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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

(-)-Di-p-toluoyl-L-tartaric acid Manufacturer/High quality/Best price/In stock

Cas:32634-66-5

Min.Order:1 Kilogram

FOB Price: $3.0

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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 (-)-Di-p-toluoyl-L-tartaric acid supplier in China

Cas:32634-66-5

Min.Order:1 Kilogram

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Hangzhou Dingyan Chem Co., Ltd

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

High purity 32634-66-5 (-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

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 [R(R*,R*)]-2,3-bis[(4-methylbenzoyl)oxy]succinic acid

Cas:32634-66-5

Min.Order:1

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Type:Other

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Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap

(-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

(-)-Di-P-Toluoyl-L-Tartaric Acid

Cas:32634-66-5

Min.Order:1 Metric Ton

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Hubei DiBo chemical co., LTD

Name:Di-p-toluoyl-L-tartaric acid CAS NO: 32634-66-5 Grade:Medical scientific research and export Molecular formula:C20H18O8 Molecular weight: 386.33 Product Quality 12 years of chemical raw materials Mature operation of the industry Syste

Di-p-toluoyl-L-tartaric acid/ CAS:32634-66-5/ raw material/ high-quality

Cas:32634-66-5

Min.Order:25 Kilogram

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Type:Other

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Henan Tianfu Chemical Co., Ltd.

(-)-Di-p-toluoyl-L-tartaric acid Basic information Product Name: (-)-Di-p-toluoyl-L-tartaric acid Synonyms: 2,3-bis[(4-methylbenzoyl)oxy]-,[theta-(theta,theta)]-butanedioicaci;LDTTA;L-(-

32634-66-5 (-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:1 Kilogram

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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

(-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

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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 32634-66-5 with best quality

Cas:32634-66-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

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Henan Sinotech Import&Export Corporation

Product: Di-p-toluoyl-L-tartaric acid CAS No.: 32634-66-5 Molecular Formula: C20H18O8 Molecular Weight: 386.3 Class: Tech. St

Di-p-toluoyl-L-tartaric acid CAS: 32634-66-5

Cas:32634-66-5

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

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

(-)-Di-p-toluoyl-L-tartaric acid 32634-66-5

Cas:32634-66-5

Min.Order:1 Kilogram

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Shanghai Minstar Chemical Co., Ltd

(-)-Di-p-toluoyl-L-tartaric acid Basic information Uses Product Name: (-)-Di-p-toluoyl-L-tartaric acid Synonyms: (-)-Ditoluoyl-(L)-tartaric acid monohydrate;Di-4-Toluoyl-L-tartaric acid;(-)-2,3-DI-P-TOLUOYL-L-TARTARIC ACID;Di-p-Toluyl-L-Tartari

(-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:1 Kilogram

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Leader Biochemical Group

Overview of Our Factories Our Factories production lines Our Factories R&D ability Our Factories warehouse Our Factorie

China Biggest Factory & Manufacturer supply Di-p-toluoyl-L-tartaric acid/L-(-)-DTTA

Cas:32634-66-5

Min.Order:1 Kilogram

FOB Price: $30.0 / 35.0

Type:Lab/Research institutions

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Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present

(-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:1 Kilogram

FOB Price: $34.0 / 38.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

(-)-Di-p-toluoyl-L-tartaric acid CAS:32634-66-5 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

(-)-Di-p-toluoyl-L-tartaric acid CAS:32634-66-5

Cas:32634-66-5

Min.Order:1 Gram

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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

(-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:1 Kilogram

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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.:32634-66-5

Cas:32634-66-5

Min.Order:0

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Hangzhou Fandachem Co.,Ltd

Hangzhou Fanda Chemical Co.,Ltd (FandaChem) , a China-based chemical company, specialize in exporting (-)-Di-p-toluoyl-L-tartaric acid cas 32634-66-5;Please contact us by email freely. We are leading exporter in China. If you really n

