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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

Butane,1,4-diisocyanato-

Cas:4538-37-8

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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

1,4-Diisocyanatobutane

Cas:4538-37-8

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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

Manufacturer supply CAS 4538-37-8 with best quality

Cas:4538-37-8

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

Butane,1,4-diisocyanato-/ LIDE PHARMA- Factory supply / Best price

Cas:4538-37-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

Butane,1,4-diisocyanato-

Cas:4538-37-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

1,4-DIISOCYANATOBUTANE CAS:4538-37-8 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 organic int

1,4-DIISOCYANATOBUTANE CAS:4538-37-8

Cas:4538-37-8

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

Butane,1,4-diisocyanato-

Cas:4538-37-8

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,1,4-diisocyanato-

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

Butane,1,4-diisocyanato-

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

1,4-Butanediisocyanate

Cas:4538-37-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

1,4-DIISOCYANATOBUTANE Chemical Properties Melting point 0°C Boiling point 102-104 °C14 mm Hg(lit.) density 1.105 g/mL at 25 °C(lit.) refractive index n20/D 1.453 Fp 224 °F storage temp. 2-8°C form Liqu

1,4-DIISOCYANATOBUTANE

Cas:4538-37-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

1,4-Butanediisocyanate

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

1,4-diisocyanatobutane

Cas:4538-37-8

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

1,4-diisocyanatobutane

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

1,4-DIISOCYANATOBUTANE

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Manufacturers

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

Butane,1,4-diisocyanato-

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Butane,1,4-diisocyanato- Application:Organic Chemicals

4538-37-8

Cas:4538-37-8

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

1,4-DIISOCYANATOBUTANE CAS No.4538-37-8

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

DB BIOTECH CO., LTD

best seller Application:API

1,4-DIISOCYANATOBUTANE

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Butane,1,4-diisocyanato- cas 4538-37-8Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Butane,1,4-diisocyanato- cas 4538-37-8

Cas:4538-37-8

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

1,4-DIISOCYANATOBUTANE

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

4538-37-8 Application:intermediate

1,4-diisocyanatobutane

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

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

4538-37-8

Cas:4538-37-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Muhuang Technology Co., Ltd

best seller Application:API

1,4-DIISOCYANATOBUTANE

Cas:4538-37-8

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

1,4-DIISOCYANATOBUTANE

Cas:4538-37-8

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

1,4-Diisocyanatobutane

Cas:4538-37-8

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

Amadis Chemical offer CAS#4538-37-8;CAT#A7155

Cas:4538-37-8

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

suzhou BetterBioChem Co., Ltd.

Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in

1,4-Diisocyanatobutane

Cas:4538-37-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Chongqing Yuhan Technology Co.,Ltd.

Founded in 2017, Chongqing Yuhan Technology Co., Ltd. is an innovative manufacturer of chemical products and technical service providers. Our business includes sales of chemicals, flavors and fragrances, API, pharmaceutical intermediates, water tre

High qualityButane,1,4-diisocyanato- CAS NO.4538-37-8

Cas:4538-37-8

Min.Order:40 Kilogram

Negotiable

Type:Trading Company

inquiry

HuBei Ipure Biotech CO.,ltd

HuBei ipure is a diversified product production and operation enterprise, with API, pharma intermediates, and other fine chemicals as well as R&D and pigments development and sales as one of the large enterprises, with more than 130 acres of pl

1,4-Butanediisocyanate

Cas:4538-37-8

Min.Order:1 Gram

FOB Price: $1.0

Type:Trading Company

inquiry

Synthetic route

1,4-butamethylene-bis(phenyl carbamate)
102016-85-3

1,4-butamethylene-bis(phenyl carbamate)

A

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

B

phenol
108-95-2

phenol

Conditions
ConditionsYield
In diphenylether at 240℃; for 2h; Inert atmosphere;A 58%
B n/a
Adipic acid dichloride
111-50-2

Adipic acid dichloride

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Conditions
ConditionsYield
Stage #1: Adipic acid dichloride With sodium azide In water; acetone
Stage #2: In cyclohexane Curtius Rearrangement; Heating; Further stages.;
57%
N,N'-diacetoxy-adipamide
24230-70-4

N,N'-diacetoxy-adipamide

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Conditions
ConditionsYield
at 200℃; for 0.5h; Lossen Rearrangement;2%
adipic diazide
25021-15-2

adipic diazide

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Conditions
ConditionsYield
With benzene
phosgene
75-44-5

phosgene

1,4-diaminobutane
110-60-1

1,4-diaminobutane

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

methylammonium carbonate
15719-64-9, 15719-76-3, 97762-63-5

methylammonium carbonate

1,4-diaminobutane
110-60-1

1,4-diaminobutane

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Conditions
ConditionsYield
With 1,2-dichloro-benzene Behandeln mit Phosgen;
With 1,2-dichloro-benzene Behandeln mit Phosgen;
NN'-diformyl-1,4-diaminobutane
50326-52-8

