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hangzhou verychem science and technology co.ltd

Application:Pharmaceutical raw materials/fine chemical

4-Chlorobutanal dimethyl acetal

Cas:29882-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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 ch

4-Chlorobutanal dimethyl acetal

Cas:29882-07-3

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

High quality 4-Chlorobutanal Dimethyl Acetal supplier in China

Cas:29882-07-3

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

4-Chloro-1,1-dimethoxybutane

Cas:29882-07-3

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be

4-Chlorobutanal dimethyl acetal CAS:29882-07-3

Cas:29882-07-3

Min.Order:1 Kilogram

FOB Price: $100.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

New production CAS 29882-07-3 with best quality

Cas:29882-07-3

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&amp

4-Chlorobutanal dimethyl acetal/ LIDE PHARMA- Factory supply / Best price

Cas:29882-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

Advantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best service is

4-Chlorobutanal dimethyl acetal CAS No 29882-07-3

Cas:29882-07-3

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

Butane,4-chloro-1,1-dimethoxy- 29882-07-3

Cas:29882-07-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

4-Chlorobutanal dimethyl acetal CAS:29882-07-3 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

4-Chlorobutanal dimethyl acetal CAS:29882-07-3

Cas:29882-07-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

4-Chlorobutanal dimethyl acetal

Cas:29882-07-3

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

Butane,4-chloro-1,1-dimethoxy-

Cas:29882-07-3

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

4-Chlorobutanal Dimethyl Acetal

Cas:29882-07-3

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures

4-Chloro-1,1-dimethoxybutane

Cas:29882-07-3

Min.Order:1 Kilogram

FOB Price: $30.0 / 50.0

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

4-Chlorobutanal dimethyl acetal

Cas:29882-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

4-CHLOROBUTANAL DIMETHYL ACETAL

Cas:29882-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply 4-CHLORO BUTYALDEHYDE DIMETHYL ACETAL

Cas:29882-07-3

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

4-Chlorobutanaldimethylacetal CAS NO.29882-07-3

Cas:29882-07-3

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as

29882-07-3

Cas:29882-07-3

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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 o

TIANFU CHEM 4-Chlorobutanal dimethyl acetal

Cas:29882-07-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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,

4-Chlorobutanal dimethyl acetal

Cas:29882-07-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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,

4-Chlorobutanaldimethylacetal

Cas:29882-07-3

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

4-Chlorobutanal dimethyl acetal Chemical Properties Boiling point 120 °C / 40mmHg density 1.04 refractive index 1.4270-1.4310 Fp 43°C(lit.) storage temp. Inert atmosphere,2-8°C InChIKey LTLKJYMNUSSFAH-UHFFFAOYSA-N C

4-chlorobutyraldehyde dimethyl acetal

Cas:29882-07-3

Min.Order:1 Gram

FOB Price: $66.0

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product name: 4-Chloro-1,1-dimethoxybutane CAS No.:29882-07-3 Molecule Formula:C6H13ClO2 Molecule Weight:152.62 Purity: 98.0% Package: 25kg/drum Description: Colorless liquide Manufacture Standards:Enterprise Standard

High Quality 4-Chloro-1,1-dimethoxybutane

Cas:29882-07-3

Min.Order:1 Kilogram

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

4-Chlorobutanal dimethyl acetal

Cas:29882-07-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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-chlorobutanal dimethyl acetal

Cas:29882-07-3

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-Chlorobutanal dimethyl acetal

Cas:29882-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Win-Win chemical Co.Ltd

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

4-Chloro-1,1-dimethoxybutane cas no. 29882-07-3 98%

Cas:29882-07-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Greenutra Resource Inc

4-CHLORO BUTYALDEHYDE DIMETHYL ACETALAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air

4-CHLORO BUTYALDEHYDE DIMETHYL ACETAL

Cas:29882-07-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hubei Vanz Pharm Co.,Ltd

ISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai

4-Chlorobutanal dimethyl acetal

Cas:29882-07-3

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Synthetic route

4-chlorobutyraldehyde
6139-84-0

4-chlorobutyraldehyde

trimethyl orthoformate
149-73-5

trimethyl orthoformate

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With toluene-4-sulfonic acid; triethylamine In neat (no solvent) at 20℃;84%
With toluene-4-sulfonic acid In methanol
methanol
67-56-1

methanol

4-chloro-butyric acid ethyl ester
3153-36-4

4-chloro-butyric acid ethyl ester

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
Stage #1: 4-chloro-butyric acid ethyl ester With hydrogenchloride; diisobutylaluminium hydride In hexane; dichloromethane at -78℃; for 1h;
Stage #2: methanol With sulfuric acid for 18h;
78%
methanol
67-56-1

methanol

4-chloro-1-acetoxy-1-butene
763101-16-2

4-chloro-1-acetoxy-1-butene

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With amberlyst-15 Heating;74%
Amberlyst 15 acidic ion-exchange resin Heating / reflux;74.4%
4-chlorobutyraldehyde
6139-84-0

