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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

Anhui Dexinjia Biopharm Co., Ltd

As a leading and professional manufacturer of APIs and API intermediates in China,Anhui Dexinjia Biopharm Co., Ltd founded in 2006, Except for the R&D center, our company has built a close cooperation relation with Chinese Academy of Sciences,

4,5-dimethoxy-1 - (aminomethyl) benzocyclobutane/Manufacturer/High quality/Best price/In stock

Cas:73344-75-9

Min.Order:1 Gram

FOB Price: $1.0

Type:Manufacturers

inquiry

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

4,5-dimethoxy-1-(aminomethyl)benzocyclobutane

Cas:73344-75-9

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE CAS:73344-75-9 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical interme

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE CAS:73344-75-9

Cas:73344-75-9

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

Bicyclo[4.2.0]octa-1,3,5-triene-7-methanamine,3,4-dimethoxy-

Cas:73344-75-9

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

Bicyclo[4.2.0]octa-1,3,5-triene-7-methanamine,3,4-dimethoxy-

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

(4,5-dimethoxy-1,2-dihydrocyclobutabenzen-1-yl)methanamine

Cas:73344-75-9

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

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 4,5-dimethoxy homophthalic anhydride Powder CAS 73344-75-9

Cas:73344-75-9

Min.Order:1 Kilogram

FOB Price: $8.2 / 8.8

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE Chemical Properties Boiling point 309℃ density 1.113 Fp 153℃ storage temp. Sealed in dry,2-8°C Ap

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE

Cas:73344-75-9

Min.Order:1 Gram

FOB Price: $66.0

Type:Lab/Research institutions

inquiry

Hangzhou Huarong Pharm Co., Ltd.

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

(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methanamine

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Zhongqi chem Co.,Ltd.

Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service an

4,5-dimethoxy-1-(aminomethyl)benzocyclobutane

Cas:73344-75-9

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

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

4,5-Dimethoxy-1-(aminomethyl)benzocyclobutane

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:10g/bag,or as your request Application:For medicine , pesticide intermediates Tran

4,5-Dimethoxy-1-(aminomethyl)benzocyclobutane

Cas:73344-75-9

Min.Order:1 Gram

Negotiable

Type:Trading Company

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

Bicyclo[4.2.0]octa-1,3,5-triene-7-methanamine, 3,4-dimethoxy...

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

Bicyclo[4.2.0]octa-1,3,5-triene-7-methanamine,3,4-dimethoxy-

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

Bicyclo[4.2.0]octa-1,3,5-triene-7-methanamine,3,4-dimethoxy-

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

Appearance: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

Ivabradine Impurity f CAS No.73344-75-9

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

4,5-Dimethoxy-1-(aminomethyl)benzocyclobutaneAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

4,5-Dimethoxy-1-(aminomethyl)benzocyclobutane

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Other

inquiry

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

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

73344-75-9 Application:intermediate

Bicyclo[4.2.0]octa-1,3,5-triene-7-methanamine, 3,4-dimethoxy-

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Intermediate of Ivabradine hydrochloride

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

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

73344-75-9

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemsigma International Co.,Ltd.

bulk?production Application:Pharmaceutical intermediates

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

LEAP CHEM Co., Ltd.

Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

4,5-Dimethoxy-1-(aminomethyl)benzocyclobutan

Cas:73344-75-9

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

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

(3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methanamine

Cas:73344-75-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shaanxi Mingqi Chemical Co., Ltd

Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.Our advantages:1, High quality with competitive price:1) Standard:BP/USP/EP/Enterprise standard2) All Purity≥99%3) We are manufacturer a

Manufacturer Direct Sales Low Price 4,5-dimethoxy-1-(aminomethyl)benzocyclobutane

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changzhou Pesan Chemical Co.,Ltd

Strong R&D strength and team We have a R&D team with around 30 R&D personnel.All of our employees have chemical backgrounds and have worked in the chemical industry for many years.Our laboratory can synthesize target products with wei

