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Dayang Chem (Hangzhou) Co.,Ltd.

img _fcksaAppearance:White powder Storage:Store in dry, dark and ventilated place. Package:according to the clients requirement Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals a

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality Phridine-3-Sulfonic Acid with high purity

Cas:636-73-7

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Jinan Finer Chemical Co., Ltd

Product description: Product name 3-Pyridinesulfonic acid CAS number 636-73-7 Assay ≥99% Appearance White to off-white powder Capacity 200mt/year Application Pharmaceutical i

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:10 Gram

FOB Price: $12.0

Type:Lab/Research institutions

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Wuhan Fortuna Chemical Co.,Ltd

Unique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White crystal or crystalline powder Storage:cool dry place Package:1kg/foil bag;25kg/drum Application:pharmaceutic

Manufacturer high quality 3-Pyridinesulfonic acid Cas 636-73-7 with good price

Cas:636-73-7

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply Pyridine-3-sulphonic acid

Cas:636-73-7

Min.Order:1

Negotiable

Type:Other

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Factory direct supply CAS 636-73-7 with best quality

Cas:636-73-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W

3-Pyridinesulfonic acid CAS636-73-7

Cas:636-73-7

Min.Order:1 Kilogram

FOB Price: $7.0 / 11.0

Type:Trading Company

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Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white or off-white powder Storage:Store in sealed containers

Professional Supplier 3-Pyridinesulfonic acid 636-73-7

Cas:636-73-7

Min.Order:100 Gram

Negotiable

Type:Other

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Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

3-Pyridinesulfonic acid 636-73-7

Cas:636-73-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

3-Pyridinesulfonic acid CAS:636-73-7 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic int

3-Pyridinesulfonic acid CAS:636-73-7

Cas:636-73-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

CAS NO.:636-73-7

Cas:636-73-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

Phridine-3-Sulfonic Acid

Cas:636-73-7

Min.Order:0

Negotiable

Type:Manufacturers

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Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd

3-pyridinesulfonic acid

Cas:636-73-7

Min.Order:0

Negotiable

Type:Trading Company

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Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shaanxi Cuicheng Biomedical Technology Co., Ltd.

Why Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

High quality Phridine-3-Sulfonic Acid

Cas:636-73-7

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

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Wuxi TAA Chemical Industry Co.,LTD.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards. 2. Now we have established long-term s

3-Pyridinesulfonic acid/cas 636-73-7

Cas:636-73-7

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Other

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Henan Tianfu Chemical Co., Ltd.

Product Name: 3-Pyridinesulfonic acid Synonyms: 3-sulfopyridine;PYRIDINE-3-SULPHONIC ACID;PYRIDINE-3-SULFONIC ACID;3-pyridylsulfonicacid;Pyridinesulfonic aci;3-Pyridinesulfonic acid >=98.0% (T);Pyridine-3-sulfonic acid for synthesis;Vonoprazan

3-Pyridinesulfonic acid 636-73-7

Cas:636-73-7

Min.Order:1 Kilogram

FOB Price: $300.0

Type:Lab/Research institutions

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Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Kanbei Chemical Co.,LTD

High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle

3-Pyridinesulfonic acid.99%

Cas:636-73-7

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

3-Pyridinesulfonic acid Chemical Properties Melting point >300 °C (lit.) density 1.7130 refractive index 1.5480 (estimate) storage temp. Store below +30°C. pka -2.30±0.18(Predicted) form Crystalline Powder col

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:1 Gram

FOB Price: $66.0

Type:Lab/Research institutions

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EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

3-Pyridinesulfonic acid

Cas:636-73-7

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

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Siwei Development Group Ltd.

Product name: 3-Pyridinesulfonic Acid CAS No.:636-73-7 Molecule Formula:C5H4NO3S Molecule Weight:158.16 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard

High Quality 3-Pyridinesulfonic Acid

Cas:636-73-7

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu

pyridine-3-sulfonic acid

Cas:636-73-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

pyridine
110-86-1

pyridine

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

Conditions
ConditionsYield
With sulfuric acid at 320 - 330℃; im Rohr;
With vanadium sulfate; sulfuric acid
With sulfur trioxide; mercury(II) sulfate at 225 - 235℃;
4-amino-pyridine-3-sulfonic acid
29452-57-1

