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
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Type:Lab/Research institutions
inquiryOur 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
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Type:Manufacturers
inquiryHexamethylene Diisocyanate Basic information Product Name: Hexamethylene Diisocyanate Synonyms: 1,6-diisocyanated’hexamethylene;1,6-diisocyanato-hexan;1,6-HEXAMETHYLENE DIISOCYANATE;1,6-Diisocyantohexane;HEXAMETHYLENE DIISOCYANATE;Hexamet
Cas:822-06-0
Min.Order:1 Gram
Negotiable
Type:Other
inquiryOur 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
Cas:822-06-0
Min.Order:1 Metric Ton
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Type:Lab/Research institutions
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
Cas:822-06-0
Min.Order:1 Kilogram
FOB Price: $86.0 / 100.0
Type:Trading Company
inquiryHenan 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
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
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
Cas:822-06-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct 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,
Cas:822-06-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Superior quality, moderate price & quick delivery. Appearance:colorless transparent liquid Storage:stored in a cool, dry and ventilated place to provent sun and rain Package:25kg/drum, or as per your request. Application:Used in organic syn
Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:822-06-0
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryhigh 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
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:822-06-0
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
inquiryAnsciep 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
Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi
Xiamen Luyunjia Trading Co.,Ltd Package:1kg/bag; 3258kg/drum, or as customer's request. Application:Xiamen Luyunjia Trading Co.,Ltd Transportation:DHL, EMS, FedEx, TNT, AIR, SEA Port:Beijing,Shanghai,Guangzhou ,China main port
Cas:822-06-0
Min.Order:0
Negotiable
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inquirylow price and high purityAppearance:solid or liquid Storage:in sealed air resistant place Package:As customer require Application:Pharma;Industry;Agricultural Transportation:by sea or by airplane Port:any port in China
Cas:822-06-0
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inquiryOur Advantage 1>Professional quality control department 2>Strict inspection system for receiving inspection,in-process and finished products. 3>ISO quality system. 4>All of our service comply to CUSTOMER FIRST. Appearance:Clear
Cas:822-06-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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Min.Order:10 Milligram
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Type:Lab/Research institutions
inquiry
Cas:822-06-0
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryChangzhou 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
Cas:822-06-0
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryBetterbiochem 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
Cas:822-06-0
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryProfile HeBei Ruishun Trade Co.LTD, registered capital one million,have a production of pharmaceutical raw materials, pharmaceutical raw materials factory reagent r&d center,Seek development by credit
BaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wealth of products,experience , expertise and state-of-the-art
Cas:822-06-0
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inquiryHuBei 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
Cas:822-06-0
Min.Order:1 Kilogram
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Type:Trading Company