NN'-diformyl-1,4-diaminobutane

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Conditions
ConditionsYield
With bromine In benzene
phosgene
75-44-5

phosgene

1,4-diaminobutane
110-60-1

1,4-diaminobutane

A

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

B

pyrrolidine-carboxylic acid-(1)-chloride

pyrrolidine-carboxylic acid-(1)-chloride

phosgene
75-44-5

phosgene

1.4-diamino-butane dihydrochloride

1.4-diamino-butane dihydrochloride

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Conditions
ConditionsYield
With 1,2-dichloro-benzene at 160 - 180℃;
1,4-dichlorobutane
110-56-5

1,4-dichlorobutane

sodium cyanate

sodium cyanate

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Conditions
ConditionsYield
With N,N-dimethyl-formamide
adipic acid dihydrazide
1071-93-8

adipic acid dihydrazide

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Conditions
ConditionsYield
Stage #1: adipic acid dihydrazide With hydrogenchloride; sodium nitrite In water at 0 - 8℃; Curtius Rearrangement;
Stage #2: In benzene at 64℃;
bis(trichloromethyl) carbonate
32315-10-9

bis(trichloromethyl) carbonate

1,4-diaminobutane
110-60-1

1,4-diaminobutane

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 0 - 30℃; for 1.5h; Inert atmosphere;
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

adamantan-2-amine hydrochloride
10523-68-9

adamantan-2-amine hydrochloride

1,4-(tetramthylene)bis[(adamant-2-yl)urea]
1607795-42-5

1,4-(tetramthylene)bis[(adamant-2-yl)urea]

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 0 - 25℃; for 12h; Inert atmosphere;99%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

1-Adamantanamine
768-94-5

1-Adamantanamine

1,1'-(butane-1,4-diyl)bis[3-(adamantan-1-yl)urea]
1607795-35-6

1,1'-(butane-1,4-diyl)bis[3-(adamantan-1-yl)urea]

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 15 - 25℃; for 6h;99%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

1,3,4,6-tetra-O-acetyl-D-glucosamine hydrochloride
5432-46-2, 10034-19-2, 10034-20-5, 34948-62-4, 110253-00-4

1,3,4,6-tetra-O-acetyl-D-glucosamine hydrochloride

1,4-bis<3-(1,3,4,6-tetra-O-acetyl-2-deoxy-β-D-glucopyranos-2-yl)ureido>butane

1,4-bis<3-(1,3,4,6-tetra-O-acetyl-2-deoxy-β-D-glucopyranos-2-yl)ureido>butane

Conditions
ConditionsYield
With water; calcium carbonate In dichloromethane Ambient temperature;98%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

amantadine hydrochloride
665-66-7

amantadine hydrochloride

1,1'-(butane-1,4-diyl)bis[3-(adamantan-1-yl)urea]
1607795-35-6

1,1'-(butane-1,4-diyl)bis[3-(adamantan-1-yl)urea]

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 0 - 25℃; for 12h; Inert atmosphere;98%
With triethylamine In N,N-dimethyl-formamide at 0 - 25℃; for 12h; Inert atmosphere;
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

ethyl 2-oxopyrrolidine-5-carboxylate
66183-71-9

ethyl 2-oxopyrrolidine-5-carboxylate

ethyl 1-({[4-({[2-(ethoxycarbonyl)-5-oxopyrrolidin-1-yl]carbonyl}amino)butyl]amino}carbonyl)-5-oxopyrrolidine-2-carboxylate

ethyl 1-({[4-({[2-(ethoxycarbonyl)-5-oxopyrrolidin-1-yl]carbonyl}amino)butyl]amino}carbonyl)-5-oxopyrrolidine-2-carboxylate

Conditions
ConditionsYield
With sodium hydride In diethyl ether at 20℃; for 1h;97%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

1,1'-(butane-1,4-diyl)bis{3-[1-(adamantan-1-yl)ethyl]urea}
1607795-36-7

1,1'-(butane-1,4-diyl)bis{3-[1-(adamantan-1-yl)ethyl]urea}

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 15 - 25℃; for 6h;97%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

1-(adamantan-1-yl)-2-aminobutane
779989-20-7

1-(adamantan-1-yl)-2-aminobutane

1,1'-(butane-1,4-diyl)bis{-3-[1-(adamantan-1-yl)butane-2-yl]urea}

1,1'-(butane-1,4-diyl)bis{-3-[1-(adamantan-1-yl)butane-2-yl]urea}

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 15 - 25℃; for 6h;97%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