4-amino-pyridine-3-sulfonic acid

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

Conditions
ConditionsYield
Diazotization;
pyridine
110-86-1

pyridine

sulfuric acid
7664-93-9

sulfuric acid

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

pyridine
110-86-1

pyridine

sulfuric acid
7664-93-9

sulfuric acid

sulfur trioxide
7446-11-9

sulfur trioxide

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

pyridine
110-86-1

pyridine

sulfuric acid
7664-93-9

sulfuric acid

mercury(II) sulfate

mercury(II) sulfate

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

Conditions
ConditionsYield
at 260℃;
diazotized 4-amino-pyridine-sulfonic acid-(3)

diazotized 4-amino-pyridine-sulfonic acid-(3)

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

Conditions
ConditionsYield
With ethanol nachfolgend Eindampfen auf dem Wasserbad;
pyridine
110-86-1

pyridine

sulfuric acid-monohydrate

sulfuric acid-monohydrate

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

pyridine
110-86-1

pyridine

sulfuric acid
7664-93-9

sulfuric acid

mercury(II) sulfate

mercury(II) sulfate

A

pyridin-4-ol
626-64-2

pyridin-4-ol

B

pyridine-4-sulfonic acid
5402-20-0

pyridine-4-sulfonic acid

C

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

Conditions
ConditionsYield
at 330℃;
piperidine
110-89-4

piperidine

sulfuric acid
7664-93-9

sulfuric acid

A

pyridine
110-86-1

pyridine

B

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

C

pyridine-disulfonic acid-(3.5)

pyridine-disulfonic acid-(3.5)

Conditions
ConditionsYield
at 300℃;
3-HYDROXYPYRIDINE
109-00-2

3-HYDROXYPYRIDINE

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: zinc-dust / durch Destillation
2: concentrated sulfuric acid
View Scheme
3-chloropyridine-N-oxide
1851-22-5

3-chloropyridine-N-oxide

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

Conditions
ConditionsYield
With sodium hydroxide; sodium hydrogensulfite; aluminum nickel In water
With hydrogenchloride; sodium hydroxide; dihydrogen peroxide; sodium sulfite; aluminum nickel In ethanol; water; ethylene glycol; isopropyl alcohol
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

Pyridine-3-sulfonyl chloride
16133-25-8

Pyridine-3-sulfonyl chloride

Conditions
ConditionsYield
With phosphorus pentachloride In trichlorophosphate at 120℃; for 12h;98%
With phosphorus pentachloride; trichlorophosphate for 3h; Heating / reflux;94%
With phosphorus pentachloride In toluene Heating;92%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

pyridine-3-sulfonyl chloride hydrochloride
42899-76-3

pyridine-3-sulfonyl chloride hydrochloride

Conditions
ConditionsYield
Stage #1: 3-pyridinesulfonic acid With phosphorus pentachloride; trichlorophosphate at 120℃;
Stage #2: With hydrogenchloride In dichloromethane at 5℃; Further stages.;
97%
Stage #1: 3-pyridinesulfonic acid With phosphorus pentachloride; trichlorophosphate at 120℃; for 15h;
Stage #2: With hydrogenchloride In chloroform
83%
Stage #1: 3-pyridinesulfonic acid With phosphorus pentachloride; trichlorophosphate at 120℃; for 8h;
Stage #2: With hydrogenchloride In chloroform at 20℃;
81%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

pyridine-2-sulfonyl azide
2432-67-9

pyridine-2-sulfonyl azide

Conditions
ConditionsYield
Stage #1: 3-pyridinesulfonic acid With trichloroisocyanuric acid; triphenylphosphine In tetrahydrofuran at 0 - 5℃;
Stage #2: With sodium azide In tetrahydrofuran at 5 - 20℃;
94%
Multi-step reaction with 2 steps
1.1: PCl5; POCl3 / 120 °C
1.2: 97 percent / HCl / CH2Cl2 / 5 °C
2.1: 80 percent / NaN3 / H2O; acetone / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: PCl5
2: 80 percent / NaN3 / H2O / 1 h
View Scheme
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

N-fluoropyridinium-3-sulfonate

N-fluoropyridinium-3-sulfonate

Conditions
ConditionsYield
With Amberlite IRA-94S; fluorine In various solvent(s) bath temperature 0 deg C;87%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

