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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

1,4-Phenylene diisocyanate Manufacturer/High quality/Best price/In stock

Cas:104-49-4

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 1,4-Phenylene Diisocyanate supplier in China

Cas:104-49-4

Min.Order:1 Metric Ton

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Jinan Finer Chemical Co., Ltd

Product Description Product Name 1,4-Phenylene diisocyanate CAS No. 104-49-4 Appearance White crystal Assay ≥99% Capacity 500mt/year Min.packing 100gram

1,4-Phenylene diisocyanate

Cas:104-49-4

Min.Order:1 Gram

FOB Price: $22.0

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Henan Allgreen Chemical Co.,Ltd

high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

1,4-Phenylene diisocyanate

Cas:104-49-4

Min.Order:1 Kilogram

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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 p-phenylene diisocyanate

Cas:104-49-4

Min.Order:1

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Type:Other

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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

1, 4-Phenylene Diisocyanate

Cas:104-49-4

Min.Order:1 Metric Ton

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Chemwill Asia Co., Ltd.

Chemwill Asia co.,Ltd is one of the leading manufacturer in CHINA. Product quality, process, price and service 1,4-Phenylene diisocyanate CAS 104-49-4 PPDI IN STOCK p-Phenylene diisocyanateCAS 104-49-4 104-49-4 CAS 104-49-4 highly quality a

1,4-Phenylene diisocyanate CAS 104-49-4 PPDI IN STOCK p-Phenylene diisocyanateCAS 104-49-4

Cas:104-49-4

Min.Order:5 Kiloliter

FOB Price: $3.5 / 5.0

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Henan Tianfu Chemical Co., Ltd.

high quality and best price of 1,4-Phenylene diisocyanate Henan Tianfu Chemical Co.,LTD 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 bus

1,4- Phenylene diisocyanate

Cas:104-49-4

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

1,4-Phenylene diisocyanate Manufacturer/High quality/Best price/In stock

Cas:104-49-4

Min.Order:1 Gram

FOB Price: $1.0 / 99.0

Type:Trading Company

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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

Wholesale price CAS 104-49-4 with best quality

Cas:104-49-4

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product Name: 1,4-Phenylene diisocyanate Synonyms: isocyanicacid,p-phenyleneester;Phenylene-1,4-diisocyanate;p-Phenylene isocyanate;p-phenyleneisocyanate;P-PHENYLENE DIISOCYANATE;PPDI;FLURBIPROFEN USP24;p-p

1,4-Phenylene diisocyanate

Cas:104-49-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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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

1,4-Phenylene diisocyanateCAS. NO.104-49-4

Cas:104-49-4

Min.Order:10 Kilogram

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:White to Light yellow powder Storage:room temperature Package:25kg/drum Application:1,4-Phenylene diisocyanate has been used: as croos-linking reagent to investigate the mechanism of enzyme immobilization on silanized surfaces in the syn

1,4-Phenylene diisocyanate factory price

Cas:104-49-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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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

1,4-Phenylene diisocyanate 104-49-4

Cas:104-49-4

Min.Order:1 Kilogram

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Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Qingdao Beluga Import and Export Co., LTD

1,4-Phenylene diisocyanate CAS:104-49-4 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

1,4-Phenylene diisocyanate CAS:104-49-4

Cas:104-49-4

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

1,4-Phenylene diisocyanate

Cas:104-49-4

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

1,4-Phenylene diisocyanate

Cas:104-49-4

Min.Order:0

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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

1,4-Phenylene Diisocyanate

Cas:104-49-4

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Changchun Artel lmport and Export trade company

Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,

1,4-Phenylene diisocyanate CAS NO.104-49-4

Cas:104-49-4

Min.Order:10 Gram

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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

1,4-Phenylene diisocyanate

Cas:104-49-4

Min.Order:0 Metric Ton

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Rely Chemicals Ltd.

We promise following services to all our business partners ISO9001:2008 approved company Advanced production line and technical for more than 10 years High-quality products and the most Competitive Price Professional and thoughtful team ser

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

1,4-Phenylene diisocyanate

Cas:104-49-4

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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 1,4-Phenylene Diisocyanate

Cas:104-49-4

Min.Order:10 Gram

FOB Price: $100.0

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SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

1,4-Phenylene diisocyanateCAS. NO.104-49-4

Cas:104-49-4

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

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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

1,4-Phenylene diisocyanate

Cas:104-49-4

Min.Order:1 Gram

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Siwei Development Group Ltd.

