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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate Manufacturer/High quality/Best price/In stock

Cas:80756-85-0

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

Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------

High purity 80756-85-0 2-(2-Amino-4-thiazolyl)-2-methoxyiminoacetic,thiobenzothiazole ester

Cas:80756-85-0

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Unique advantages for S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate Cas 80756-85-0 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Pale yellow crysta

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

Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

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

(Z)-(2-Amino-4-benzothiazolyl)-(methoxyimino)-acetic acid (S)-2-mercaptobenzothiazolyl ester

Cas:80756-85-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Leader Biochemical Group

About Product Technical Details

LIDE PHARMACEUTICALS LIMITED

LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:1 Kilogram

FOB Price: $0.9 / 1.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

2-(2-Amino-4-thiazolyl)-2-methoxyiminoacetic,thiobenzothiazole ester C13H10N4O2S3

Cas:80756-85-0

Min.Order:1 Kilogram

FOB Price: $100.0 / 150.0

Type:Trading Company

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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

New production CAS 80756-85-0 with best quality

Cas:80756-85-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Name: 2-(2-Amino-4-thiazolyl)-2-methoxyiminoacetic,thiobenzothiazole ester Synonyms: (Benzothiazol-2-yl)-2-(2-amino-thiazol-4-yl)-(z)-2-methoxyimino Thioacetate CAS: 80756-85-0 MF: C13H10N4O2S3 Appearance: white powder Storage:Store in cool and dr

2-(2-Amino-4-thiazolyl)-2-methoxyiminoacetic,thiobenzothiazole ester CAS: 80756-85-0

Cas:80756-85-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

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

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-Thiazoleethanethioic acid, 2-amino-alpha-(methoxyimino)-, S-2-benzothiazolyl ester, (Z)- 80756-85-0

Cas:80756-85-0

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.:80756-85-0

Cas:80756-85-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

S-2-Benzothiazolyl 2-Amino-Alpha-(Methoxyimino)-4-Thiazolethiolacetate

Cas:80756-85-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

Specification:USP/EP Month production ablity:50kg/Month Low price& High quality Manufacturer Appearance:white powder Storage:Room Temperature Application:80756-85-0

Cephalosporins Intermedaite

Cas:80756-85-0

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

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

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Tianjin Kind Pharma Co., Ltd.

Factory direct sales, accept customization. S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate is used in the synthesis of Cefotaxime and related derivatives, such as: Ceftriaxone (C245000). Kind Pharma has its own laboratory, w

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

2-(2-AMINO-4-THIAZOLYL)-2-METHOXYIMINOACETIC,THIOBENZOTHIAZOLE ESTER

Cas:80756-85-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hefei Zhaobo Technology Co., Ltd.

Our Advantages Production: Advanced chemical equipment with years of experience.Staffs for producing various extract products. Quality Control:A complete set of Testing Professional and Analysis Equipment ensures the Quality Requirements and Speci

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate CAS 80756-85-0

Cas:80756-85-0

Min.Order:1 Kilogram

FOB Price: $150.0 / 180.0

Type:Trading Company

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality Appearance:light yellow 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:Reagent used in the synthesis of Cefotaxime and re

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate-

Cas:80756-85-0

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

80756-85-0 S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product name: 2-(2-Amino-4-Thiazolyl)-2-Methoxyiminoacetic CAS No.:80756-85-0 Molecule Formula:C13H10N4O2S3 Molecule Weight:350.44 Purity: 98.0% Package: 25kg/drum Description:Light yellow crystalline powder Manufacture Standards:Ente

High Quality 2-(2-Amino-4-Thiazolyl)-2-Methoxyiminoacetic

Cas:80756-85-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

S-2-Benzothiazolyl2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:1 Milligram

Negotiable

Type:Trading Company

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

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

We Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:0

Negotiable

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

S-2-Benzothiazolyl 2-amino-alpha-(methoxyimino)-4-thiazolethiolacetate

Cas:80756-85-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

2,3-cyclopentenopyridine
533-37-9

2,3-cyclopentenopyridine

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

7-Aminocephalosporanic acid
957-68-6

7-Aminocephalosporanic acid

cefpirome Sulfate
98753-19-6

cefpirome Sulfate

Conditions
ConditionsYield
With sulfuric acid for 0.0666667h; Time; Microwave irradiation;99%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