N-(4-aminophenyl)pyridine-3-sulfonamide

N-(4-aminophenyl)pyridine-3-sulfonamide

N,N'-(1,4-phenylene)bis(pyridine-3-sulfonamide)

N,N'-(1,4-phenylene)bis(pyridine-3-sulfonamide)

Conditions
ConditionsYield
With triethylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In dichloromethane at 20℃; for 5h;72%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

bis(4-pyridyl) disulfide
2645-22-9

bis(4-pyridyl) disulfide

water
7732-18-5

water

zinc(II) carbonate
743369-26-8

zinc(II) carbonate

Zn(4,4'-dipyridyldisulfide)2(H2O)2(pyridine-3-sulfonate)2

Zn(4,4'-dipyridyldisulfide)2(H2O)2(pyridine-3-sulfonate)2

Conditions
ConditionsYield
In ethanol; water suspn. of ZnCO3 in hot H2O slowly added to soln. of 2 equiv. of pyridine-3-sulfonic acid in H2O, treated with 2 equiv. of 4,4'-dipyridyldisulfide in EtOH, stirred at room temp. for 1 week; crystd. at room temp. for 15 d;70%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

bis(4-pyridyl) disulfide
2645-22-9

bis(4-pyridyl) disulfide

Cu(II)(fumarate)2(H2O)2

Cu(II)(fumarate)2(H2O)2

water
7732-18-5

water

Cu(4,4'-dipyridyldisulfide)2(H2O)2(fumatate)2*4H2O

Cu(4,4'-dipyridyldisulfide)2(H2O)2(fumatate)2*4H2O

Conditions
ConditionsYield
In ethanol; water suspn. of Cu complex in H2O slowly treated with 2 equiv. of pyridine-3-sulfonic acid in C2H5OH, refluxed for 1 h; cooled to room temp., washed (H2O), dried (vac.), elem. anal.;69%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

diethyl ether
60-29-7

diethyl ether

dichloromethane
75-09-2

dichloromethane

3-pyridinesulfonamide
2922-45-4

3-pyridinesulfonamide

Conditions
ConditionsYield
With pyridine; dmap In water68.9%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

[ruthenium(2,2′-bipyridine-6,6′-dicarboxylate)(dimethyl sulfoxide)2]

[ruthenium(2,2′-bipyridine-6,6′-dicarboxylate)(dimethyl sulfoxide)2]

[RuII(2,2'-bipyridine-6,6'-dicarboxylate)(PySO3Na)2]

[RuII(2,2'-bipyridine-6,6'-dicarboxylate)(PySO3Na)2]

Conditions
ConditionsYield
With sodium carbonate In methanol Inert atmosphere; Reflux;62.3%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

[Pt(N,N-dimethylbenzylamine-κN,κC)(μ-Cl)]2

[Pt(N,N-dimethylbenzylamine-κN,κC)(μ-Cl)]2

{(2-dimethylaminomethylphenyl-C,N)(3-pyridinesulfono-N)(aqua)platinum(II)}

{(2-dimethylaminomethylphenyl-C,N)(3-pyridinesulfono-N)(aqua)platinum(II)}

Conditions
ConditionsYield
In water byproducts: HCl; to a suspn. of the complex in water was added the sulfonic acid, stirred for 2 d at 50°C; filtered, washed with cold water, dried in air, washed with CH2Cl2, dried in air; elem. anal.;62%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

cobalt(II) diacetate tetrahydrate
6147-53-1

cobalt(II) diacetate tetrahydrate

bis(pyridine-3-sulfonate)tetraaquacobalt(II)
38314-68-0

bis(pyridine-3-sulfonate)tetraaquacobalt(II)

Conditions
ConditionsYield
With NaOH In water mixt. of Co salt and ligand (1:2) heated at 80°C under stirring, pH adjusted to 5.0 (NaOH); crystd. at room temp. in air for 2 weeks, elem. anal.;62%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

N‑(4‑aminophenyl)‑3,4,5‑trimethoxybenzamide

N‑(4‑aminophenyl)‑3,4,5‑trimethoxybenzamide

3,4,5-trimethoxy-N-(4-(pyridine-3-sulfonamido)phenyl)benzamide

3,4,5-trimethoxy-N-(4-(pyridine-3-sulfonamido)phenyl)benzamide

Conditions
ConditionsYield
With triethylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In dichloromethane at 20℃; for 5h;60%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

