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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 2-Amino-5-Methylbenzenesulfonic Acid supplier in China

Cas:88-44-8

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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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 4-aminotoluene-3-sulphonic acid

Cas:88-44-8

Min.Order:1

Negotiable

Type:Other

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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

4-Aminotoluene-3-sulfonic acid Manufacturer/High quality/Best price/In stock

Cas:88-44-8

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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

p-Toluidine-2-sulfonic acid (NH2=1)

Cas:88-44-8

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva

4-Aminotoluene-3-sulfonic acid

Cas:88-44-8

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

inquiry

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

Wholesale price CAS 88-44-8 with best price

Cas:88-44-8

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 the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam

4-Aminotoluene-3-sulfonic acid CAS88-44-8

Cas:88-44-8

Min.Order:1 Metric Ton

FOB Price: $7.0 / 10.0

Type:Trading Company

inquiry

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

4-Aminotoluene-3-sulfonic acid 88-44-8

Cas:88-44-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

4-Aminotoluene-3-sulfonic acid CAS:88-44-8 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 organ

4-Aminotoluene-3-sulfonic acid CAS:88-44-8

Cas:88-44-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

4-Aminotoluene-3-sulfonic acid

Cas:88-44-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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.:88-44-8

Cas:88-44-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

4-Aminotoluene-3-sulfonic acid/ CAS 88-44-8

Cas:88-44-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

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

2-Amino-5-Methylbenzenesulfonic Acid

Cas:88-44-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

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

4-Aminotoluene-3-sulfonic acid

Cas:88-44-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

4-aminotoluene-3-sulfonic acid

Cas:88-44-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

4-Aminotoluene-3-sulfonic acid

Cas:88-44-8

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

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 2-Amino-5-Methylbenzenesulfonic Acid

Cas:88-44-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

4-Aminotoluene-3-sulfonic acidAppearance:Pls see the Details Storage:Keep away of light, hot, water, Store in dry, dark and ventilated place Package:according to customers' requirements Application:Steroids, Cosmetics Ingredients, APIs, Intermediates

4-Aminotoluene-3-sulfonic acid

Cas:88-44-8

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

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

4-Aminotoluene-3-sulfonic acid/ CAS 88-44-8

Cas:88-44-8

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

superior quality Appearance:BEIGE CRYSTALLINE POWDER Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Dye intermediates. Coupled with 2, 3-4 b aci

4-Aminotoluene-3-sulfonic acid

Cas:88-44-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Siwei Development Group Ltd.

Product name: 4-Aminotoluene-3-Sulfonic Acid CAS No.:88-44-8 Molecule Formula:C7H8NO3S Molecule Weight:186.21 Purity: 98.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TEST

Best Quality 4-Aminotoluene-3-Sulfonic Acid

Cas:88-44-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

88-44-8 4-Aminotoluene-3-sulfonic acid

Cas:88-44-8

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

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

4-Aminotoluene-3-sulfonic acid/ CAS 88-44-8

Cas:88-44-8

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

4-Aminotoluene-3-sulfonic acid/ CAS 88-44-8

Cas:88-44-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

4-Aminotoluene-3-sulfonic acid/ CAS 88-44-8

Cas:88-44-8

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

2-Amino-5-methylbenzenesulfonic acid

Cas:88-44-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

4-Aminotoluene-3-sulfonic acid/ CAS 88-44-8

Cas:88-44-8

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hefei TNJ chemical industry co.,ltd

1. Quality Our products meet MSDS safe standard and we have ISO and other certificate so yan can get high quality products from our company. 2. Price We are the company which is the joint of trade and industry so we cao provide the competiti

4-Aminotoluene-3-sulfonic acid/CAS 88-44-8

Cas:88-44-8

Min.Order:25 Kilogram

Negotiable

Type:Trading Company

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

4-Aminotoluene-3-sulfonic acid/ CAS 88-44-8

Cas:88-44-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

2,5-dichlorobenzenesulphonic acid

Cas:88-44-8

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

6-methylbenzothiazole
2942-15-6

6-methylbenzothiazole

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
With [RuCl(P(C6H5)3)2(O(C6H4)NCH(C4H3N))]; bromamine B; sodium hydroxide In water; acetonitrile at 39.84℃; for 4h;96%
p-toluidine
106-49-0

p-toluidine

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
With sulfuric acid for 0.0416667h; microwave irradiation;84%
With sulfuric acid at 170 - 180℃; for 3h;70%
With sulfuric acid at 210 - 230℃;
4-toluidinium hydrogen sulfate
540-25-0