3-(adamantan-1-yloxy)propan-1-amine
21624-07-7

3-(adamantan-1-yloxy)propan-1-amine

1,1'-(butane-1,4-diyl)bis{3-[3-(adamantan-1-yloxy)propyl]urea}

1,1'-(butane-1,4-diyl)bis{3-[3-(adamantan-1-yloxy)propyl]urea}

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 20℃; for 12h;97%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

1,1'-(butane-1,4-diyl)bis{3-[1-(adamantan-1-yl)ethyl]urea}
1607795-36-7

1,1'-(butane-1,4-diyl)bis{3-[1-(adamantan-1-yl)ethyl]urea}

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 0 - 25℃; for 12h; Inert atmosphere;96%
With triethylamine In N,N-dimethyl-formamide at 0 - 25℃; for 12h; Inert atmosphere;
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

with 1-(adamant-1-yl)butan-2-amine hydrochloride
1607795-44-7

with 1-(adamant-1-yl)butan-2-amine hydrochloride

1,4-(tetramethylene)bis{[(adamant-1-yl)sec-butyl-1]urea}
1607795-37-8

1,4-(tetramethylene)bis{[(adamant-1-yl)sec-butyl-1]urea}

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 0 - 25℃; for 12h; Inert atmosphere;96%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

3-aminophenylboronic acid pinacolate
210907-84-9

3-aminophenylboronic acid pinacolate

1,1'-(butane-1,4-diyl)bis(3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)urea)

1,1'-(butane-1,4-diyl)bis(3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)urea)

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 60℃; for 2h;95%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

2-aminobicyclo[2.2.1]heptane hydrochloride

2-aminobicyclo[2.2.1]heptane hydrochloride

1,1'-(butane-1,4-diyl)bis(3-(bicyclo[2.2.1]heptan-2-yl)urea)

1,1'-(butane-1,4-diyl)bis(3-(bicyclo[2.2.1]heptan-2-yl)urea)

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 20℃; for 12h;95%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

Norbornylamine
822-98-0

Norbornylamine

1,1'-(butane-1,4-diyl)bis(3-(bicyclo[2.2.1]heptan-2-yl)urea)

1,1'-(butane-1,4-diyl)bis(3-(bicyclo[2.2.1]heptan-2-yl)urea)

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 0 - 20℃; for 8h;95%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

DL-(±)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-amine hydrochloride

DL-(±)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-amine hydrochloride

1,1'-(butane-1,4-diyl)bis(3-(1,7,7-trimethylbicyclo[2.2.1]heptan-2-yl)urea)

1,1'-(butane-1,4-diyl)bis(3-(1,7,7-trimethylbicyclo[2.2.1]heptan-2-yl)urea)

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 20℃; for 12h;94%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

bornylamine
4481-88-3

bornylamine

1,1'-(butane-1,4-diyl)bis(3-(1,7,7-trimethylbicyclo[2.2.1]heptan-2-yl)urea)

1,1'-(butane-1,4-diyl)bis(3-(1,7,7-trimethylbicyclo[2.2.1]heptan-2-yl)urea)

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 0 - 20℃; for 8h;94%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

7-diethylamino-2-imino-2H-1-benzopyran-3-carbonitrile
80860-07-7

7-diethylamino-2-imino-2H-1-benzopyran-3-carbonitrile

1,1'-(butane-1,4-diyl)bis{3-[3-cyano-7-(diethylamino)-2H-chromen-2-ylidene]urea}
1209400-38-3

1,1'-(butane-1,4-diyl)bis{3-[3-cyano-7-(diethylamino)-2H-chromen-2-ylidene]urea}

Conditions
ConditionsYield
In chloroform at 0 - 20℃;88%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

4,6-diisopropyl-1,3-bis[methylene-(N'-2-aminophenylureylene)]-m-xylene
246018-53-1

4,6-diisopropyl-1,3-bis[methylene-(N'-2-aminophenylureylene)]-m-xylene

C34H44N8O4

C34H44N8O4

Conditions
ConditionsYield
In N,N-dimethyl-formamide Cycloaddition;85%
1,6-hexanediol
629-11-8

1,6-hexanediol

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

C18H30N4O6

C18H30N4O6

Conditions
ConditionsYield
With dibutyltin dilaurate In diethyl ether at 0 - 20℃; for 4h; Inert atmosphere; Schlenk technique;85%
N-(tert-butyloxycarbonyl)-S-methylisothiourea
173998-77-1