C12H6N2O4(2-)*Ru(2+)*C9H15N2(1+)*C2H6OS*C2H3N*Br(1-)

C12H6N2O4(2-)*Ru(2+)*C9H15N2(1+)*C2H6OS*C2H3N*Br(1-)

C26H25N5O7RuS

C26H25N5O7RuS

Conditions
ConditionsYield
With triethylamine In methanol for 3h; Inert atmosphere; Reflux;60%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

hexamethylenetetramine
100-97-0

hexamethylenetetramine

water
7732-18-5

water

silver(I) acetate
563-63-3

silver(I) acetate

2Ag(1+)*(CH2)2N(CH2)N(CH2)N(CH2)N(CH2)*2(C5H4N)SO3(1-)*2H2O=[Ag2(H2O)((C5H4N)SO3)2(C6H12N4)]*H2O

2Ag(1+)*(CH2)2N(CH2)N(CH2)N(CH2)N(CH2)*2(C5H4N)SO3(1-)*2H2O=[Ag2(H2O)((C5H4N)SO3)2(C6H12N4)]*H2O

Conditions
ConditionsYield
With NH3 In water pyridine-3-sulfonic acid and hexamethylenetetramine (1:1 mol) added to aq. soln. of MeCOOAg (1 mol); mixt. stirred for 15 min; ppt. dissolved byaddn. of 14 M aq. soln. NH3; evapd. at room temp. for 5 d; elem. anal.;52%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

Iodoacetic acid
64-69-7

Iodoacetic acid

N-carboxymethyl-3-pyridine sulfonic acid

N-carboxymethyl-3-pyridine sulfonic acid

Conditions
ConditionsYield
With silver(l) oxide 1) H2O, 3.5 h, 2) 2-propanol, RT, 3 d;50%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

copper(II) nitrate trihydrate

copper(II) nitrate trihydrate

bis(pyridine-3-sulfonate)diaquacopper(II)

bis(pyridine-3-sulfonate)diaquacopper(II)

Conditions
ConditionsYield
With NaOH In water mixt. of Cu salt and ligand (1:2) heated at 80°C under stirring, pH adjusted to 5.0 (NaOH); crystd. at room temp. in air for 2 weeks, elem. anal.;48%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

N-(4-aminophenyl)pyridine-3-sulfonamide

N-(4-aminophenyl)pyridine-3-sulfonamide

Conditions
ConditionsYield
With triethylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In dichloromethane at 20℃; for 5h;45%
methanol
67-56-1

methanol

3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

2,2'-bipyridine-6,6'-dicarboxylic acid
4479-74-7

2,2'-bipyridine-6,6'-dicarboxylic acid

cis-[Ru(dmso)4Cl2]

cis-[Ru(dmso)4Cl2]

triethylamine
121-44-8

triethylamine

[HNEt3]2[RuII(2,2′-bipyridine-6,6′-dicarboxylate)(3-SO3-pyridine)2]*2methanol

[HNEt3]2[RuII(2,2′-bipyridine-6,6′-dicarboxylate)(3-SO3-pyridine)2]*2methanol

Conditions
ConditionsYield
Stage #1: 2,2'-bipyridine-6,6'-dicarboxylic acid; cis-[Ru(dmso)4Cl2]; triethylamine In methanol for 3h; Reflux; Inert atmosphere;
Stage #2: methanol; 3-pyridinesulfonic acid Inert atmosphere; Reflux;
31%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

mercury(I) nitrate

mercury(I) nitrate

Bis[pyridin(3)-sulfonat]diquecksilber(I)-dihydrat

Bis[pyridin(3)-sulfonat]diquecksilber(I)-dihydrat

Conditions
ConditionsYield
In water pyridine sulfonic acid added to HgNO3, kept for 3-4 h; filtered, washed with H2O, dried in vac., elem. anal.;30%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

dichlorotetrakis(dimethylsulfoxide)ruthenium(II)

dichlorotetrakis(dimethylsulfoxide)ruthenium(II)