(-)-Di-p-toluoyl-L-tartaric acid cas 32634-66-5 from Fandachem

Cas:32634-66-5

Min.Order:0 Metric Ton

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Type:Other

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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

(-)-O,O'-Di-P-Toluyl-L-Tartaric Acid

Cas:32634-66-5

Min.Order:0

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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

Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

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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

Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:10 Kilogram

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Type:Trading Company

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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

(-)-DI-P-TOLUOYL-L-TARTARIC ACID

Cas:32634-66-5

Min.Order:1 Gram

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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

(-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:0

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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

(-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:1 Gram

FOB Price: $1.0

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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 (-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:10 Gram

FOB Price: $100.0

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Hebei Kunsui Technology Co., Ltd.

1. A strong scientific research team . 2. Stable quality (with a complete scientific research center and testing center to ensure the quality stability of each batch of products). 3. Rich export experience (with practical experience in exporting to m

Organic Intermediate (-)-Di-p-toluoyl-L-tartaric acid Powder CAS 32634-66-5

Cas:32634-66-5

Min.Order:1 Kilogram

FOB Price: $8.2 / 8.8

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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,

(-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

Best Price(-)-Di-p-toluoyl-L-tartaric acid

Cas:32634-66-5

Min.Order:0

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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

L-(-) - Di-p-methylbenzoyl tartaric acid

Cas:32634-66-5

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

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Synthetic route

di-O-p-toluoyl-L-threaric acid-anhydride
72842-25-2

di-O-p-toluoyl-L-threaric acid-anhydride

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

Conditions
ConditionsYield
With water
di-O-p-toluoyl-Lg-tartaric acid-anhydride

di-O-p-toluoyl-Lg-tartaric acid-anhydride

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

Conditions
ConditionsYield
With water; acetone
L-Tartaric acid
87-69-4

L-Tartaric acid

4-methyl-benzoyl chloride
874-60-2

4-methyl-benzoyl chloride

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

Conditions
ConditionsYield
at 170℃; for 1h;
(R)-α-(2,3-dimethoxyphenyl)-4-piperidinemethanol, (2R,3R)-(-)-di-(p-toluoyl)tartaric acid salt
869749-09-7

(R)-α-(2,3-dimethoxyphenyl)-4-piperidinemethanol, (2R,3R)-(-)-di-(p-toluoyl)tartaric acid salt

A

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

B

(2,3‐dimethoxyphenyl)(piperidine‐4‐yl)methanol
243640-19-9

(2,3‐dimethoxyphenyl)(piperidine‐4‐yl)methanol

Conditions
ConditionsYield
Stage #1: (R)-α-(2,3-dimethoxyphenyl)-4-piperidinemethanol, (2R,3R)-(-)-di-(p-toluoyl)tartaric acid salt With ammonia In methanol; water for 2h;
Stage #2: With hydrogenchloride In water Product distribution / selectivity;
A n/a
B n/a
3-aminomethyl-5-methylhexanoic acid (-)-(O,O')-di-p-toluoyl-L-tartaric acid salt

3-aminomethyl-5-methylhexanoic acid (-)-(O,O')-di-p-toluoyl-L-tartaric acid salt

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

Conditions
ConditionsYield
In tetrahydrofuran; water at 30℃; for 2.33333 - 3h;
C10H14N2*C20H18O8

C10H14N2*C20H18O8

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

Conditions
ConditionsYield
With hydrogenchloride In tert-butyl methyl ether; water for 0.5h;345.5 g
rac-O,O'-di-p-toluoyltartaric acid
32634-66-5, 32634-68-7, 100168-11-4, 104528-81-6

rac-O,O'-di-p-toluoyltartaric acid

A

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

B

(2S,3S)-di-4-toluoyltartaric acid
32634-68-7

(2S,3S)-di-4-toluoyltartaric acid

Conditions
ConditionsYield
With C22H24N2(2+)*2CF3O3S(1-) In aq. acetate buffer at 20℃; pH=8.1; Resolution of racemate;
1-(3-dimethylamino-propyl)-1-(4-fluoro-phenyl)-1,3-dihydro-isobenzofuran-5-carbonitrile
59729-33-8