C-(3,4-DIMETHOXY-BICYCLO[4.2.0]OCTA-1(6),2,4-TRIEN-7-YL)-METHYLAMINE

Cas:73344-75-9

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

3,4-dimethoxy-bicyclo[4.2.0]octa-1,3,5-triene-7-carbonitrile
35202-54-1

3,4-dimethoxy-bicyclo[4.2.0]octa-1,3,5-triene-7-carbonitrile

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

Conditions
ConditionsYield
With ammonia; hydrogen; nickel In methanol at 60℃; under 22502.3 Torr; Industry scale;100%
With ammonia; hydrogen In methanol at 20℃; under 2327.23 Torr; for 12h; Solvent; Reagent/catalyst;98%
formic acid
64-18-6

formic acid

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

C12H15NO3

C12H15NO3

Conditions
ConditionsYield
Stage #1: formic acid With 1,1'-carbonyldiimidazole In tetrahydrofuran at 20℃; for 0.25h;
Stage #2: (±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine In tetrahydrofuran at 20℃; for 12h; Reagent/catalyst; Temperature; Solvent;
90%
N-acetyl-(S)-glutamic acid
1188-37-0

N-acetyl-(S)-glutamic acid

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

(1S)-4,5-dimethoxy-1-(aminomethyl)-benzocyclobutane N-acetyl-L-glutamate
869856-08-6

(1S)-4,5-dimethoxy-1-(aminomethyl)-benzocyclobutane N-acetyl-L-glutamate

Conditions
ConditionsYield
In ethanol; water at 20℃; Heating / reflux; Industry scale;40%
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

(S)-ibuprofen
51146-56-6

(S)-ibuprofen

C11H15NO2*2C13H18O2

C11H15NO2*2C13H18O2

Conditions
ConditionsYield
In acetonitrile at 20℃; for 24h; Solvent;40%
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

(S)-ibuprofen
51146-56-6

(S)-ibuprofen

A

C11H15NO2*2C13H18O2

C11H15NO2*2C13H18O2

B

C11H15NO2*2C13H18O2

C11H15NO2*2C13H18O2

Conditions
ConditionsYield
In acetonitrile at 20 - 42℃; for 20h; Temperature; Time; Solvent;A 38%
B n/a
diallylcarbonate
15022-08-9

diallylcarbonate

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

A

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane
869856-07-5

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane

B

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

C

allyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

allyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

D

allyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

allyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

Conditions
ConditionsYield
With Pseudomonas cepacia lipase II In 2-methyltetrahydrofuran at 30℃; for 42h;A n/a
B n/a
C 35%
D n/a
With lipase from Pseudomonas fluorescens In tert-butyl methyl ether at 30℃; for 24h; Catalytic behavior; Reagent/catalyst; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
D n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

A

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane
869856-07-5

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane

B

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

C

benzyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

benzyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

Conditions
ConditionsYield
With Pseudomonas cepacia lipase II In 2-methyltetrahydrofuran at 30℃; for 24h;A n/a
B n/a
C 30%
but-3-enoyl chloride
1470-91-3

but-3-enoyl chloride

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

N-<(4,5-dimethoxybenzocyclobutenyl)methyl>-3-butenamide
73348-43-3

N-<(4,5-dimethoxybenzocyclobutenyl)methyl>-3-butenamide

Conditions
ConditionsYield
With pyridine In dichloromethane29%
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

cis-8,9-dimethoxy-1,2,3,4,4a,5,6,10b-octahydrobenzisoquinoline
73344-71-5, 73344-77-1

cis-8,9-dimethoxy-1,2,3,4,4a,5,6,10b-octahydrobenzisoquinoline

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 29 percent / pyridine / CH2Cl2
2: 57 percent / various solvent(s) / 18 h / Heating
3: LiAlH4, AlCl3 / diethyl ether / 2.25 h / Ambient temperature
View Scheme
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

cis-N-n-propyl-8,9-dimethoxy-1,2,3,4,4a,5,6,10b-octahydrobenzisoquinoline

cis-N-n-propyl-8,9-dimethoxy-1,2,3,4,4a,5,6,10b-octahydrobenzisoquinoline

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 29 percent / pyridine / CH2Cl2
2: 57 percent / various solvent(s) / 18 h / Heating
3: LiAlH4, AlCl3 / diethyl ether / 2.25 h / Ambient temperature
4: NaBH4 / benzene
View Scheme
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

cis-8,9-dimethoxy-1,2,3,4,4a,5,6,10b-octahydrobenzisoquinolin-3-one
73344-76-0, 73344-85-1

cis-8,9-dimethoxy-1,2,3,4,4a,5,6,10b-octahydrobenzisoquinolin-3-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 29 percent / pyridine / CH2Cl2
2: 57 percent / various solvent(s) / 18 h / Heating
View Scheme
diallylcarbonate
15022-08-9

diallylcarbonate

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

A

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

B

allyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

allyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

C

allyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

allyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

Conditions
ConditionsYield
With lipase from Pseudomonas Cepacia In tert-butyl methyl ether at 30℃; for 24h; Catalytic behavior; Reagent/catalyst; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
With Pseudomonas cepacia lipase II In tert-butyl methyl ether at 30℃; for 24h;A n/a
B n/a
C n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