Product name: P-Phenylene Diisocyanate CAS No.:104-49-4 Molecule Formula:C8H4N2O2 Molecule Weight:160.13 Purity: 99.0% Package: 25kg/drum Description:White or off-white powder Manufacture Standards:Enterprise Standard TESTING ITE

High Quality P-Phenylene Diisocyanate on stock

Cas:104-49-4

Min.Order:1 Kilogram

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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,

1,4-Phenylene diisocyanate

Cas:104-49-4

Min.Order:1 Kilogram

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Shanghai Minstar Chemical Co., Ltd

1,4-Phenylene diisocyanate Basic information Product Name: 1,4-Phenylene diisocyanate Synonyms: isocyanicacid,p-phenyleneester;Phenylene-1,4-diisocyanate;p-Phenylene isocyanate;p-phenyleneisocyanate;P-PHENYLENE DIISOCYANATE;PPDI;FLURBIPROFEN U

1,4-Phenylene diisocyanate

Cas:104-49-4

Min.Order:1 Gram

Negotiable

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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

1,4-Phenylene diisocyanateCAS. NO.104-49-4

Cas:104-49-4

Min.Order:1 Kilogram

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Synthetic route

bis(trichloromethyl) carbonate
32315-10-9

bis(trichloromethyl) carbonate

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
In chlorobenzene at 55 - 130℃; for 18h; Temperature; Solvent;97.8%
phosgene
75-44-5

phosgene

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
Stage #1: 1,4-phenylenediamine With hydrogenchloride In 1,2-dichloro-benzene at 100℃; under 1125.11 Torr; for 1h; Flow reactor; Large scale;
Stage #2: phosgene In 1,2-dichloro-benzene at 140℃; under 1125.11 Torr; for 3.5h; Flow reactor; Large scale;
97.5%
at 470℃;
5-{6-hydroxy-2-(4-hydroxyphenyl)-4-[2-(4-hydroxyphenyl)vinyl]-2,3-dihydrobenzofuran-3-yl}benzene-1,3-diol

5-{6-hydroxy-2-(4-hydroxyphenyl)-4-[2-(4-hydroxyphenyl)vinyl]-2,3-dihydrobenzofuran-3-yl}benzene-1,3-diol

A

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

B

(+)-ampelopsin B

(+)-ampelopsin B

C

(-)-isoampelopsin D

(-)-isoampelopsin D

D

CAS No: [151487-08-0]

CAS No: [151487-08-0]

Conditions
ConditionsYield
With sulfuric acid In methanol for 120h; Heating;A 6%
B 13%
C 10%
D 19%
phosgene
75-44-5

phosgene

p-phenylenediamine hydrochloride
540-24-9

p-phenylenediamine hydrochloride

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
at 200 - 250℃;
phosgene
75-44-5

phosgene

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

methylammonium carbonate

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
at 470℃;
4,6-diphenylthieno-[3,4-d]-1,3-dioxol-2-one-5,5-dioxide
54714-11-3

4,6-diphenylthieno-[3,4-d]-1,3-dioxol-2-one-5,5-dioxide

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
(i), (ii) (thermolysis); Multistep reaction;
1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

trichloromethyl chloroformate
503-38-8

trichloromethyl chloroformate

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
In 1,4-dioxane
terephthalonitrile
623-26-7

terephthalonitrile

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
With (η5-C5H4SiMe3)2NbH(O)C=CPh2
carbon dioxide
124-38-9

carbon dioxide

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
With cyclohexyl-tetraethyl guanidine; triethylamine; trichlorophosphate 1.) acetonitrile, 80 psig, 2.) acetonitrile; Yield given. Multistep reaction;
dimethyl N,N′-(1,4-phenylene)dicarbamate
5433-04-5

dimethyl N,N′-(1,4-phenylene)dicarbamate

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
With 2-chloro-1,3,2-benzodioxaborole; triethylamine In toluene 1.) reflux, 5 min, 2.) 0.5 h;100 % Chromat.
With boron trichloride; triethylamine In benzene for 0.5h; Heating;90 % Chromat.
diethyl 1,4-phenylenediamine-N,N'-dicarboxylate
5466-93-3

diethyl 1,4-phenylenediamine-N,N'-dicarboxylate

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
With boron trichloride; triethylamine In benzene for 0.5h; Heating;100 % Chromat.
(4-Propoxycarbonylamino-phenyl)-carbamic acid propyl ester