1-(3-dimethylamino-propyl)-1-(4-fluoro-phenyl)-1,3-dihydro-isobenzofuran-5-carbonitrile

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

C20H18O8*C20H21FN2O
1373405-39-0

C20H18O8*C20H21FN2O

Conditions
ConditionsYield
In isopropyl alcohol Reflux;100%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

3-amino-1-(5-bromopyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoropropan-2-ol

3-amino-1-(5-bromopyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoropropan-2-ol

3-amino-1-(5-bromopyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoropropan-2-ol

3-amino-1-(5-bromopyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoropropan-2-ol

Conditions
ConditionsYield
Stage #1: Di-p-toluoyl-L-tartaric acid; 3-amino-1-(5-bromopyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoropropan-2-ol In isopropyl alcohol; acetonitrile at 20 - 50℃; for 1.5h;
Stage #2: With potassium carbonate In methanol; water at 20 - 30℃;
99.54%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

3-amino-5-phenyl-1,3-dihydrobenzo[e][1,4]diazepin-2-one
103343-47-1

3-amino-5-phenyl-1,3-dihydrobenzo[e][1,4]diazepin-2-one

C15H13N3O*C20H18O8

C15H13N3O*C20H18O8

Conditions
ConditionsYield
With air In 1,4-dioxane at 20℃; for 24h;99%
(R)-1-(1-methyl-but-2-ynyl)-pyrrolidine
911053-21-9

(R)-1-(1-methyl-but-2-ynyl)-pyrrolidine

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

(R)-1-(1-methyl-but-2-ynyl)-pyrrolidine di-p-toluoyl-L-tartaric acid salt
911053-22-0

(R)-1-(1-methyl-but-2-ynyl)-pyrrolidine di-p-toluoyl-L-tartaric acid salt

Conditions
ConditionsYield
In dichloromethane97.4%
(2SR,3SR)-hydroxybupropion

(2SR,3SR)-hydroxybupropion

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

A

(+)-(2S,3S)-2-(3-chlorophenyl)-3,5,5-trimethyl-2-morpholinol, L-DTTA salt
357399-44-1

(+)-(2S,3S)-2-(3-chlorophenyl)-3,5,5-trimethyl-2-morpholinol, L-DTTA salt

B

C13H18ClNO2*C20H18O8
386210-39-5

C13H18ClNO2*C20H18O8

Conditions
ConditionsYield
In 2-methylpropyl acetate at 80℃; for 18h; Product distribution / selectivity; Resolution of racemate;A 97%
B n/a
In Isopropyl acetate at 80℃; for 18h; Product distribution / selectivity; Resolution of racemate;A 92%
B n/a
In ethyl acetate at 80℃; for 18h; Product distribution / selectivity; Resolution of racemate;A 90%
B n/a
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

C12H9F2N

C12H9F2N

C12H9F2N*C20H18O8

C12H9F2N*C20H18O8

Conditions
ConditionsYield
With 2,4,6-triphenylpyrylium tetrafluoroborate In toluene at 20℃; for 3h; Irradiation;97%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

VTP-27999
942142-51-0

VTP-27999

methyl 2-((R)-(3-chlorophenyl)((R)-1-((S)-2-(methylamino)-3-((R)-tetrahydro-2H-pyran-3-yl)propylcarbamoyl)piperidin-3-yl)methoxy)ethylcarbamate di-p-toluoyl-L-tartrate

methyl 2-((R)-(3-chlorophenyl)((R)-1-((S)-2-(methylamino)-3-((R)-tetrahydro-2H-pyran-3-yl)propylcarbamoyl)piperidin-3-yl)methoxy)ethylcarbamate di-p-toluoyl-L-tartrate

Conditions
ConditionsYield
In ethyl acetate at 50℃; for 0.9h; Product distribution / selectivity;92%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

