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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

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

Triumph International Development Limilted

Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By

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

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

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

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

Koning Pharmchem Co., Ltd.

KONING PHARMCHEM CO., LTD. has committed itself to a strategy of providing a unique service for companies involved in the manufacture of pharmaceuticals, healthcare products, food, cosmetics and other fine chemicals. Our products including but not li

Antimex Chemical Limied

factory?direct?sale Application:healing drugs

Guangdong Juda Chemical Industrial Co.,Limited

Factory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China

Wuhan Circle Star Chem-medical Technology co.,Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

Chemlyte Solutions

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

1298086-18-6

Cas:1298086-18-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

Shanghai Rochi Pharmaceutical Co., Ltd.

Shanghai Rochi Pharmaceutical Co., Ltd. is located in Shanghai Zhangjiang Hi-Tech Biological and Pharmaceutical Innovation Park. It is a high-tech enterprise integrating R&D, production and sales of APIs and intermediates. The company's pro

Changzhou Extraordinary Pharmatech co.,LTD

Changzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa

(1R,2S,3S,4R,5S)-1-(Acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octa

Cas:1298086-18-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Ruishun Trade Co.,Ltd

Superiority 1.We have more than 10 years experience in this area. 2.We could offer you competitive prices with satisfied quality. 3.Our company provides after-sale service and technical assistance as the customers requirements. 4.As first c

Reliable Pharmatech (Tianjin) Co., Ltd.

This product is manufactured in commercial scale, with Perfect quality and Competitive price Expert in pharmaceutical technology Professional service in technic, documentation, export, etc. Steady and continuous supply chain Reliable Pharma

Shanghai Yuanding Chem. Sci. & Tech. Co., Ltd.

Reply quotation within 2 hours.Guarantee the time of delivery. Update the progress of customization Weekly.High purity& High product customization success rate.Inquiries for other compounds are acceptable. Storage:refrigeration Package:1g,5g,10g,100g

Shochem(Shanghai) Co., Ltd

good quality and best price Application:pharmaceutical intermediates

Synova( Tianjin ) Chemical Technology Co,.Ltd

The company have effective management team, professional technical R & D personnel, the service spirit of customer oriented. We have long-term cooperation with famous domestic manufacturer, and excellent customer resources overseas. We are skilled in

SINCERITY ENTERPRISE LTD

Sincerity Enterprise Ltd has much experience focused on providing integrated development and manufacturing service to Pharmaceutical,Additives,Fine Chemicals, Electronic chemicals and so on.We owned independent research and development center, with m

Shenzhen Sumshine Biotech Co., Ltd.

1. Our staff are all biomedical related majors with rich experience in the pharmaceutical industry, and can provide you with more professional services.2. Our supplier has a good quality management system, and the quality of products is reliable and

Ertugliflozin Impurity 4

Cas:1298086-18-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

Ertugliflozin
1210344-57-2

Ertugliflozin

acetic anhydride
108-24-7

acetic anhydride

(1R,2S,3S,4R,5S)-1-(acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triyl triacetate
1298086-18-6

(1R,2S,3S,4R,5S)-1-(acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triyl triacetate

Conditions
ConditionsYield
With pyridine In toluene at 5 - 20℃; for 24.25h; Inert atmosphere;89%
With pyridine In toluene at 5 - 20℃; for 24.25h;5.4%
(1R,2S,3S,4R,5S)-1-(acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triyl triacetate
1298086-18-6

(1R,2S,3S,4R,5S)-1-(acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triyl triacetate

Ertugliflozin
1210344-57-2

Ertugliflozin

Conditions
ConditionsYield
With sodium methylate In methanol at 20℃; for 0.25h;
With sodium methylate In methanol at 20℃; for 3.25h; Inert atmosphere;
(1R,2S,3S,4R,5S)-1-(acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triyl triacetate
1298086-18-6

(1R,2S,3S,4R,5S)-1-(acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triyl triacetate

((1R,2S,3S,4R,5S)-5-(4-chloro-3-(4-ethoxybenzyl)-phenyl)-2,3,4-trihydroxy-6,8-dioxabicyclo[3.2.1]octan-1-yl)methyl acetate
1298086-20-0

((1R,2S,3S,4R,5S)-5-(4-chloro-3-(4-ethoxybenzyl)-phenyl)-2,3,4-trihydroxy-6,8-dioxabicyclo[3.2.1]octan-1-yl)methyl acetate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium methylate / methanol / 0.25 h / 20 °C
2: pyridine / toluene / 8.28 h / -10 - 20 °C
View Scheme
Multi-step reaction with 2 steps
1: sodium methylate / methanol / 3.25 h / 20 °C / Inert atmosphere
2: pyridine / toluene / 19.1 h / -10 - 20 °C / Inert atmosphere
View Scheme
(1R,2S,3S,4R,5S)-1-(acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triyl triacetate
1298086-18-6

(1R,2S,3S,4R,5S)-1-(acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triyl triacetate

(1S,2S,3S,4R,5S)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-1-(hydroxymethyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triol (1:1) compound with (S)-5-oxopyrrolidine-2-carboxylic acid
1210344-83-4

(1S,2S,3S,4R,5S)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-1-(hydroxymethyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triol (1:1) compound with (S)-5-oxopyrrolidine-2-carboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: sodium methylate / methanol / 0.25 h / 20 °C
2.1: methanol; water; isopropyl alcohol / 40 - 60 °C / 30 Torr
2.2: 40 - 80 °C
View Scheme
Multi-step reaction with 2 steps
1: sodium methylate / methanol / 3.25 h / 20 °C / Inert atmosphere
2: water; isopropyl alcohol / 10 h / 40 - 80 °C / Inert atmosphere
View Scheme

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