A

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

B

benzyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

benzyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

C

benzyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

benzyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

Conditions
ConditionsYield
With lipase from Pseudomonas Cepacia In tert-butyl methyl ether at 30℃; for 24h; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
With Pseudomonas cepacia lipase II In tert-butyl methyl ether at 30℃; for 24h;A n/a
B n/a
C n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

A

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane
869856-07-5

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane

B

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

C

benzyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

benzyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

D

benzyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

benzyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

Conditions
ConditionsYield
With lipase from Pseudomonas fluorescens In tert-butyl methyl ether at 30℃; for 24h; Catalytic behavior; Reagent/catalyst; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
D n/a
With Pseudomonas cepacia lipase II In tert-butyl methyl ether at 30℃; for 24h;A n/a
B n/a
C n/a
D n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

Diethyl carbonate
105-58-8

Diethyl carbonate

A

ethyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate
869856-10-0

ethyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

B

ethyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

ethyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

Conditions
ConditionsYield
With lipase from Pseudomonas Cepacia In 2-methyltetrahydrofuran at 30℃; for 48h; Inert atmosphere; Enzymatic reaction; Overall yield = 44 %; enantioselective reaction;A n/a
B n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

Diethyl carbonate
105-58-8

Diethyl carbonate

A

ethyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate
869856-10-0

ethyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

B

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

C

ethyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

ethyl {[(7R)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

Conditions
ConditionsYield
With lipase from Pseudomonas Cepacia In 2-methyltetrahydrofuran at 30℃; for 96h; Concentration; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
With Pseudomonas cepacia lipase II In 2-methyltetrahydrofuran at 30℃; for 96h; Enzymatic reaction;A n/a
B n/a
C n/a
With Pseudomonas cepacia lipase II In 2-methyltetrahydrofuran at 30℃; for 24h; Enzymatic reaction;A n/a
B n/a
C n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

Diethyl carbonate
105-58-8

Diethyl carbonate

A

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane
869856-07-5

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane

B

ethyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate
869856-10-0

ethyl {[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}carbamate

C

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

Conditions
ConditionsYield
With lipase from Pseudomonas Cepacia In 2-methyltetrahydrofuran at 30℃; for 24h; Solvent; Concentration; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
With Pseudomonas cepacia lipase II In 2-methyltetrahydrofuran at 30℃; for 24h; Enzymatic reaction;A n/a
B n/a
C n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

ethyl acetate
141-78-6

ethyl acetate

A

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

B

(S)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

(S)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

C

(R)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

(R)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

Conditions
ConditionsYield
With lipase PS IM at 30℃; for 4h; Catalytic behavior; Reagent/catalyst; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

ethyl acetate
141-78-6

ethyl acetate

A

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane
869856-07-5

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane

B

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

C

(S)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

(S)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

D

(R)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

(R)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

Conditions
ConditionsYield
With lipase from Pseudomonas fluorescens at 30℃; for 4h; Catalytic behavior; Reagent/catalyst; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
D n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

1-phenylethyl acetate
93-92-5, 50373-55-2

1-phenylethyl acetate

A

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane
869856-07-5

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane

B

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

C

(S)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

(S)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

D

(R)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

(R)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)acetamide

Conditions
ConditionsYield
With lipase from Pseudomonas Cepacia In tert-butyl methyl ether at 30℃; for 96h; Catalytic behavior; Reagent/catalyst; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
D n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

chloroacetic acid ethyl ester
105-39-5

chloroacetic acid ethyl ester

A

C13H16ClNO3

C13H16ClNO3

B

C13H16ClNO3

C13H16ClNO3

Conditions
ConditionsYield
With lipase from Pseudomonas Cepacia In tert-butyl methyl ether at 30℃; for 96h; Catalytic behavior; Reagent/catalyst; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

chloroacetic acid ethyl ester
105-39-5

chloroacetic acid ethyl ester

C13H16ClNO3

C13H16ClNO3

Conditions
ConditionsYield
With lipase from Pseudomonas fluorescens In tert-butyl methyl ether at 30℃; for 96h; Inert atmosphere; Enzymatic reaction;
methyl methoxyacetate
6290-49-9

methyl methoxyacetate

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

A

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane
869856-07-5

(1S)-4,5-dimethoxy-1-(ammoniummethyl)benzocyclobutane

B

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1422007-49-5

(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

C

(S)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)-2-methoxyacetamide

(S)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)-2-methoxyacetamide

D

(R)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)-2-methoxyacetamide

(R)-N-((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)-2-methoxyacetamide