4-toluidinium hydrogen sulfate

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
for 0.00833333h; microwave irradiation;78%
1-methyl-4-nitrobenzene
99-99-0

1-methyl-4-nitrobenzene

A

4-methylphenylsulfamic acid
19063-15-1

4-methylphenylsulfamic acid

B

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
With sodium disulfite
4-amino-toluene-2-sulfonic acid
118-88-7

4-amino-toluene-2-sulfonic acid

A

4-amino-toluene-3,5-disulfonic acid
68734-90-7

4-amino-toluene-3,5-disulfonic acid

B

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
With sulfuric acid at 180 - 200℃;
4-methyl-N-(4-methylphenyl)benzenesulfonamide
599-86-0

4-methyl-N-(4-methylphenyl)benzenesulfonamide

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
With sulfuric acid
N-(4-methylphenyl)hydroxylamine
623-10-9

N-(4-methylphenyl)hydroxylamine

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
With ethanol; sulfur dioxide
N,N-di-p-tolyl urea

N,N-di-p-tolyl urea

A

4-amino-toluene-2-sulfonic acid
118-88-7

4-amino-toluene-2-sulfonic acid

B

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
With sulfuric acid at 150 - 160℃;
4-(4-dimethylamino-phenylazo)-toluene-3-sulfonic acid

4-(4-dimethylamino-phenylazo)-toluene-3-sulfonic acid

A

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

B

4-amino-N,N-dimethylaniline
99-98-9

4-amino-N,N-dimethylaniline

Conditions
ConditionsYield
durch Reduktion;
4-ureido-toluene-3-sulfonic acid
861519-01-9

4-ureido-toluene-3-sulfonic acid

acetic anhydride
108-24-7

acetic anhydride

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

4-ureido-toluene-3-sulfonic acid
861519-01-9

4-ureido-toluene-3-sulfonic acid

acetyl chloride
75-36-5

acetyl chloride

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
at 110℃; im Rohr;
4-ureido-toluene-3-sulfonic acid
861519-01-9

4-ureido-toluene-3-sulfonic acid

aniline
62-53-3

aniline

A

N,N-diphenylurea
603-54-3

N,N-diphenylurea

B

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
at 160℃;
4-Methylacetanilide
103-89-9

4-Methylacetanilide

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
With sulfuric acid at 140 - 170℃;
sodium p-methylphenylsulphamate
64808-23-7

sodium p-methylphenylsulphamate

A

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

B

p-toluidine
106-49-0

p-toluidine

Conditions
ConditionsYield
In methanol for 0.0166667h; Product distribution; Irradiation; var. solvents; var. radical scavangers;A 41.2 % Chromat.
B 54.1 % Chromat.
reactive red 45
70210-46-7

reactive red 45

isopropyl alcohol
67-63-0

isopropyl alcohol

A

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

B

3-Amino-5-[4-chloro-6-(methyl-phenyl-amino)-[1,3,5]triazin-2-ylamino]-4-hydroxy-naphthalene-2,7-disulfonic acid

3-Amino-5-[4-chloro-6-(methyl-phenyl-amino)-[1,3,5]triazin-2-ylamino]-4-hydroxy-naphthalene-2,7-disulfonic acid

C

acetone
67-64-1

acetone

Conditions
ConditionsYield
In water Irradiation;
bis(4-toluidinium)sulfate
540-25-0, 24683-13-4, 68734-86-1

bis(4-toluidinium)sulfate

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
at 250℃; under 60 Torr; for 0.333333h;
at 250℃; under 60 Torr; for 0.333333h; Product distribution; Thermodynamic data; thermal decomposition; ΔH; activation energy; intermediates and reaction mechanism; cross sulfonation with α-naphthylamine;
6-methyl-1,1-dioxo-1,2-benzothiazol-3-one
4554-06-7

6-methyl-1,1-dioxo-1,2-benzothiazol-3-one

alkaline potassium hypochlorite

alkaline potassium hypochlorite

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
at 80℃;
sulfuric acid
7664-93-9

sulfuric acid

p-toluidine
106-49-0

p-toluidine

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
at 210 - 230℃;
In thiophene
sulfuric acid
7664-93-9

sulfuric acid

p-toluidine
106-49-0

p-toluidine

A

4-amino-toluene-2-sulfonic acid
118-88-7

4-amino-toluene-2-sulfonic acid

B

4-amino-toluene-3,5-disulfonic acid
68734-90-7

4-amino-toluene-3,5-disulfonic acid

C

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
at 180℃; bis der Geruch nach schwefliger Saeure bemerkbar;
1-methyl-4-nitrosobenzene
623-11-0