2-(tert-butylamino)-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxan-6-yl)ethanol
54208-72-9

2-(tert-butylamino)-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxan-6-yl)ethanol

C16H25NO3*C20H18O8

C16H25NO3*C20H18O8

Conditions
ConditionsYield
In methanol91%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

cis-(+/-)-2-phenylpiperidin-3-ylamine

cis-(+/-)-2-phenylpiperidin-3-ylamine

C51H48N2O14

C51H48N2O14

Conditions
ConditionsYield
In methanol at 20 - 60℃; for 3h;91%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

C20H23F2N3O

C20H23F2N3O

C20H23F2N3O*C20H18O8

C20H23F2N3O*C20H18O8

Conditions
ConditionsYield
With 2,4,6-triphenylpyrylium tetrafluoroborate In toluene at 20℃; for 3h; Irradiation;91%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

dimethyl 2-(pyridin-3-yl)cyclopropane-1,1-dicarboxylate

dimethyl 2-(pyridin-3-yl)cyclopropane-1,1-dicarboxylate

C12H13NO4*C20H18O8

C12H13NO4*C20H18O8

Conditions
ConditionsYield
With 2,4,6-triphenylpyrylium tetrafluoroborate In toluene at 20℃; for 3h; Reagent/catalyst; Solvent; Irradiation;91%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

C16H11NO2

C16H11NO2

C16H11NO2*C20H18O8

C16H11NO2*C20H18O8

Conditions
ConditionsYield
With 2,4,6-triphenylpyrylium tetrafluoroborate In toluene at 20℃; for 3h; Irradiation;91%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

(4aS,8aS)-rel-3-methoxy-11-methyl-4a,5,9,10,11,12-hexahydro-6H-benzo[2,3]benzofuro[4,3-cd]azepin-6-one
510-77-0, 1668-86-6, 7318-55-0

(4aS,8aS)-rel-3-methoxy-11-methyl-4a,5,9,10,11,12-hexahydro-6H-benzo[2,3]benzofuro[4,3-cd]azepin-6-one

[(+)-narwedine]2[di-p-toluoyl-L-tartrate]

[(+)-narwedine]2[di-p-toluoyl-L-tartrate]

Conditions
ConditionsYield
In ethanol90%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

(4aS,8aS)-rel-3-methoxy-11-methyl-4a,5,9,10,11,12-hexahydro-6H-benzo[2,3]benzofuro[4,3-cd]azepin-6-one
510-77-0, 1668-86-6, 7318-55-0

(4aS,8aS)-rel-3-methoxy-11-methyl-4a,5,9,10,11,12-hexahydro-6H-benzo[2,3]benzofuro[4,3-cd]azepin-6-one

[(+)-narwedine][di-p-toluoyl-L-tartrate]

[(+)-narwedine][di-p-toluoyl-L-tartrate]

Conditions
ConditionsYield
In ethanol at 20 - 40℃; for 19h; Heating / reflux;90%
5'-chloro-2-(2-pyridinyl)-spiro[cyclopropane-1,3'-[3H]indol]-2'(1'H)-one

5'-chloro-2-(2-pyridinyl)-spiro[cyclopropane-1,3'-[3H]indol]-2'(1'H)-one

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

C15H11ClN2O*C20H18O8

C15H11ClN2O*C20H18O8

Conditions
ConditionsYield
With 2,4,6-triphenylpyrylium tetrafluoroborate In toluene at 20℃; for 3h; Irradiation;90%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

3-(2,2-difluorocyclopropyl)-6-[5-fluoro-6-(2,2,2-trifluoro-1,1-dimethyl-ethoxy)-3-pyridyl]-[1,2,4]triazolo[4,3-b]pyridazine

3-(2,2-difluorocyclopropyl)-6-[5-fluoro-6-(2,2,2-trifluoro-1,1-dimethyl-ethoxy)-3-pyridyl]-[1,2,4]triazolo[4,3-b]pyridazine