Conditions
ConditionsYield
With lipase from Pseudomonas Cepacia In tert-butyl methyl ether at 30℃; for 96h; Catalytic behavior; Reagent/catalyst; Resolution of racemate; Inert atmosphere; Enzymatic reaction; enantioselective reaction;A n/a
B n/a
C n/a
D n/a
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

[{(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl}methyl](methyl)amine
866783-12-2

[{(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl}methyl](methyl)amine

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol / 1 h / Reflux
4.1: sodium hydroxide / ethanol; water; dichloromethane / 1 h / 20 °C / pH 10 - 11
View Scheme
Multi-step reaction with 4 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol; Isopropyl acetate / 1 h / Reflux
4.1: sodium hydroxide / water; dichloromethane / 1 h / 20 °C / pH 10 - 11
View Scheme
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

ivabradine hydrochloride
148849-67-6

ivabradine hydrochloride

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol / 1 h / Reflux
4.1: sodium hydroxide / ethanol; water; dichloromethane / 1 h / 20 °C / pH 10 - 11
5.1: acetic acid / ethanol / 0.5 h / 20 °C
5.2: 1 h / 15 - 20 °C
6.1: triethylamine / acetonitrile / 12 h / 20 °C
7.1: hydrogenchloride; pyrographite / acetonitrile / 0.17 h / 70 °C / pH 2 - 3
View Scheme
Multi-step reaction with 7 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol; Isopropyl acetate / 1 h / Reflux
4.1: sodium hydroxide / water; dichloromethane / 1 h / 20 °C / pH 10 - 11
5.1: acetic acid / ethanol / 0.5 h / 20 °C
5.2: 1 h / 15 - 20 °C
6.1: triethylamine / acetonitrile / 12 h / 20 °C
7.1: hydrogenchloride; pyrographite / acetonitrile / 0.17 h / 70 °C / pH 2 - 3
View Scheme
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

ivabradine
155974-00-8

ivabradine

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol / 1 h / Reflux
4.1: sodium hydroxide / ethanol; water; dichloromethane / 1 h / 20 °C / pH 10 - 11
5.1: acetic acid / ethanol / 0.5 h / 20 °C
5.2: 1 h / 15 - 20 °C
6.1: triethylamine / acetonitrile / 12 h / 20 °C
View Scheme
Multi-step reaction with 6 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol; Isopropyl acetate / 1 h / Reflux
4.1: sodium hydroxide / water; dichloromethane / 1 h / 20 °C / pH 10 - 11
5.1: acetic acid / ethanol / 0.5 h / 20 °C
5.2: 1 h / 15 - 20 °C
6.1: triethylamine / acetonitrile / 12 h / 20 °C
View Scheme
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

(1S)-4,5-dimethoxy-1-[(methylamino)methyl]benzocyclobutane N-acetyl-L-glutamic acid

(1S)-4,5-dimethoxy-1-[(methylamino)methyl]benzocyclobutane N-acetyl-L-glutamic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol / 1 h / Reflux
View Scheme
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

(1S)-4,5-dimethoxy-1-[(methylamino)methyl]benzocyclobutane dextro mandelate

(1S)-4,5-dimethoxy-1-[(methylamino)methyl]benzocyclobutane dextro mandelate

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol; Isopropyl acetate / 1 h / Reflux
View Scheme
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

({3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl}methyl)(methyl)amine
148870-56-8

({3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl}methyl)(methyl)amine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
View Scheme
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
73344-75-9

(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine

1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
866783-13-3

1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol / 1 h / Reflux
4.1: sodium hydroxide / ethanol; water; dichloromethane / 1 h / 20 °C / pH 10 - 11
5.1: acetic acid / ethanol / 0.5 h / 20 °C
5.2: 1 h / 15 - 20 °C
View Scheme
Multi-step reaction with 5 steps
1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C
1.2: 12 h / 20 °C
2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C
3.1: ethanol; Isopropyl acetate / 1 h / Reflux
4.1: sodium hydroxide / water; dichloromethane / 1 h / 20 °C / pH 10 - 11
5.1: acetic acid / ethanol / 0.5 h / 20 °C
5.2: 1 h / 15 - 20 °C
View Scheme

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