1-methyl-4-nitrosobenzene

aqueous NaHSO3-solution

aqueous NaHSO3-solution

A

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

B

p-toluidine
106-49-0

p-toluidine

1-methyl-4-nitrosobenzene
623-11-0

1-methyl-4-nitrosobenzene

Na2SO3-solution

Na2SO3-solution

A

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

B

p-toluidine
106-49-0

p-toluidine

sulfuric acid
7664-93-9

sulfuric acid

4-methyl-N-(4-methylphenyl)benzenesulfonamide
599-86-0

4-methyl-N-(4-methylphenyl)benzenesulfonamide

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

4-amino-toluene-3,5-disulfonic acid
68734-90-7

4-amino-toluene-3,5-disulfonic acid

A

sulfuric acid
7664-93-9

sulfuric acid

B

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
at 200℃;
4-amino-toluene-3,5-disulfonic acid
68734-90-7

4-amino-toluene-3,5-disulfonic acid

water
7732-18-5

water

A

sulfuric acid
7664-93-9

sulfuric acid

B

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
at 140℃;
1-methyl-4-nitrobenzene
99-99-0

1-methyl-4-nitrobenzene

disulfite solution

disulfite solution

A

4-methylphenylsulfamic acid
19063-15-1

4-methylphenylsulfamic acid

B

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

p-toluidine
106-49-0

p-toluidine

A

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

B

4-amino-toluene-sulfonic acid-(2); 4-amino-toluene-disulfonic acid-(3.5)

4-amino-toluene-sulfonic acid-(2); 4-amino-toluene-disulfonic acid-(3.5)

Conditions
ConditionsYield
With sulfuric acid at 180℃;
methanol
67-56-1

methanol

4,4'-(4,8-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-1,5-diyl-di-amino)-bis-toluene-3-sulfonic acid
10449-13-5

4,4'-(4,8-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-1,5-diyl-di-amino)-bis-toluene-3-sulfonic acid

tin

tin

A

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

B

anthracenehexol-(1.4.5.8.9.10)

anthracenehexol-(1.4.5.8.9.10)

Conditions
ConditionsYield
Einleiten von Chlorwasserstoff;
ethanol
64-17-5

ethanol

N-(4-methylphenyl)hydroxylamine
623-10-9

N-(4-methylphenyl)hydroxylamine

sulphurous acid
7782-99-2

sulphurous acid

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

hydrogenchloride
7647-01-0

hydrogenchloride

4-(4-amino-3-bromo-9,10-dioxo-9,10-dihydro-[1]anthrylamino)-toluene-3-sulfonic acid
4988-32-3

4-(4-amino-3-bromo-9,10-dioxo-9,10-dihydro-[1]anthrylamino)-toluene-3-sulfonic acid

tin dichloride

tin dichloride

A

9,10-Dihydroxy-2,3-dihydro-anthracene-1,4-dione
17648-03-2

9,10-Dihydroxy-2,3-dihydro-anthracene-1,4-dione

B

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

25,26,27,28-tetrakis(hydroxy)calix[4]arene
248590-47-8

25,26,27,28-tetrakis(hydroxy)calix[4]arene

5,11,17,23-tetrakis[(p-methyl-o-sulfophenyl)azo]-25,26,27,28-tetrahydroxycalix[4]arene

5,11,17,23-tetrakis[(p-methyl-o-sulfophenyl)azo]-25,26,27,28-tetrahydroxycalix[4]arene

Conditions
ConditionsYield
Stage #1: 2-Amino-5-methylbenzenesulfonic acid With hydrogenchloride; sodium nitrite for 0.0333333h;
Stage #2: 25,26,27,28-tetrakis(hydroxy)calix[4]arene With sodium carbonate In water for 0.0333333h; microwave irradiation; Further stages.;
92%
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

1,4,5,8-naphthalenetetracarboxylic dianhydride
81-30-1

1,4,5,8-naphthalenetetracarboxylic dianhydride

naphthalene-1,8-diamine
479-27-6

naphthalene-1,8-diamine

5-methyl-2-(1,3,6-trioxo-3,6-dihydrobenzo-[lmn]-perimidino[2,1-b][3,8]phenanthroline-2(1H)-yl)-benzenesulfonic acid