3,5-bis{6-(2,2’-bipyridyl)}-4-methyl-1H-pyrazole

3,5-bis{6-(2,2’-bipyridyl)}-4-methyl-1H-pyrazole

water
7732-18-5

water

sodium hydroxide
1310-73-2

sodium hydroxide

C44H35N10O14Ru2S4(3-)*3Na(1+)*7.5H2O

C44H35N10O14Ru2S4(3-)*3Na(1+)*7.5H2O

Conditions
ConditionsYield
Stage #1: dichlorotetrakis(dimethylsulfoxide)ruthenium(II); 3,5-bis{6-(2,2’-bipyridyl)}-4-methyl-1H-pyrazole With triethylamine In ethanol for 2h; Inert atmosphere; Schlenk technique; Reflux;
Stage #2: 3-pyridinesulfonic acid; water; sodium hydroxide Inert atmosphere; Schlenk technique; Reflux;
22%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

bis(4-pyridyl) disulfide
2645-22-9

bis(4-pyridyl) disulfide

copper(II) acetate monohydrate
6046-93-1

copper(II) acetate monohydrate

Cu(4,4'-dipyridyldisulfide)2(H2O)2(pyridine-3-sulfonate)2

Cu(4,4'-dipyridyldisulfide)2(H2O)2(pyridine-3-sulfonate)2

Conditions
ConditionsYield
In ethanol; water soln. of 2 equiv. of pyridine-3-sulfonic acid in H2O added slowly to soln. of Cu salt in H2O, layered with EtOH soln. of 4,4'-dipyridyldisulfide(1 equiv.); crystd. at room temp.;21%
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

3-HYDROXYPYRIDINE
109-00-2

3-HYDROXYPYRIDINE

Conditions
ConditionsYield
Alkalischmelze;
bei der Kalischmelze;
With sodium hydroxide at 160 - 210℃; for 3h; Temperature;
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

3,3'-bipyridine
581-46-4

3,3'-bipyridine

Conditions
ConditionsYield
bei der trocknen Destillation;
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

4-amino-3,5-dibromopyridine
84539-34-4

4-amino-3,5-dibromopyridine

Conditions
ConditionsYield
With bromine
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

7β-<2-(2-aminothiazol-4yl)-2-(Z)-methoximinoacetamide>-3-iodomethyl-2-<(trimethylsilyloxy)carbonyl>cephalosporin
83421-24-3

7β-<2-(2-aminothiazol-4yl)-2-(Z)-methoximinoacetamide>-3-iodomethyl-2-<(trimethylsilyloxy)carbonyl>cephalosporin

C19H18N6O8S3
127400-03-7

C19H18N6O8S3

Conditions
ConditionsYield
With methanol 1.) acetonitrile, RT, 3 h, 2.) acetone; Multistep reaction;
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

pyridine-3-thiol
16133-26-9

pyridine-3-thiol

Conditions
ConditionsYield
Yield given. Multistep reaction;
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

descarboethoxyloratadine
100643-71-8

descarboethoxyloratadine

8-chloro-11-(1-(pyridin-3-ylsulfonyl)piperidin-4-ylidene)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine

8-chloro-11-(1-(pyridin-3-ylsulfonyl)piperidin-4-ylidene)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine

Conditions
ConditionsYield
With dmap; 4-Nitrobenzenesulfonyl chloride 1.) pyridine, 0 deg C, 7 h, 2.) 0 deg C, 1 h; 20 deg C, overnight; Yield given. Multistep reaction;
3-pyridinesulfonic acid
636-73-7

3-pyridinesulfonic acid

8-Chloro-11-piperidin-(3E)-ylidene-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine
183554-81-6

8-Chloro-11-piperidin-(3E)-ylidene-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine

A

8-Chloro-11-[1-(pyridine-3-sulfonyl)-piperidin-(3E)-ylidene]-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine

8-Chloro-11-[1-(pyridine-3-sulfonyl)-piperidin-(3E)-ylidene]-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine

B

8-Chloro-11-[1-(4-nitro-benzenesulfonyl)-piperidin-(3E)-ylidene]-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine

8-Chloro-11-[1-(4-nitro-benzenesulfonyl)-piperidin-(3E)-ylidene]-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine

Conditions
ConditionsYield
With dmap; 4-Nitrobenzenesulfonyl chloride 1.) pyridine, 0 deg C, 7 h, 2.) 0 deg C, 1 h; 20 deg C, overnight; Yield given. Multistep reaction. Yields of byproduct given;
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