N-(tert-butyloxycarbonyl)-S-methylisothiourea

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

N1,N4-bis{[(tert-butoxycarbonylamino)(methylsulfanyl)methylene]aminocarbonyl}butane-1,4-diamine

N1,N4-bis{[(tert-butoxycarbonylamino)(methylsulfanyl)methylene]aminocarbonyl}butane-1,4-diamine

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 2.5h;83%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

5-Diazoimidazole-4-carboxamide
102613-59-2

5-Diazoimidazole-4-carboxamide

C14H14N12O4

C14H14N12O4

Conditions
ConditionsYield
In dimethyl sulfoxide at 25℃; for 12h;82%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

N-BOC-1,2-diaminoethane
57260-73-8

N-BOC-1,2-diaminoethane

di-tert-butyl (4,11-dioxo-3,5,10,12-tetraazatetradecane-1,14-diyl)biscarbamate

di-tert-butyl (4,11-dioxo-3,5,10,12-tetraazatetradecane-1,14-diyl)biscarbamate

Conditions
ConditionsYield
In chloroform at 20℃; for 1h;82%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

2,3,4,5,6-Penta-O-acetyl-1-amino-1-deoxy-D-glucitol hydrochloride

2,3,4,5,6-Penta-O-acetyl-1-amino-1-deoxy-D-glucitol hydrochloride

C38H58N4O22

C38H58N4O22

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane for 12h;81%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

L-alanine methyl ester hydrochloride
2491-20-5

L-alanine methyl ester hydrochloride

methyl (2S)-2-[[4-[[[(1S)-2-methoxy-1-methyl-2-oxo-ethyl]carbamoyl]amino]butylcarbamoyl]amino]propanoate
1535206-13-3

methyl (2S)-2-[[4-[[[(1S)-2-methoxy-1-methyl-2-oxo-ethyl]carbamoyl]amino]butylcarbamoyl]amino]propanoate

Conditions
ConditionsYield
With triethylamine In chloroform at 70℃; for 1h;81%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

tert-butyl (12-aminododecyl)carbamate
109792-60-1

tert-butyl (12-aminododecyl)carbamate

C40H80N6O6

C40H80N6O6

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In chloroform at 20℃; for 3h; Inert atmosphere;80%
furan-2-ylmethanamine
617-89-0

furan-2-ylmethanamine

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

1,1'-(butane-1,4-diyl)bis(3-(furan-2-ylmethyl)urea)

1,1'-(butane-1,4-diyl)bis(3-(furan-2-ylmethyl)urea)

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 0 - 20℃; for 8h;80%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

2-(2-Aminoethoxy)ethanol
929-06-6

2-(2-Aminoethoxy)ethanol

1-[2-(2-hydroxy-ethoxy)-ethyl]-3-(4-{3-[2-(2-hydroxy-ethoxy)-ethyl]-ureido}-butyl)-urea

1-[2-(2-hydroxy-ethoxy)-ethyl]-3-(4-{3-[2-(2-hydroxy-ethoxy)-ethyl]-ureido}-butyl)-urea

Conditions
ConditionsYield
In 1,4-dioxane Ambient temperature;76%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

glycine ethyl ester hydrochloride
5680-79-5

glycine ethyl ester hydrochloride

methyl 2-[[4-[[(2-methoxy-2-oxo-ethyl)carbamoyl]amino]butylcarbamoyl]amino]acetate
1535206-12-2

methyl 2-[[4-[[(2-methoxy-2-oxo-ethyl)carbamoyl]amino]butylcarbamoyl]amino]acetate

Conditions
ConditionsYield
With triethylamine In chloroform at 70℃; for 18h;76%
1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

2-(2-(2-(2-azidoethoxy)ethoxy)ethoxy)ethylamine
134179-38-7

2-(2-(2-(2-azidoethoxy)ethoxy)ethoxy)ethylamine

1,1'-butane-1,4-diylbis[3-(2-{2-[2-(2-azidoethoxy)ethoxy]ethoxy}ethyl)urea]

1,1'-butane-1,4-diylbis[3-(2-{2-[2-(2-azidoethoxy)ethoxy]ethoxy}ethyl)urea]

Conditions
ConditionsYield
With triethylamine In chloroform at 20℃; for 0.166667h; Cooling with ice;76%
hexan-1-amine
111-26-2

hexan-1-amine

1,4-diisocyanatobutane
4538-37-8

1,4-diisocyanatobutane

phenol
108-95-2

phenol

phenyl (4-(3-hexylureido)butyl)carbamate

phenyl (4-(3-hexylureido)butyl)carbamate

Conditions
ConditionsYield
Stage #1: 1,4-diisocyanatobutane; phenol With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 1h;
Stage #2: hexan-1-amine In dichloromethane for 0.5h;
75%

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