4-chlorobutyraldehyde

2,2-dimethoxy-propane
77-76-9

2,2-dimethoxy-propane

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With toluene-4-sulfonic acid50%
methanol
67-56-1

methanol

4-chlorobutyraldehyde
6139-84-0

4-chlorobutyraldehyde

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With thio-xanthene-9-one for 1.5h; Irradiation; Sealed tube; Green chemistry;33%
With sulfuric acid for 1h; Yield given;
tetramethylorthosilicate
681-84-5

tetramethylorthosilicate

4-Chlorobutanoyl chloride
4635-59-0

4-Chlorobutanoyl chloride

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With Pd-BaSO4; hydrogen
4-Chlorobutanoyl chloride
4635-59-0

4-Chlorobutanoyl chloride

trimethyl orthoformate
149-73-5

trimethyl orthoformate

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With Pd-BaSO4; hydrogen
methanol
67-56-1

methanol

Cyclopropanecarboxaldehyde
1489-69-6

Cyclopropanecarboxaldehyde

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With hydrogenchloride
methanol
67-56-1

methanol

4-Chlorobutanoyl chloride
4635-59-0

4-Chlorobutanoyl chloride

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With Pd-BaSO4; sulfuric acid; nitrogen; hydrogen 1.) toluene, reflux, 6 h, 2.) room temperature, 0.5 h; Yield given. Multistep reaction;
tetramethylorthosilicate
681-84-5

tetramethylorthosilicate

4-chloro-butyryl bromide

4-chloro-butyryl bromide

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With Pd-BaSO4; hydrogen
trimethyl orthoformate
149-73-5

trimethyl orthoformate

4-chloro-butyryl bromide

4-chloro-butyryl bromide

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Conditions
ConditionsYield
With Pd-BaSO4; hydrogen
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

tetramethylene glutarimide
1075-89-4

tetramethylene glutarimide

8-(4,4-dimethoxybutyl)-8-azaspiro[4.5]decane-7,9-dione
1359159-58-2

8-(4,4-dimethoxybutyl)-8-azaspiro[4.5]decane-7,9-dione

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium carbonate In dimethyl sulfoxide at 80℃; for 4h;96%
phthalimide
136918-14-4

phthalimide

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

dimethyl acetal of γ-phtalimidobutyrylaldehyde
86492-19-5

dimethyl acetal of γ-phtalimidobutyrylaldehyde

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium carbonate In dimethyl sulfoxide at 75℃; for 2.5h;95%
7-hydroxy-3,4-dihydro-2-(1H)-quinolinone
22246-18-0

7-hydroxy-3,4-dihydro-2-(1H)-quinolinone

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

7-(4,4-dimethoxybutoxy)-3,4-dihydro-1H-quinolin-2-one
1359159-57-1

7-(4,4-dimethoxybutoxy)-3,4-dihydro-1H-quinolin-2-one

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium carbonate In dimethyl sulfoxide at 115℃; for 4h;95%
cis-hexahydro-pyrrolo[3,4-b]pyrrole-5-carboxylic acid methyl ester
1378811-99-4

cis-hexahydro-pyrrolo[3,4-b]pyrrole-5-carboxylic acid methyl ester

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

(cis)-1-(4,4-Dimethoxy-butyl)-hexahydro-pyrrolo[3,4-b]pyrrole-5-carboxylic acid methyl ester

(cis)-1-(4,4-Dimethoxy-butyl)-hexahydro-pyrrolo[3,4-b]pyrrole-5-carboxylic acid methyl ester

Conditions
ConditionsYield
With sodium iodide; sodium carbonate In 1,2-dimethoxyethane94%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

5-vinylpyridin-2(1H)-one
1147938-98-4

5-vinylpyridin-2(1H)-one

C13H19NO3

C13H19NO3

Conditions
ConditionsYield
With potassium carbonate; potassium iodide In methanol for 21h; Inert atmosphere; Reflux;89%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

dimethyl amine
124-40-3

dimethyl amine

4-(N,N-dimethylamino)butyraldehyde dimethyl acetal
19718-92-4

4-(N,N-dimethylamino)butyraldehyde dimethyl acetal

Conditions
ConditionsYield
In water 1.) r.t., 15 min, 2.) 62 deg C, 1 h;87%
In water at 20℃;84%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