7-aminodesacetoxycephalosporanic acid
26395-99-3

7-aminodesacetoxycephalosporanic acid

(Z)-7-[(2-amino-4-thiazolyl-2-methoxyiminoacetylamino)]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
65052-63-3, 65052-69-9

(Z)-7-[(2-amino-4-thiazolyl-2-methoxyiminoacetylamino)]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

Conditions
ConditionsYield
With dmap; triethylamine In water; acetone at 20℃; for 3.5h; Time;98.5%
(6R,7R)-7-amino-3-[(1-methyl-1-pyrrolidinyl)methyl]-3-cephem-4-carboxylic acid

(6R,7R)-7-amino-3-[(1-methyl-1-pyrrolidinyl)methyl]-3-cephem-4-carboxylic acid

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

Cefepime dihydrochloride

Cefepime dihydrochloride

Conditions
ConditionsYield
With sulphurous acid; triethylamine In dichloromethane at 0 - 5℃; Concentration; Large scale;98.3%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

di(benzothiazol-2-yl)disulfide
120-78-5

di(benzothiazol-2-yl)disulfide

Conditions
ConditionsYield
With tetrabutylammomium bromide; ozone In methanol at 44℃; for 1.5h; Concentration; Temperature; Large scale;97.5%
sulphapyridine
144-83-2

sulphapyridine

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-(N-(pyridin-2-yl)sulfamoyl)phenyl)acetamide

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-(N-(pyridin-2-yl)sulfamoyl)phenyl)acetamide

Conditions
ConditionsYield
With pyridine; triethylamine In ethanol; dichloromethane at 20℃; Inert atmosphere;96%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

7-aminoceftrizine
58909-56-1

7-aminoceftrizine

ceftriaxone disodium
74578-69-1

ceftriaxone disodium

Conditions
ConditionsYield
Stage #1: (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate; 7-aminoceftrizine With triethylamine In methanol at -2 - 3℃;
Stage #2: With sodium 2-ethylhexanoic acid In water; isopropyl alcohol at 26 - 30℃; for 2h; Product distribution / selectivity;
95.5%
With sodium metabisulfite; edetate disodium; triethylamine In ethanol; water at 1 - 3℃; for 3h; Time;91%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

7-Aminocephalosporanic acid
957-68-6

7-Aminocephalosporanic acid

cefotaxime
63527-52-6

cefotaxime

Conditions
ConditionsYield
With TEA In dichloromethane at 20℃; for 1h; Substitution;95%
With triethylamine In dichloromethane at 20℃; for 1h;95%
Stage #1: (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate; 7-Aminocephalosporanic acid With triethylamine In methanol at 0 - 5℃;
Stage #2: With hydrogenchloride In methanol; water at 0 - 5℃; for 1h; pH=2.3 - 2.5;
Stage #1: (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate; 7-Aminocephalosporanic acid With triethylamine In 1,2-dimethoxyethane at -5 - 0℃;
Stage #2: With hydrogenchloride In 1,2-dimethoxyethane; water for 1h; pH=2.6 - 2.8; Product distribution / selectivity;
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

7-aminoceph-3-em-4-carboxylic acid ester
36923-17-8

7-aminoceph-3-em-4-carboxylic acid ester

ceftizoxime acid

ceftizoxime acid

Conditions
ConditionsYield
With diethylamine In dichloromethane; butan-1-ol at -5℃; for 12h; Solvent; Reagent/catalyst; Autoclave; Large scale;93.6%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinoline carboxylic acid
70458-96-7

1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinoline carboxylic acid

1-ethyl-6-fluoro-7-(1-(4-((Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetyl)piperazinyl))-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid

1-ethyl-6-fluoro-7-(1-(4-((Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetyl)piperazinyl))-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid

Conditions
ConditionsYield
With triethylamine In ethanol at 20 - 25℃; Schotten-Baumann reaction;93%
(6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
155723-02-7

(6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

diisopropylamine
108-18-9

diisopropylamine

C19H18N6O5S3*C6H15N

C19H18N6O5S3*C6H15N

Conditions
ConditionsYield
Stage #1: (6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate With dmap; triethylamine In dichloromethane at 0 - 15℃; Darkness;
Stage #2: diisopropylamine In dichloromethane; water; ethyl acetate
92.8%
7-amino-3-[2-(4-methyl-5-thiazolyl)vinyl]-3-cephem-4-carboxylic acid

7-amino-3-[2-(4-methyl-5-thiazolyl)vinyl]-3-cephem-4-carboxylic acid

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

potassium (6R,7R)-7-[(Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetamido]-3-[(Z)-2-(4-methylthiazol-5-yl)ethenyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

potassium (6R,7R)-7-[(Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetamido]-3-[(Z)-2-(4-methylthiazol-5-yl)ethenyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Conditions
ConditionsYield
Stage #1: 7-amino-3-[2-(4-methyl-5-thiazolyl)vinyl]-3-cephem-4-carboxylic acid; (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate With triethylamine In tetrahydrofuran; water at 0 - 5℃; for 2.25 - 3.33333h;
Stage #2: With potassium acetate In tetrahydrofuran; water; acetone at 20 - 25℃;
89%
7-MPCA

7-MPCA

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

A

cefepime Hydrochloride

cefepime Hydrochloride

B

2-Mercaptobenzothiazole
149-30-4

2-Mercaptobenzothiazole

Conditions
ConditionsYield
Stage #1: 7-MPCA With triethylamine In dichloromethane for 0.5h;
Stage #2: (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate In dichloromethane at 25 - 28℃; for 2h; Temperature;
A 89%
B n/a
ciprofloxacin
85721-33-1

ciprofloxacin

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

1-cyclopropyl-6-fluoro-7-(1-(4-((Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetyl)piperazinyl))-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid

1-cyclopropyl-6-fluoro-7-(1-(4-((Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetyl)piperazinyl))-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid

Conditions
ConditionsYield
With triethylamine In ethanol at 20 - 25℃; Schotten-Baumann reaction;88%
C13H13N3O2S2

C13H13N3O2S2

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

cefditoren
104145-95-1

cefditoren

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 5℃; for 4h;85%
sulfadimethoxine
122-11-2

sulfadimethoxine

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

(Z)-2-(2-aminothiazol-4-yl)-N-(4-(N-(2,6-dimethoxypyrimidin-4-yl)sulfamoyl)phenyl)-2-(methoxyimino)acetamide

(Z)-2-(2-aminothiazol-4-yl)-N-(4-(N-(2,6-dimethoxypyrimidin-4-yl)sulfamoyl)phenyl)-2-(methoxyimino)acetamide

Conditions
ConditionsYield
With pyridine; triethylamine In ethanol; dichloromethane at 20℃; Inert atmosphere;84.6%
(6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
155723-02-7

(6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

7-<(Z)-2-(2-Aminothiazol-4-yl)-2-methoxyiminoacetamido>-3(Z)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylic acid sodium salt
104146-53-4

7-<(Z)-2-(2-Aminothiazol-4-yl)-2-methoxyiminoacetamido>-3(Z)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylic acid sodium salt

Conditions
ConditionsYield
Stage #1: (6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate With sulphurous acid; triethylamine In methanol; dichloromethane at 0 - 5℃; for 4h; Darkness;
Stage #2: With (+/-)-2-n-ethylpentanoic acid sodium salt In water; acetone at 20 - 25℃; for 2h; Temperature;
83.9%
Stage #1: (6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate With dmap; triethylamine In dichloromethane at 0 - 15℃; Darkness;
Stage #2: With sodium isooctanoate In water; acetone
82%
sulfisoxazole
127-69-5

sulfisoxazole

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

(Z)-2-(2-aminothiazol-4-yl)-N-(4-(N-(3,4-dimethylisoxazol-5-yl)sulfamoyl)phenyl)-2-(methoxyimino)acetamide