5-methyl-2-(1,3,6-trioxo-3,6-dihydrobenzo-[lmn]-perimidino[2,1-b][3,8]phenanthroline-2(1H)-yl)-benzenesulfonic acid

Conditions
ConditionsYield
With 1H-imidazole at 170℃; for 3h;83%
pyridine-2-carbaldehyde
1121-60-4

pyridine-2-carbaldehyde

copper(II) choride dihydrate

copper(II) choride dihydrate

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

C13H13ClCuN2O4S

C13H13ClCuN2O4S

Conditions
ConditionsYield
Stage #1: pyridine-2-carbaldehyde; 2-Amino-5-methylbenzenesulfonic acid In methanol; water at 60℃; for 1h;
Stage #2: copper(II) choride dihydrate In methanol; water at 20℃; for 1h;
82%
pyridine-2-carbaldehyde
1121-60-4

pyridine-2-carbaldehyde

copper(II) choride dihydrate

copper(II) choride dihydrate

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

water
7732-18-5

water

C13H13ClCuN2O4S

C13H13ClCuN2O4S

Conditions
ConditionsYield
Stage #1: pyridine-2-carbaldehyde; 2-Amino-5-methylbenzenesulfonic acid; water at 60℃; for 1h;
Stage #2: copper(II) choride dihydrate at 20℃; for 1h;
82%
formaldehyd
50-00-0

formaldehyd

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

2-Dimethylamino-5-methyl-benzenesulfonic acid
203864-48-6

2-Dimethylamino-5-methyl-benzenesulfonic acid

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In methanol; water under 2068.6 Torr;78%
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

1,4,5,8-naphthalenetetracarboxylic dianhydride
81-30-1

1,4,5,8-naphthalenetetracarboxylic dianhydride

1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

5-methyl-2-(1,3,6-trioxo-3,6-dihydrobenzimidazo[2,1-b]benzo[imn][3,8]-phenanthrolin-2-yl)benzenesulfonic acid

5-methyl-2-(1,3,6-trioxo-3,6-dihydrobenzimidazo[2,1-b]benzo[imn][3,8]-phenanthrolin-2-yl)benzenesulfonic acid

Conditions
ConditionsYield
With 1H-imidazole at 170℃; for 4h;76%
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

copper diacetate
142-71-2

copper diacetate

2-hydroxy-3-carboxy-1-naphtaldehyde
38399-46-1

2-hydroxy-3-carboxy-1-naphtaldehyde

2CO2C10H5(O)CHNHC6H3(SO3)CH3(2-)*2Cu(2+)*4H2O=(CO2C10H5(O)CHNHC6H3(SO3)CH3Cu(H2O)2)2

2CO2C10H5(O)CHNHC6H3(SO3)CH3(2-)*2Cu(2+)*4H2O=(CO2C10H5(O)CHNHC6H3(SO3)CH3Cu(H2O)2)2

Conditions
ConditionsYield
With water In ethanol; water 2-hydroxy-3-carboxy-1-naphtaldehyde (0.001 mol) in warm EtOH was added to a soln. of 4-methyl-2-sulphonic acid aniline (0.001 mol) in hot water; the resulting orange soln. was cooled and filtered, the aq. soln. of Cu-compd. (0.001 mol) was added ;; the ppt. was filtered off, washed with water and dried over silica gel under vacuum; elem anal.;;75%
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

(E)-3-ethoxyacrylaldehyde
764-63-6

(E)-3-ethoxyacrylaldehyde

A

sodium 2-(3-oxo-1-propenylamino)-5-methylbenzenesulfonate
76889-71-9

sodium 2-(3-oxo-1-propenylamino)-5-methylbenzenesulfonate

B

C17H16N2O6S2(2-)*2Na(1+)

C17H16N2O6S2(2-)*2Na(1+)

Conditions
ConditionsYield
With sodium hydrogencarbonate In water Ambient temperature;A 72.5%
B n/a
2-Hydroxy-5-methylisophthalaldehyde
7310-95-4