(4-Propoxycarbonylamino-phenyl)-carbamic acid propyl ester

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
With boron trichloride; triethylamine In benzene for 0.5h; Heating;100 % Chromat.
hydrogenchloride
7647-01-0

hydrogenchloride

phosgene
75-44-5

phosgene

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
at 200 - 250℃;
terephthalic acid diazide
14528-67-7

terephthalic acid diazide

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

Conditions
ConditionsYield
In toluene at 80℃; for 2h; Inert atmosphere;
methanol
67-56-1

methanol

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

dimethyl N,N′-(1,4-phenylene)dicarbamate
5433-04-5

dimethyl N,N′-(1,4-phenylene)dicarbamate

Conditions
ConditionsYield
for 4h; Heating;100%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

butan-1-ol
71-36-3

butan-1-ol

(4-Butoxycarbonylamino-phenyl)-carbamic acid butyl ester
130872-00-3

(4-Butoxycarbonylamino-phenyl)-carbamic acid butyl ester

Conditions
ConditionsYield
for 4h; Heating;100%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

2-bromoaniline
615-36-1

2-bromoaniline

C20H16Br2N4O2

C20H16Br2N4O2

Conditions
ConditionsYield
With triethylamine In toluene at 20℃; for 19h;100%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

1,1'-(1,4-phenylene)bis{3-[1-(adamantan-1-yl)ethyl]urea}
1607795-41-4

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

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 15 - 25℃; for 6h;99%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

2-amino-2-hydroxymethyl-1,3-propanediol
77-86-1

2-amino-2-hydroxymethyl-1,3-propanediol

N,N'-(1,4-phenylene)bis{N''-[tris(hydroxymethyl)methyl]urea}
1056030-11-5

N,N'-(1,4-phenylene)bis{N''-[tris(hydroxymethyl)methyl]urea}

Conditions
ConditionsYield
In 1,4-dioxane; water at 20℃; for 2h;98%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

1,1'-(1,4-phenylene)bis{3-[1-(adamantan-1-yl)ethyl]urea}
1607795-41-4

1,1'-(1,4-phenylene)bis{3-[1-(adamantan-1-yl)ethyl]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;
adamantan-2-amine hydrochloride
10523-68-9

adamantan-2-amine hydrochloride

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

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

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

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 0 - 25℃; for 12h; Inert atmosphere;98%
adamantylmethylamine
17768-41-1

adamantylmethylamine

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

1,1'-(1,4-phenylene)bis[3-(adamantan-1-ylmethyl)urea]
1607795-33-4

1,1'-(1,4-phenylene)bis[3-(adamantan-1-ylmethyl)urea]

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 15 - 25℃; for 6h;98%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

N,N',N''-tri(p-isocyanatophenyl)isocyanurate

N,N',N''-tri(p-isocyanatophenyl)isocyanurate

Conditions
ConditionsYield
With C30H28AlN3O3 at 100℃; for 1.5h; Inert atmosphere; Glovebox; Sealed tube;97%
9-amino-9-deoxy-epi-cinchonidine

9-amino-9-deoxy-epi-cinchonidine

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

C27H27N5O2

C27H27N5O2

Conditions
ConditionsYield
In chloroform for 16h; Reflux;97%
C28H40O4S

C28H40O4S

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

C64H84N2O10S2

C64H84N2O10S2

Conditions
ConditionsYield
With dibutyltin dilaurate In toluene at 60℃; for 4h; Inert atmosphere;96.3%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

1,1'-(p-phenylene)bis(urea)
1205-90-9

1,1'-(p-phenylene)bis(urea)

Conditions
ConditionsYield
With ammonium hydroxide In water at 0 - 20℃; for 2.5h;96%
With ammonia
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