2-amino-3-(3,4-dimethoxybenz-1-yl)propanoic acid methyl ester
78392-35-5

2-amino-3-(3,4-dimethoxybenz-1-yl)propanoic acid methyl ester

(5S,10bS)-methyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate
1269617-12-0

(5S,10bS)-methyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate

Conditions
ConditionsYield
With trifluoroacetic acid In dichloromethane at 20℃; for 4h; Pictet-Spengler cyclisation; Inert atmosphere; Molecular sieve; stereoselective reaction;82%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

A

4-Hydroxy-4-methyl-2-pentanone
123-42-2

4-Hydroxy-4-methyl-2-pentanone

B

4-iodobutyraldehyde dimethyl acetal
91988-32-8

4-iodobutyraldehyde dimethyl acetal

C

4-iodobutyraldehyde
77406-93-0

4-iodobutyraldehyde

Conditions
ConditionsYield
With sodium iodide In acetone at 56℃; for 10h;A n/a
B 80%
C n/a
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

(S)-2-amino-3-(3,4-dimethoxyphenyl)propionic acid methyl ester
78083-80-4

(S)-2-amino-3-(3,4-dimethoxyphenyl)propionic acid methyl ester

A

(5S,10bS)-methyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate
1269617-12-0

(5S,10bS)-methyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate

B

(5S,10bR)-methyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate
1269617-13-1

(5S,10bR)-methyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate

Conditions
ConditionsYield
With trifluoroacetic acid In dichloromethane at 20℃; for 4h; Pictet-Spengler cyclisation; Inert atmosphere; Molecular sieve; optical yield given as %de; stereoselective reaction;A 80%
B 18%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

7-hydroxy-1H-quinolin-2-one
70500-72-0

7-hydroxy-1H-quinolin-2-one

7-(4,4-dimethoxybutoxy)quinolin-2(1H)-one

7-(4,4-dimethoxybutoxy)quinolin-2(1H)-one

Conditions
ConditionsYield
Stage #1: 7-hydroxy-1H-quinolin-2-one With potassium carbonate In N,N-dimethyl-formamide at 25 - 35℃; for 0.5h;
Stage #2: 4-chlorobutanal dimethyl acetal In N,N-dimethyl-formamide at 70 - 75℃; for 10h;
80%
With tetrabutylammomium bromide; potassium carbonate In dimethyl sulfoxide at 20 - 70℃; for 20h;
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

4-azido-1,1-dimethoxybutane
114819-95-3

4-azido-1,1-dimethoxybutane

Conditions
ConditionsYield
With sodium azide; tetraoctylammonium chloride In water for 6h; Heating;79%
morpholine
110-91-8

morpholine

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

4-(Morpholin-4-yl) Butanal Dimethyl Acetal
175459-02-6

4-(Morpholin-4-yl) Butanal Dimethyl Acetal

Conditions
ConditionsYield
In water; ethyl acetate78%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

4-((1-pyrrolidinylsulfonyl)methyl)phenylhydrazine

4-((1-pyrrolidinylsulfonyl)methyl)phenylhydrazine

1-[[3-(2-aminoethyl)-1H-indol-5-yl]methylsulfonyl]pyrrolidine
181178-24-5

1-[[3-(2-aminoethyl)-1H-indol-5-yl]methylsulfonyl]pyrrolidine

Conditions
ConditionsYield
Stage #1: 4-chlorobutanal dimethyl acetal With hydrogenchloride In methanol; water at 20℃; for 1h; Large scale;
Stage #2: 4-((1-pyrrolidinylsulfonyl)methyl)phenylhydrazine In methanol; water Large scale; Further stages;
75%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

Ethyl nipecotate
71962-74-8

Ethyl nipecotate

ethyl 1-(4,4-dimethoxybutyl)piperidine-3-carboxylate

ethyl 1-(4,4-dimethoxybutyl)piperidine-3-carboxylate

Conditions
ConditionsYield
With potassium carbonate In acetone at 70℃; for 62h; Darkness;74%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

methyl-alpha-D-glucopyranoside
97-30-3

methyl-alpha-D-glucopyranoside

C11H19ClO6

C11H19ClO6

Conditions
ConditionsYield
With camphor-10-sulfonic acid In acetonitrile at 70℃; Molecular sieve;70%
(S)-benzyl 2-amino-3-(3,4-dimethoxyphenyl)propanoate

(S)-benzyl 2-amino-3-(3,4-dimethoxyphenyl)propanoate

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

A

(5S,10bS)-benzyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate
1269617-18-6

(5S,10bS)-benzyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate

B

(5S,10bR)-benzyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate
1269617-19-7

(5S,10bR)-benzyl 8,9-dimethoxy-1,2,3,5,6,10b-hexahydropyrrolo[2,1-a]isoquinoline-5-carboxylate