C17H13F6N5O*C20H18O8

C17H13F6N5O*C20H18O8

Conditions
ConditionsYield
With 2,4,6-triphenylpyrylium tetrafluoroborate In toluene at 20℃; for 3h; Irradiation;90%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

(S)-3-amino-1,4,4-trimethylpyrrolidin-2-one
1316216-24-6

(S)-3-amino-1,4,4-trimethylpyrrolidin-2-one

(S)-3-amino-1,4,4-trimethylpyrrolidin-2-one O,O-di-p-toluoyl-(2R,3R)-tartrate
1316216-26-8

(S)-3-amino-1,4,4-trimethylpyrrolidin-2-one O,O-di-p-toluoyl-(2R,3R)-tartrate

Conditions
ConditionsYield
In methanol89%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

ketamine
6740-88-1

ketamine

A

(S)-ketamine (-)-O,O'-di-p-toluoyl-L-tartaric acid salt

(S)-ketamine (-)-O,O'-di-p-toluoyl-L-tartaric acid salt

B

R-(-)-ketamine, (−)-di-p-toluoyl-L-tartaric acid salt

R-(-)-ketamine, (−)-di-p-toluoyl-L-tartaric acid salt

Conditions
ConditionsYield
In ethanol at 25 - 84℃;A 89%
B 70%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

1-[2-(3-hydroxyadamant-1-yl-amino)acetyl] pyrrolidine-(2S)-carbonitrile

1-[2-(3-hydroxyadamant-1-yl-amino)acetyl] pyrrolidine-(2S)-carbonitrile

vildagliptin O,O'-di-p-toluoyl-(2R,3R)-hydrogentartarate

vildagliptin O,O'-di-p-toluoyl-(2R,3R)-hydrogentartarate

Conditions
ConditionsYield
Stage #1: 1-[2-(3-hydroxyadamant-1-yl-amino)acetyl] pyrrolidine-(2S)-carbonitrile With hydrogenchloride In ethanol; water
Stage #2: Di-p-toluoyl-L-tartaric acid In methanol; ethanol; water at 25 - 50℃; for 3h;
88.8%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

escitalopram
128196-01-0

escitalopram

C20H18O8*C20H21FN2O
928652-44-2

C20H18O8*C20H21FN2O

Conditions
ConditionsYield
In ethanol for 2h;88%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

C15H9F5N4O

C15H9F5N4O

C15H9F5N4O*C20H18O8

C15H9F5N4O*C20H18O8

Conditions
ConditionsYield
With 2,4,6-triphenylpyrylium tetrafluoroborate In toluene at 20℃; for 3h; Irradiation;88%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

(S)-1-[3-(dimethylamino)propyl]-1-(4-flouorphenyl)-1,3-dihydro-5-isobenzofuran carbonitrile
128196-02-1

(S)-1-[3-(dimethylamino)propyl]-1-(4-flouorphenyl)-1,3-dihydro-5-isobenzofuran carbonitrile

C20H18O8*C20H21FN2O

C20H18O8*C20H21FN2O

Conditions
ConditionsYield
In ethanol for 2h;87%
cis-2-phenyl-3-aminopiperidine

cis-2-phenyl-3-aminopiperidine

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

[2S]-phenyl-piperidin-[3S]-yl-amine [2R,3R]-bis(4-methyl-benzyloxy)-succinate
168267-14-9, 262598-85-6

[2S]-phenyl-piperidin-[3S]-yl-amine [2R,3R]-bis(4-methyl-benzyloxy)-succinate

Conditions
ConditionsYield
In ethanol; water at 20℃; Heating;86%
(R)-2-amino-2-ethylhexyl hydrogen sulfate