(Z)-2-(2-aminothiazol-4-yl)-N-(4-(N-(3,4-dimethylisoxazol-5-yl)sulfamoyl)phenyl)-2-(methoxyimino)acetamide

Conditions
ConditionsYield
With pyridine; triethylamine In ethanol; dichloromethane at 20℃; Inert atmosphere;83.1%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

(6R,7R)-7-amino-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
24701-69-7

(6R,7R)-7-amino-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

cefpodoxime
80210-62-4

cefpodoxime

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at -5 - 5℃; for 2h;82.86%
With triethylamine In tetrahydrofuran at 0 - 5℃; for 2h;82.86%
Stage #1: (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate; (6R,7R)-7-amino-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid With triethylamine In methanol at 8 - 12℃;
Stage #2: With sulfuric acid In methanol; water at 0 - 20℃; pH=2.4 - 2.5; Product distribution / selectivity;
With triethylamine In methanol; water at 15 - 20℃;81 mg
(6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
155723-02-7

(6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

lithium (6R,7R)-7-[(Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetamido]-3-[(Z)-2-(4-methylthiazol-5-yl)ethenyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

lithium (6R,7R)-7-[(Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetamido]-3-[(Z)-2-(4-methylthiazol-5-yl)ethenyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Conditions
ConditionsYield
Stage #1: (6R,7R)-7-amino-3-[(1Z)-2-(4-methyl-5-thiazolyl)vinyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate With triethylamine In dichloromethane at 0℃;
Stage #2: With lithium tert-butoxide In dichloromethane; acetone for 1h;
82.1%
7-amino-3-[2-(4-methyl-5-thiazolyl)vinyl]-3-cephem-4-carboxylic acid

7-amino-3-[2-(4-methyl-5-thiazolyl)vinyl]-3-cephem-4-carboxylic acid

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

7-<(Z)-2-(2-Aminothiazol-4-yl)-2-methoxyiminoacetamido>-3(Z)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylic acid sodium salt
104146-53-4

7-<(Z)-2-(2-Aminothiazol-4-yl)-2-methoxyiminoacetamido>-3(Z)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylic acid sodium salt

Conditions
ConditionsYield
Stage #1: 7-amino-3-[2-(4-methyl-5-thiazolyl)vinyl]-3-cephem-4-carboxylic acid; (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate With triethylamine In tetrahydrofuran; water at 0 - 5℃; for 2.25 - 3.33333h;
Stage #2: With sodium 2-ethylhexanoic acid In tetrahydrofuran; water; acetone at 20 - 25℃;
75%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

sulfameter
651-06-9

sulfameter

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-(N-(5-methoxypyrimidin-2-yl)sulfamoyl)phenyl)acetamide

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-(N-(5-methoxypyrimidin-2-yl)sulfamoyl)phenyl)acetamide

Conditions
ConditionsYield
With pyridine; triethylamine In ethanol; dichloromethane at 20℃; Inert atmosphere;73.7%
1-[((6R,7R)-7-amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl]-1-methylpyrrolidinium chloride hydrochloride
113703-50-7

1-[((6R,7R)-7-amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl]-1-methylpyrrolidinium chloride hydrochloride

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

Cefepime dihydrochloride

Cefepime dihydrochloride

Conditions
ConditionsYield
Stage #1: 1-[((6R,7R)-7-amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl]-1-methylpyrrolidinium chloride hydrochloride; (Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate With triethylamine In water; N,N-dimethyl-formamide at 20℃; for 3h; pH=7;
Stage #2: With hydrogenchloride In water; N,N-dimethyl-formamide Solvent; Reagent/catalyst;
73%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

sarafloxacin
98105-99-8

sarafloxacin

1-(4-fluorobenzyl)-6-fluoro-7-(1-(4-((Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetyl)piperazinyl))-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid

1-(4-fluorobenzyl)-6-fluoro-7-(1-(4-((Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetyl)piperazinyl))-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid

Conditions
ConditionsYield
With triethylamine In ethanol at 20 - 25℃; Schotten-Baumann reaction;72%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

sulfamethoxazole
91687-52-4

sulfamethoxazole

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-(N-(4-methyloxazol-2-yl)sulfamoyl)phenyl)acetamide

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-(N-(4-methyloxazol-2-yl)sulfamoyl)phenyl)acetamide

Conditions
ConditionsYield
With pyridine; triethylamine In ethanol; dichloromethane at 20℃; Inert atmosphere;70.7%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

4-(2-aminoethyl)benzenesulfonamide
35303-76-5

4-(2-aminoethyl)benzenesulfonamide

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-sulfamoylphenethyl)acetamide

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-sulfamoylphenethyl)acetamide

Conditions
ConditionsYield
With pyridine; triethylamine In ethanol; dichloromethane at 20℃; Inert atmosphere;65%
sulfabenzamide
127-71-9

sulfabenzamide

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

(Z)-N-((4-(2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)phenyl)sulfonyl)benzamide

(Z)-N-((4-(2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)phenyl)sulfonyl)benzamide

Conditions
ConditionsYield
With pyridine; triethylamine In ethanol; dichloromethane at 20℃; Inert atmosphere;65%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

1-amino-4-({[amino(imino)methyl]amino}sulfonyl)benzene
57-67-0

1-amino-4-({[amino(imino)methyl]amino}sulfonyl)benzene

(Z)-2-(2-aminothiazol-4-yl)-N-(4-(N-carbamimidoylsulfamoyl)phenyl)-2-(methoxyimino)acetamide

(Z)-2-(2-aminothiazol-4-yl)-N-(4-(N-carbamimidoylsulfamoyl)phenyl)-2-(methoxyimino)acetamide

Conditions
ConditionsYield
With pyridine; triethylamine In ethanol; dichloromethane at 20℃; Inert atmosphere;64.7%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

sulfanilamide
63-74-1

sulfanilamide

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-sulfamoylphenyl)acetamide

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-sulfamoylphenyl)acetamide

Conditions
ConditionsYield
With triethylamine In ethanol at 20℃; Inert atmosphere;63.8%
4-homosulfanilamide
138-39-6

4-homosulfanilamide

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-sulfamoylbenzyl)acetamide

(Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)-N-(4-sulfamoylbenzyl)acetamide

Conditions
ConditionsYield
With pyridine; triethylamine In ethanol; dichloromethane at 20℃; Inert atmosphere;61.5%
(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate
80756-85-0

(Z)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2-(methoxyimino)ethanethioate

(6R-trans)-7-amino-3-<<<<4-(3-carboxy-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-quinolinyl)-1-piperazinyl>carbonyl>oxy>methyl>-8-oxo-5-thia-1-azabicyclo<4.2.0>oct-2-ene-2-carboxylic acid trifluoroacetic acid salt
135327-68-3

(6R-trans)-7-amino-3-<<<<4-(3-carboxy-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-quinolinyl)-1-piperazinyl>carbonyl>oxy>methyl>-8-oxo-5-thia-1-azabicyclo<4.2.0>oct-2-ene-2-carboxylic acid trifluoroacetic acid salt

<6R-<6α,7β-(Z)>>-7-<<(2-amino-4-thiazolyl)(methoxyimino)acetyl>amino>-3-<<<<4-(3-carboxy-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-quinolinyl)-1-piperazinyl>carbonyl>oxy>methyl>-8-oxo-5-thia-1-azabicyclo<4.2.0>oct-2-ene-2-carboxylic acid
135312-05-9

<6R-<6α,7β-(Z)>>-7-<<(2-amino-4-thiazolyl)(methoxyimino)acetyl>amino>-3-<<<<4-(3-carboxy-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-quinolinyl)-1-piperazinyl>carbonyl>oxy>methyl>-8-oxo-5-thia-1-azabicyclo<4.2.0>oct-2-ene-2-carboxylic acid

Conditions
ConditionsYield
With potassium hydrogencarbonate In tetrahydrofuran; water Ambient temperature;59.8%

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