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

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

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

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

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 15 - 25℃; for 6h;96%
tetrahydrogeraniol
106-21-8, 59204-02-3

tetrahydrogeraniol

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

[4-(3,7-dimethyl-octyloxycarbonylamino)-phenyl]-carbamic acid 3,7-dimethyl-octyl ester

[4-(3,7-dimethyl-octyloxycarbonylamino)-phenyl]-carbamic acid 3,7-dimethyl-octyl ester

Conditions
ConditionsYield
With 1,4-diaza-bicyclo[2.2.2]octane In benzene at 50℃; for 1h;95%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

3-Amino-3-((3aS,5R,6R,6aS)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-Amino-3-((3aS,5R,6R,6aS)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-(6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-3-[3-(4-{3-[1-(6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-2-ethoxycarbonyl-ethyl]-ureido}-phenyl)-ureido]-propionic acid ethyl ester

3-(6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-3-[3-(4-{3-[1-(6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-2-ethoxycarbonyl-ethyl]-ureido}-phenyl)-ureido]-propionic acid ethyl ester

Conditions
ConditionsYield
In dichloromethane at 20℃; for 2h;95%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

3-Amino-3-((3aS,6R,6aS)-6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-Amino-3-((3aS,6R,6aS)-6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-[3-(4-{3-[2-Ethoxycarbonyl-1-((3aS,6R,6aS)-6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-ethyl]-ureido}-phenyl)-ureido]-3-((3aS,6R,6aS)-6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-[3-(4-{3-[2-Ethoxycarbonyl-1-((3aS,6R,6aS)-6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-ethyl]-ureido}-phenyl)-ureido]-3-((3aS,6R,6aS)-6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

Conditions
ConditionsYield
In dichloromethane at 20℃; for 12h;95%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

3-Amino-3-((3aS,6R,6aS)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-Amino-3-((3aS,6R,6aS)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-((3aS,6R,6aS)-6-Benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-3-[3-(4-{3-[1-((3aS,6R,6aS)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-2-ethoxycarbonyl-ethyl]-ureido}-phenyl)-ureido]-propionic acid ethyl ester

3-((3aS,6R,6aS)-6-Benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-3-[3-(4-{3-[1-((3aS,6R,6aS)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-2-ethoxycarbonyl-ethyl]-ureido}-phenyl)-ureido]-propionic acid ethyl ester

Conditions
ConditionsYield
In dichloromethane at 20℃; for 12h;95%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

L-tryptophan methyl ester
4299-70-1

L-tryptophan methyl ester

C32H32N6O6

C32H32N6O6

Conditions
ConditionsYield
In dichloromethane for 12h; Cooling with ice;94.92%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

L-proline
147-85-3

L-proline

N,N′-[1,4-phenylenebis(iminocarbonyl)]di(L-proline)

N,N′-[1,4-phenylenebis(iminocarbonyl)]di(L-proline)

Conditions
ConditionsYield
With sodium hydroxide In water; toluene at 0℃; for 4h;94%
1-(2-hydroxyethyl)pyridinium bis(trifluoromethanesulfonyl)azanide
752260-02-9

1-(2-hydroxyethyl)pyridinium bis(trifluoromethanesulfonyl)azanide

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

1-{2-[N-(4-isocyanatophenyl)carbamoyloxy]ethyl}pyridinium bis(trifluoromethanesulfonyl)imide

1-{2-[N-(4-isocyanatophenyl)carbamoyloxy]ethyl}pyridinium bis(trifluoromethanesulfonyl)imide

Conditions
ConditionsYield
With dibutyltin dilaurate In acetonitrile at 50℃; for 6h;93.54%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

isopropyl alcohol
67-63-0

isopropyl alcohol

(S)-6,6'-diaminomethyl-2,2'-bis(diphenylphosphino)-1,1'-binaphthyl

(S)-6,6'-diaminomethyl-2,2'-bis(diphenylphosphino)-1,1'-binaphthyl

polymer, DP = 10, av. M ca. 12000; monomer(s): 6,6\-di(aminomethyl)-2,2\-bis(diphenylphosphinyl)-1,1\-binaphthyl; 2,6-diisocyanatotoluene; isopropanol

polymer, DP = 10, av. M ca. 12000; monomer(s): 6,6\-di(aminomethyl)-2,2\-bis(diphenylphosphinyl)-1,1\-binaphthyl; 2,6-diisocyanatotoluene; isopropanol