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Cas:822-06-0
Min.Order:1 Kilogram
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Type:Trading Company
inquirySearchingredient.com concentrates on building a global leading search engine for ingredients in food, feed and pharmaceutical industry, thanks to its strong backgrounds in food, beverage and pharmaceutical raw material business. Buyers may get precis
Conditions | Yield |
---|---|
at 150℃; Pyrolysis; | 99.8% |
at 220℃; under 97.5098 Torr; Product distribution / selectivity; Industry scale; | 97% |
at 100 - 150℃; under 11.2511 - 60.006 Torr; for 240h; Product distribution / selectivity; | 97% |
Conditions | Yield |
---|---|
With phosgene In chlorobenzene at 10 - 130℃; for 4 - 5h; Solvent; | 99.6% |
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
at 280℃; under 7.50075 Torr; | 98% |
Conditions | Yield |
---|---|
With dibutyltin dilaurate; 3-(3-methyl-1H-imidazol-3-ium-1-yl)propane-1-sulfonate at 240℃; under 20 Torr; for 2h; Temperature; Reagent/catalyst; Pressure; | 97.4% |
With dibutyltin dilaurate In butan-1-ol at 120 - 240℃; under 20 Torr; Solvent; Temperature; Flow reactor; | 92.2% |
With antimony(III) trioxide; vanadium(V) oxide; titanium(IV) oxide at 250℃; under 20 Torr; Temperature; | 83.9% |
Conditions | Yield |
---|---|
In chlorobenzene at 185℃; under 30003 Torr; | 97% |
Stage #1: 1,6-Hexanediamine With hydrogenchloride In chlorobenzene at 40℃; under 1500.15 Torr; for 2h; Flow reactor; Large scale; Stage #2: phosgene In chlorobenzene at 130℃; under 1500.15 Torr; for 4h; Flow reactor; Large scale; | 96.5% |
In chlorobenzene at 97 - 160℃; under 4500.45 - 23252.3 Torr; for 7.5h; | 95% |
1,6-Hexanediamine
bis(trichloromethyl) carbonate
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
With triethylamine at 0 - 10℃; for 1.83333h; Inert atmosphere; | 96% |
With triethylamine at 0 - 20℃; for 1.5h; Inert atmosphere; | 96% |
N,N′-hexanediyl bis-carbamic acid diphenyl ester
A
bis(phenyl) carbonate
B
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
at 150℃; under 11.2511 - 112.511 Torr; | A n/a B 95.3% |
Conditions | Yield |
---|---|
Stage #1: phosgene; hexane-1,6-diamine dihydrochloride With N-benzyl-N,N,N-triethylammonium chloride In 5,5-dimethyl-1,3-cyclohexadiene at 95 - 140℃; for 5h; Stage #2: With triethylamine | 95% |
1,6-bis(methoxycarbonylamino)hexane
A
1-isocyanato-6-methoxycarbonylaminohexane
B
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
With dibutyltin dilaurate; 3-(3-methyl-1H-imidazol-3-ium-1-yl)propane-1-sulfonate at 240℃; under 20 Torr; for 2h; Temperature; Reagent/catalyst; Pressure; | A 5.2% B 94.1% |
With zinc diacetate In nitrobenzene at 160℃; for 1h; Catalytic behavior; Mechanism; Reagent/catalyst; Solvent; Time; Temperature; | A 41 %Chromat. B 17 %Chromat. |
With Zn-2Co/ZSM-5 In chlorobenzene at 230℃; under 5100.51 Torr; for 3h; Reagent/catalyst; Inert atmosphere; |
hexane-1,6-diyl dicarbamate
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
In chlorobenzene at 140 - 210℃; under 5250.53 Torr; for 1h; Inert atmosphere; Green chemistry; | 93.6% |
Conditions | Yield |
---|---|
92.8% | |
With CO2; biphenyl; triethylamine In carbon dioxide; m-xylene; acetonitrile | |
Multi-step reaction with 2 steps 1: phenol / 50 °C / Industry scale 2: 150 °C / 11.25 - 112.51 Torr View Scheme |
N,N'-hexanediyl-bis-carbamic acid bis(3-methylbutyl) ester
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
With isocyanurate In 1,2-dichloro-benzene at 200 - 250℃; for 200h; Temperature; Reagent/catalyst; | 91% |
With 2,4-di-tert-amylphenol; dibutyltin dilaurate at 200℃; under 9.75098 Torr; Product distribution / selectivity; | |
With dibutyltin dilaurate at 270℃; under 97.5098 Torr; Product distribution / selectivity; Industry scale; | |
dibutyltin dilaurate at 160 - 270℃; under 97.5098 Torr; |
