonicaci;4-Pyridinesulfonicacid;Vonoprazan Impurity 154;Pyridin-4-sulfonic acid

CBNumber:: CB6215149

Molecular Formula:: C5H5NO3S

Molecular Weight:: 159.16

MDL Number:: MFCD00234082

MOL File:: 5402-20-0.mol

MSDS File:: SDS

Last updated:2025-07-16 09:54:00

Product description	Number	Pack Size	Price
Pyridine-4-sulfonic acid	8H64-1-X8	1g	$608
PYRIDINE-4-SULPHONIC ACID 95.00%	CHM0014863	50MG	$621.16
pyridine-4-sulfonicacid 95%	34182	1g	$700
PYRIDINE-4-SULPHONIC ACID 95.00%	CHM0014863	250MG	$752.14
PYRIDINE-4-SULPHONIC ACID 95.00%	CHM0014863	1G	$1188.73
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4-Pyridinesulphonic acid Properties

Melting point	330℃ (DEC.)
Density	1.509
storage temp.	under inert gas (nitrogen or Argon) at 2-8°C
pka	-2.85±0.50(Predicted)
Appearance	White to off-white Solid
InChI	InChI=1S/C5H5NO3S/c7-10(8,9)5-1-3-6-4-2-5/h1-4H,(H,7,8,9)
InChIKey	PTWLOSARXIJRRJ-UHFFFAOYSA-N
SMILES	C1=NC=CC(S(O)(=O)=O)=C1
FDA UNII	BS92GQS9EZ

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H335
Precautionary statements	P261-P280-P301+P312-P302+P352-P305+P351+P338
Hazard Codes	C
HS Code	2933399990

4-Pyridinesulphonic acid price More Price(17)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
SynQuest Laboratories	8H64-1-X8	Pyridine-4-sulfonic acid	5402-20-0	1g	$608	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0014863	PYRIDINE-4-SULPHONIC ACID 95.00%	5402-20-0	50MG	$621.16	2021-12-16	Buy
Medical Isotopes, Inc.	34182	pyridine-4-sulfonicacid 95%	5402-20-0	1g	$700	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0014863	PYRIDINE-4-SULPHONIC ACID 95.00%	5402-20-0	250MG	$752.14	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0014863	PYRIDINE-4-SULPHONIC ACID 95.00%	5402-20-0	1G	$1188.73	2021-12-16	Buy

Product number	Packaging	Price	Buy
8H64-1-X8	1g	$608	Buy
CHM0014863	50MG	$621.16	Buy
34182	1g	$700	Buy
CHM0014863	250MG	$752.14	Buy
CHM0014863	1G	$1188.73	Buy

4-Pyridinesulphonic acid Chemical Properties,Uses,Production

Uses

4-Pyridinesulphonic acid is an organic synthetic reagent for the preparation of 4-dimethylaminopyridine and its derivatives. It is also involved in the preparation of hydrogen sensor elements.

4-Pyridinesulphonic acid Preparation Products And Raw materials

Raw materials

Preparation Products

4-Pyridinesulphonic acid Suppliers

Global( 116)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29845	58
Hubei xin bonus chemical co. LTD	86-13657291602	linda@hubeijusheng.com	CHINA	22963	58
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14332	58
Alchem Pharmtech,Inc.	8485655694	sales@alchempharmtech.com	United States	63687	58
Wuhan Chemwish Technology Co., Ltd	027-67849912	sales@chemwish.com	CHINA	10821	58
Nanjing jinheyou Trading Co., Ltd.	15705188088	admin@jheyou.com	CHINA	1268	58
Zhengzhou Alfa Chemical Co.,Ltd	+8618530059196	sale04@alfachem.cn	China	11767	58
ShanghaiFineBiotechCoLtd	+8618717800556 18717800556	sales@finebioetch.com	CHINA	318	58
ANHUI WITOP BIOTECH CO., LTD	+8615255079626	eric@witopchemical.com	China	23541	58
Dideu Industries Group Limited	+86-29-89586680 +86-15129568250	1026@dideu.com	China	20284	58

Supplier	Advantage
career henan chemical co	58
Hubei xin bonus chemical co. LTD	58
Standardpharm Co. Ltd.	58
Alchem Pharmtech,Inc.	58
Wuhan Chemwish Technology Co., Ltd	58
Nanjing jinheyou Trading Co., Ltd.	58
Zhengzhou Alfa Chemical Co.,Ltd	58
ShanghaiFineBiotechCoLtd	58
ANHUI WITOP BIOTECH CO., LTD	58
Dideu Industries Group Limited	58

View Lastest Price from 4-Pyridinesulphonic acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2025-11-18	4-PYRIDINESULPHONIC ACID 5402-20-0	US $1.10 / g	1g	99.00%	100 Tons Min	Dideu Industries Group Limited
2021-07-10	4-Pyridinesulfonicacid 5402-20-0	US $0.00-0.00 / KG	1g	98%	>10kg	Shanghai kingmorn biotechnology Co.,LTD.
2019-12-20	4-PYRIDINESULPHONIC ACID 5402-20-0	US $0.00 / g	1g	95%min	20kg/month	Nanjing jinheyou Trading Co., Ltd.

4-PYRIDINESULPHONIC ACID
5402-20-0
US $1.10 / g
99.00%
Dideu Industries Group Limited

4-Pyridinesulfonicacid
5402-20-0
US $0.00-0.00 / KG
98%
Shanghai kingmorn biotechnology Co.,LTD.

4-PYRIDINESULPHONIC ACID
5402-20-0
US $0.00 / g
95%min
Nanjing jinheyou Trading Co., Ltd.

4-Pyridinesulphonic acid Spectrum

4-Pyridinesulphonic acid(5402-20-0)¹HNMR

5402-20-0(4-Pyridinesulphonic acid)Related Search:

3-PYRIDINESULPHONIC ACID 3-(1-Pyridinio)-1-propanesulfonate 2-PYRIDINESULPHONIC ACID 5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3-carbaldehyde 1-(5-(2-fluorophenyl)-1H-pyrrol-3-yl)-N-methylmethanamine

5-(4-fluorophenyl)-1H-pyrrole-3-carbonitrile 1-methylpyridin-1-ium-4-sulfonate (5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl) methanol RARECHEM AL BY 0489 N-NITROSO-DI-ISO-PROPYLAMINE

1H-Pyrrole-3-carbonitrile,5-(2-fluorophenyl)-1-(3-pyridinylsulfonyl)- Vonoprazan Impurity 24 3-CHLOROPYRIDINE N-OXIDE 2-Bromopropane 3-N,N-dimethylsulfamoylpyridine

Malononitrile 2-[2-(2-Fluorophenyl)-2-oxoethyl]propanedinitrile 1-(2-chloro-5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine

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4-PYRIDINESULPHONIC ACID 4-Pyridinesulfonicacid Pyridine-4-sulphonic acid NSC 5082 4-Sulphopyridine TAK438 Impurity 30 Pyridine-4-suL 4-Pyridinesulfonicaci 4-PYRIDINESULPHONIC ACID ISO 9001：2015 REACH PYRIDINE-4-SULFONIC ACID Vonoprazan Fumarate Impurity 154 Vonoprazan Impurity 154 TAK438 Impurity 154 Pyridine-4-sulfonic acid (Vonoprazan Impurity) Pyridin-4-sulfonic acid 5402-20-0 5402-20-2 Pyridines