Conditions
ConditionsYield
Stage #1: 1,4-diisocyanatobenzene; (S)-6,6'-diaminomethyl-2,2'-bis(diphenylphosphino)-1,1'-binaphthyl In dichloromethane
Stage #2: isopropyl alcohol
93%
N,N,N-trimethyl-N-(2-hydroxyethyl)ammonium bis(trifluoromethanesulfonyl)imide
827027-25-8

N,N,N-trimethyl-N-(2-hydroxyethyl)ammonium bis(trifluoromethanesulfonyl)imide

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

2-[N-(4-isocyanatophenyl)carbamoyloxy]ethyltrimethylammonium bis(trifluoromethanesulfonyl)imide

2-[N-(4-isocyanatophenyl)carbamoyloxy]ethyltrimethylammonium bis(trifluoromethanesulfonyl)imide

Conditions
ConditionsYield
With dibutyltin dilaurate In acetonitrile at 50℃; for 6h;92.21%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

3-Benzylamino-3-((3aS,6R,6aS)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-Benzylamino-3-((3aS,6R,6aS)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-[1-benzyl-3-(4-{3-benzyl-3-[1-(6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-2-ethoxycarbonyl-ethyl]-ureido}-phenyl)-ureido]-3-(6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-[1-benzyl-3-(4-{3-benzyl-3-[1-(6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-2-ethoxycarbonyl-ethyl]-ureido}-phenyl)-ureido]-3-(6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

Conditions
ConditionsYield
In dichloromethane at 20℃; for 12h;92%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

diphenylphosphane
829-85-6

diphenylphosphane

C32H26N2O2P2

C32H26N2O2P2

Conditions
ConditionsYield
In neat (no solvent) at 80℃; for 12h; Schlenk technique; Inert atmosphere;92%
4-aminobutyrylaldehyde diethylacetal
6346-09-4

4-aminobutyrylaldehyde diethylacetal

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

1,1'-(benzene-1,4-diyl)bis[3-(4,4-diethoxybutyl)-urea]
1620286-16-9

1,1'-(benzene-1,4-diyl)bis[3-(4,4-diethoxybutyl)-urea]

Conditions
ConditionsYield
In toluene for 96h;91%
1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

3-Benzylamino-3-((3aS,6R,6aS)-6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-Benzylamino-3-((3aS,6R,6aS)-6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-[1-benzyl-3-(4-{3-benzyl-3-[2-ethoxycarbonyl-1-(6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-ethyl]-ureido}-phenyl)-ureido]-3-(6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

3-[1-benzyl-3-(4-{3-benzyl-3-[2-ethoxycarbonyl-1-(6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-ethyl]-ureido}-phenyl)-ureido]-3-(6-methoxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-propionic acid ethyl ester

Conditions
ConditionsYield
In dichloromethane at 20℃; for 12h;90%
3,4,4-trimethyl-2-methyleneoxazolidine
159064-15-0

3,4,4-trimethyl-2-methyleneoxazolidine

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

2-(3,4,4-trimethyl-oxazolidin-2-ylidene)-N-{4-[2-(3,4,4-trimethyl-oxazolidin-2-ylidene)-acetylamino]-phenyl}-acetamide

2-(3,4,4-trimethyl-oxazolidin-2-ylidene)-N-{4-[2-(3,4,4-trimethyl-oxazolidin-2-ylidene)-acetylamino]-phenyl}-acetamide

Conditions
ConditionsYield
In tetrahydrofuran at 24℃;90%
[(η(5)-C5H4SiMe3)2Nb(μ-Cl)]2
118345-02-1

[(η(5)-C5H4SiMe3)2Nb(μ-Cl)]2

1,4-diisocyanatobenzene
104-49-4

1,4-diisocyanatobenzene

[(Nb(C5H4Si(CH3)3)2Cl)2(OCNC6H4NCO)]

[(Nb(C5H4Si(CH3)3)2Cl)2(OCNC6H4NCO)]

Conditions
ConditionsYield
In pentane (inert atmosphere); stirring (room temp., overnight); filtration, drying (vac.); elem. anal.;90%

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