(R)-2-amino-2-ethylhexyl hydrogen sulfate

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

3-hydroxy-4-methoxythiophenol
69845-06-3

3-hydroxy-4-methoxythiophenol

(R)-5-((2-amino-2-ethylhexyl)thio)-2-methoxyphenol di-p-toluoyl-L-tartrate

(R)-5-((2-amino-2-ethylhexyl)thio)-2-methoxyphenol di-p-toluoyl-L-tartrate

Conditions
ConditionsYield
Stage #1: (R)-2-amino-2-ethylhexyl hydrogen sulfate With sodium hydroxide In water for 2h; Reflux;
Stage #2: 3-hydroxy-4-methoxythiophenol In methanol at 20℃; for 1h; Inert atmosphere;
Stage #3: Di-p-toluoyl-L-tartaric acid In acetonitrile at 20 - 45℃; for 7h;
85%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

rac-(1R,2R)-2-(benzylamino)cyclohexanol
40571-86-6, 40571-87-7, 51925-39-4, 131164-07-3, 141553-09-5

rac-(1R,2R)-2-(benzylamino)cyclohexanol

A

C33H35NO8

C33H35NO8

B

(1S,2S)-trans-2-(N-benzyl)amino-1-cyclohexanol
322407-34-1

(1S,2S)-trans-2-(N-benzyl)amino-1-cyclohexanol

Conditions
ConditionsYield
With hydrogenchloride In methanol; water at 20 - 65℃; for 3h; optical yield given as %de;A 83%
B n/a
(S)-2-amino-3-methylbutyric acid (2R,3R,11bR)-3-isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolizin-2-yl ester
1025504-45-3

(S)-2-amino-3-methylbutyric acid (2R,3R,11bR)-3-isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolizin-2-yl ester

Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

C20H18O8*C24H38N2O4

C20H18O8*C24H38N2O4

Conditions
ConditionsYield
In dichloromethane; Isopropyl acetate at 45 - 60℃; for 3h;82%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

moxifloxacin
151096-09-2

moxifloxacin

1-cyclopropyl-7-[(S,S)-2,8-diazabicyclo[4.3.0]non-8-yl]-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid di-p-toluoyl-L-tartarate
1082245-36-0

1-cyclopropyl-7-[(S,S)-2,8-diazabicyclo[4.3.0]non-8-yl]-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid di-p-toluoyl-L-tartarate

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 25 - 80℃; for 13 - 16h;81.93%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

zopiclon
43200-80-2

zopiclon

A

R-zopiclone di-p-toluoyl-L-tartaric acid salt

R-zopiclone di-p-toluoyl-L-tartaric acid salt

B

eszopiclone di-p-toluoyl-L-tartaric acid salt
945843-90-3

eszopiclone di-p-toluoyl-L-tartaric acid salt

Conditions
ConditionsYield
In 1-methyl-pyrrolidin-2-one; water at 60 - 65℃; for 1h; Resolution of racemate;A n/a
B 81.5%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

zopiclon
43200-80-2

zopiclon

eszopiclone di-p-toluoyl-L-tartaric acid salt
945843-90-3

eszopiclone di-p-toluoyl-L-tartaric acid salt

Conditions
ConditionsYield
Stage #1: zopiclon In 1-methyl-pyrrolidin-2-one; water at 60 - 65℃;
Stage #2: Di-p-toluoyl-L-tartaric acid In 1-methyl-pyrrolidin-2-one; water at 60 - 65℃; for 1h;
81.5%
Di-p-toluoyl-L-tartaric acid
32634-66-5

Di-p-toluoyl-L-tartaric acid

(S)-3-amino-1-(p-methoxybenzyl)-4,4-dimethylpyrrolidin-2-one
1248826-58-5

(S)-3-amino-1-(p-methoxybenzyl)-4,4-dimethylpyrrolidin-2-one

(S)-3-amino-1-(p-methoxybenzyl)-4,4-dimethylpyrrolidin-2-one mono-(2R,3R)-O,O'-di(p-toluoyl)tartrate
1248826-82-5

(S)-3-amino-1-(p-methoxybenzyl)-4,4-dimethylpyrrolidin-2-one mono-(2R,3R)-O,O'-di(p-toluoyl)tartrate

Conditions
ConditionsYield
In methanol81%

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