2-Hydroxy-5-methylisophthalaldehyde

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

zinc diacetate
557-34-6

zinc diacetate

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))zinc*4.5hydrate

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))zinc*4.5hydrate

Conditions
ConditionsYield
With water In ethanol; water metal salt and 4-methyl 2-sulphonic acid aniline soln. in H2O filtered,stirred, soln. of 2-hydroxy 5-methyl isophthalaldehyde in EtOH added dropwise at room temp., stirred for 2 h; solid filtered off, washed with water, dried (vac.); elem. anal.;71%
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

2-amino-5-methylbenzenesulfonyl chloride

2-amino-5-methylbenzenesulfonyl chloride

Conditions
ConditionsYield
With chlorosulfonic acid at 0 - 80℃; for 3h;70%
With chlorosulphuric acid; sulfuric acid
With chlorosulphuric acid; sulfuric acid
2-Hydroxy-5-methylisophthalaldehyde
7310-95-4

2-Hydroxy-5-methylisophthalaldehyde

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

copper diacetate
142-71-2

copper diacetate

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))copper*tetrahydrate

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))copper*tetrahydrate

Conditions
ConditionsYield
With water In ethanol; water 4-methyl 2-sulphonic acid aniline in boiling water soln. mixed with 2-hydroxy 5-methyl isophthalaldehyde in hot EtOH soln., filtered hot, cooled to room temp., heated, soln. of Cu salt in H2O dropwise added with stirring; solid filtered, washed with H2O, dried (vac.); elem. anal.;68%
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

Sodium 2-iodo-5-methylbenzenesulfonate

Sodium 2-iodo-5-methylbenzenesulfonate

Conditions
ConditionsYield
Stage #1: 2-Amino-5-methylbenzenesulfonic acid With hydrogenchloride; sodium nitrite In water at 0 - 5℃;
Stage #2: With sodium iodide In water at 0 - 50℃;
67%
With hydrogenchloride; urea; sodium iodide; sodium nitrite 1.) H2O, 0-5 deg C, 30 min, 2.) H2O, 0-5 deg C, 2 h; r.t., 1 h; 50 deg C, 13 h; Yield given. Multistep reaction;
Stage #1: 2-Amino-5-methylbenzenesulfonic acid With hydrogenchloride; sodium nitrite
Stage #2: With potassium iodide Further stages.;
2-Hydroxy-5-methylisophthalaldehyde
7310-95-4

2-Hydroxy-5-methylisophthalaldehyde

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

magnesium acetate
142-72-3, 92123-19-8

magnesium acetate

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))magnesium*4.5H2O

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))magnesium*4.5H2O

Conditions
ConditionsYield
In water metal salt and 4-methyl 2-sulphonic acid aniline hot soln. filtered, stirred at 60°C, hot soln. of 2-hydroxy 5-methyl isophthalaldehyde dropwise added; cooled, filtered, standed overnight at 5°C, crystals filtered off, washed with water, then with acetone, dried (vac.); elem. anal.;62%
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

2-Iodo-5-methylbenzenesulfonic acid
139778-27-1

2-Iodo-5-methylbenzenesulfonic acid

Conditions
ConditionsYield
Stage #1: 2-Amino-5-methylbenzenesulfonic acid With sodium carbonate In water
Stage #2: With sodium nitrite In water at 0℃; for 0.75h; Further stages;
56%
Multi-step reaction with 2 steps
1: 1.) NaNO2, conc. HCl, 2.) NaI, urea / 1.) H2O, 0-5 deg C, 30 min, 2.) H2O, 0-5 deg C, 2 h; r.t., 1 h; 50 deg C, 13 h
2: 65 percent / aq. HCl / r.t., 3 h; 50 deg C, 2 h; r.t., overnight
View Scheme
Stage #1: 2-Amino-5-methylbenzenesulfonic acid With sodium carbonate; sodium nitrite In water at 0℃; for 0.5h;
Stage #2: With hydrogenchloride In water for 0.5h; Cooling with ice;
Stage #3: With potassium iodide In water at 0 - 80℃;
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

4-Methyl-7-thia-8-aza-bicyclo[4.2.0]octa-1(6),2,4-triene 7,7-dioxide

4-Methyl-7-thia-8-aza-bicyclo[4.2.0]octa-1(6),2,4-triene 7,7-dioxide

Conditions
ConditionsYield
With phosphorus pentachloride In trichlorophosphate55%
2-Hydroxy-5-methylisophthalaldehyde
7310-95-4

2-Hydroxy-5-methylisophthalaldehyde

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))manganese*1.5hydrate*di-acetic acid

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))manganese*1.5hydrate*di-acetic acid