Conditions
ConditionsYield
With trifluoroacetic acid In dichloromethane at 20℃; for 4h; Pictet-Spengler cyclisation; Inert atmosphere; Molecular sieve; optical yield given as %de; stereoselective reaction;A 60%
B 31%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

(2S)-N(H)-2-2-<(N-benzyl-N-methylamino)methyl>pyrrolidine
177948-63-9

(2S)-N(H)-2-2-<(N-benzyl-N-methylamino)methyl>pyrrolidine

(2S)-4-<3-<(N-benzyl-N-methylamino)methyl>pyrrolidin-1-yl>butanal dimethyl acetal
1026912-47-9

(2S)-4-<3-<(N-benzyl-N-methylamino)methyl>pyrrolidin-1-yl>butanal dimethyl acetal

Conditions
ConditionsYield
With sodium carbonate; sodium iodide In 1,2-dimethoxyethane for 18h; Heating;57%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

4-(1,2,4-triazol-4-yl)phenylhydrazine
154594-16-8

4-(1,2,4-triazol-4-yl)phenylhydrazine

2-[5-(1,2,4-triazol-4-yl)-1H-indol-3-yl]ethylamine

2-[5-(1,2,4-triazol-4-yl)-1H-indol-3-yl]ethylamine

Conditions
ConditionsYield
With ammonia; hydrogenchloride In methanol; ethanol; dichloromethane; water49%
1H-imidazole
288-32-4

1H-imidazole

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

1-(4,4-dimethoxybutyl)-1H-imidazole

1-(4,4-dimethoxybutyl)-1H-imidazole

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran for 18h; Inert atmosphere; Reflux;48%
methanol
67-56-1

methanol

[4-(methoxycarbonyl)phenyl]hydrazine hydrochloride
6296-89-5

[4-(methoxycarbonyl)phenyl]hydrazine hydrochloride

4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

6-methoxycarbonyltryptamine

6-methoxycarbonyltryptamine

Conditions
ConditionsYield
Stage #1: [4-(methoxycarbonyl)phenyl]hydrazine hydrochloride; 4-chlorobutanal dimethyl acetal In ethanol; water for 18h;
Stage #2: methanol With thionyl chloride at 80℃;
47%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

(3R)-N(H)-3-(benzyloxy)pyrrolidine
177948-70-8

(3R)-N(H)-3-(benzyloxy)pyrrolidine

(3R)-4-<3-(benzyloxy)pyrrolidin-1-yl>butanal dimethyl acetal
177947-68-1

(3R)-4-<3-(benzyloxy)pyrrolidin-1-yl>butanal dimethyl acetal

Conditions
ConditionsYield
With potassium carbonate In tetrahydrofuran for 48h; Heating;44%
With sodium carbonate; sodium iodide In 1,2-dimethoxyethane
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

potassium carbonate
584-08-7

potassium carbonate

1-t-Butoxycarbonylpiperazine
57260-71-6

1-t-Butoxycarbonylpiperazine

4-(4-tert-Butyloxycarbonyl)piperazin-1-yl Butanal Dimethyl Acetal
175459-01-5

4-(4-tert-Butyloxycarbonyl)piperazin-1-yl Butanal Dimethyl Acetal

Conditions
ConditionsYield
In water; N,N-dimethyl-formamide42%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

4-(1,2,4-triazol-1-ylmethyl)phenylhydrazine
144035-22-3

4-(1,2,4-triazol-1-ylmethyl)phenylhydrazine

2-<5-(1,2,4-triazol-1-ylmethyl)-1H-indol-3-yl>ethylamine
144035-23-4

2-<5-(1,2,4-triazol-1-ylmethyl)-1H-indol-3-yl>ethylamine

Conditions
ConditionsYield
With hydrogenchloride In ethanol for 4h; Heating;38%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

4-hydrazinobenzonitrile hydrochloride
2863-98-1

4-hydrazinobenzonitrile hydrochloride

3-(2-aminoethyl)-5-cyano-1H-indole hydrochloride

3-(2-aminoethyl)-5-cyano-1H-indole hydrochloride

Conditions
ConditionsYield
In ethanol; water for 18h; Heating;35%
4-chlorobutanal dimethyl acetal
29882-07-3

4-chlorobutanal dimethyl acetal

4-ethoxycarbonylphenylhydrazine hydrochloride
40566-85-6

4-ethoxycarbonylphenylhydrazine hydrochloride

2-(5-Carboethoxy-1H-indol-3-yl)ethylamine
7272-54-0

2-(5-Carboethoxy-1H-indol-3-yl)ethylamine

Conditions
ConditionsYield
In ethanol; water for 2h; Heating;34.4%
In ethanol; water

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