Conditions
ConditionsYield
In water metal salt and 4-methyl 2-sulphonic acid aniline hot soln. filtered, stirred at 60°C, hot soln. of 2-hydroxy 5-methyl isophthalaldehyde dropwise added; cooled, filtered, standed overnight at 5°C, crystals filtered off, washed with water, then with acetone, dried (vac.); elem. anal.;53%
2-Hydroxy-5-methylisophthalaldehyde
7310-95-4

2-Hydroxy-5-methylisophthalaldehyde

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))nickel*4.5hydrate

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))nickel*4.5hydrate

Conditions
ConditionsYield
With water In ethanol; water metal salt and 4-methyl 2-sulphonic acid aniline soln. in H2O filtered,stirred, soln. of 2-hydroxy 5-methyl isophthalaldehyde in EtOH added dropwise at room temp., stirred for 2 h; solid filtered off, washed with water, dried (vac.), recrystd. (water);elem. anal.;50%
2-Hydroxy-5-methylisophthalaldehyde
7310-95-4

2-Hydroxy-5-methylisophthalaldehyde

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))cobalt*4.5hydrate

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))cobalt*4.5hydrate

Conditions
ConditionsYield
With water In ethanol; water metal salt and 4-methyl 2-sulphonic acid aniline soln. in water filtered, stirred, soln. of 2-hydroxy 5-methyl isophthalaldehyde in EtOH added dropwise at room temp., stirred for 2 h; solid filtered off, washed with water, dried (vac.); elem. anal.;50%
pyridine-2-carbaldehyde
1121-60-4

pyridine-2-carbaldehyde

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

water
7732-18-5

water

copper(II) bis(trifluoromethanesulfonate)
34946-82-2

copper(II) bis(trifluoromethanesulfonate)

C26H22Cu2N4O6S2(2+)*2CF3O3S(1-)

C26H22Cu2N4O6S2(2+)*2CF3O3S(1-)

Conditions
ConditionsYield
Stage #1: pyridine-2-carbaldehyde; 2-Amino-5-methylbenzenesulfonic acid; water In methanol at 60℃; for 1h;
Stage #2: copper(II) bis(trifluoromethanesulfonate) In methanol for 1h;
40%
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

4,4'-azotoluene-3,3'-disulfonic acid

4,4'-azotoluene-3,3'-disulfonic acid

Conditions
ConditionsYield
With sodium perborate hexahydrate; boric acid; acetic acid at 60℃; for 6h;35%
2-Hydroxy-5-methylisophthalaldehyde
7310-95-4

2-Hydroxy-5-methylisophthalaldehyde

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

iron(II) sulfate

iron(II) sulfate

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))iron*1.5hydrate*di-acetic acid

(N,N-(2-hydroxy-5-methyl-1,3-dibenzylidine)-bis-(4-methyl-2-sulphonate aniline))iron*1.5hydrate*di-acetic acid

Conditions
ConditionsYield
With water; sodium acetate In water (N2); metal salts and 4-methyl 2-sulphonic acid aniline hot soln. filtered, stirred at 60°C, hot soln. of 2-hydroxy 5-methyl isophthalaldehyde dropwise added; cooled, filtered, standed overnight at 5°C, crystals filtered off, washed with water, then with acetone, dried (vac.); elem. anal.;30%
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

(bromomethyl)pentafluorobenzene
1765-40-8

(bromomethyl)pentafluorobenzene

potassium 2-(2,3,4,5,6-pentafluorobenzylamino)-5-methylphenyl sulfonate

potassium 2-(2,3,4,5,6-pentafluorobenzylamino)-5-methylphenyl sulfonate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 12h;24%
potassium cyanate
590-28-3

potassium cyanate

2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

4-ureido-toluene-3-sulfonic acid
861519-01-9

4-ureido-toluene-3-sulfonic acid

Conditions
ConditionsYield
With hydrogenchloride
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

2,6-dinitro-p-cresol
609-93-8

2,6-dinitro-p-cresol

Conditions
ConditionsYield
Diazotization.Erhitzen der Diazoniumverbindung mit verd. Salpetersaeure;
With nitrogen oxides; water
2-Amino-5-methylbenzenesulfonic acid
88-44-8

2-Amino-5-methylbenzenesulfonic acid

2,6-Dibromo-4-methylaniline
6968-24-7

2,6-Dibromo-4-methylaniline

Conditions
ConditionsYield
With water; bromine

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