N,N'-hexanediyl bis-(thiocarbamic acid (S-phenyl) ester)
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
With thiophenol at 290℃; under 15.0015 Torr; Industrial scale; | 91% |
Conditions | Yield |
---|---|
at 380℃; Industry scale; | 89% |
Multi-step reaction with 2 steps 1: 240 °C / 195.02 Torr / Industry scale 2: 220 °C / 9.75 Torr / Industry scale View Scheme | |
Multi-step reaction with 2 steps 1: 210 °C / 300.03 Torr / Industry scale 2: 190 °C / 7.5 Torr / Industry scale View Scheme |
N,N'-hexanediyldicarbamic acid di(4-(1,1,3,3-tetramethylbutyl)phenyl) ester
A
tert-octylphenol
B
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
at 220℃; under 9.75098 Torr; Large scale; | A n/a B 83% |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; carbon dioxide; triethylamine In tetrahydrofuran | 80% |
Conditions | Yield |
---|---|
at 160℃; for 0.5h; Glovebox; | 77% |
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In tetrahydrofuran for 6h; Heating; | 76.1% |
N,N′-hexanediyl bis-carbamic acid diphenyl ester
A
Hexamethylene diisocyanate
B
phenol
Conditions | Yield |
---|---|
In diphenylether at 240℃; for 2h; Inert atmosphere; | A 76% B n/a |
1,6-Hexanediamine
trichloromethyl chloroformate
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In dichloromethane at 0℃; | 73% |
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In dichloromethane at 0℃; for 0.166667h; Inert atmosphere; | 60% |
bis(phenyl) carbonate
1,6-Hexanediamine
A
Hexamethylene diisocyanate
B
phenol
Conditions | Yield |
---|---|
In diphenylether at 20 - 240℃; for 3h; Inert atmosphere; | A 70% B n/a |
Multi-step reaction with 2 steps 1: monoethylene glycol diethyl ether / 2 h / 20 °C / Inert atmosphere 2: diphenylether / 2 h / 240 °C / Inert atmosphere View Scheme |
C14H20F8N2O4
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
at 200℃; under 7.05071 Torr; for 14h; | 64% |
suberoyl chloride
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
Stage #1: suberoyl chloride With sodium azide In water; acetone Stage #2: In cyclohexane Curtius Rearrangement; Heating; Further stages.; | 55% |
Conditions | Yield |
---|---|
With triethylamine; trichlorophosphate 1.) acetonitrile, 1 atm., 2.) acetonitrile; Yield given. Multistep reaction; | |
With 1,2-dichloro-benzene at 40 - 70℃; anschl. mit Phosgen, anfangs bei -5grad, zuletzt bei 70-150grad; |
Conditions | Yield |
---|---|
With 1,2-dichloro-benzene at 190 - 195℃; | |
With tetralin at 180 - 185℃; |
Conditions | Yield |
---|---|
With 1,2-dichloro-benzene at 190 - 195℃; |
Conditions | Yield |
---|---|
A 12.6 g (74.9%) B n/a |
N,N'-hexanediyl-bis-carbamic acid di(2,4-di-tert-butylphenyl) ester
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
at 200℃; under 9.75098 Torr; for 13h; Product distribution / selectivity; |
(E)-3,7,11,15-tetramethylhexadec-2-en-1-ol
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
With pyridine In toluene at 60℃; for 96h; Addition; | 100% |
Conditions | Yield |
---|---|
Stage #1: C2HF3O2*C42H44N6O4S; Hexamethylene diisocyanate With diisopropylamine In dichloromethane at 20℃; for 4h; Stage #2: With dmap In dichloromethane for 0.5h; Stage #3: Hexamethylene diisocyanate With diisopropylamine more than 3 stages; | 100% |
1-MeCyt
Hexamethylene diisocyanate
1-(6-isocyanatohexyl)-3-(1-methyl-2-oxo-1,2-dihydropyrimidin-4-yl) urea
Conditions | Yield |
---|---|
In dichloromethane at 40℃; for 72h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
at 35℃; for 12h; | 99% |
2-methyl-2-propenoic acid 2-hydroxyethyl ester
Hexamethylene diisocyanate
4,13-dioxo-3,14 dioxa-5,12-diazahexadecane-1,16-diol dimethacrylate
Conditions | Yield |
---|---|
With dibutyltin(II) dilaurate In N,N-dimethyl-formamide at 20℃; for 3h; | 99% |
In benzene | |
With 2,6-di-tert-butyl-4-methyl-phenol; dibutyltin dilaurate In dichloromethane at 50℃; for 18h; |
ethyl 2-oxopyrrolidine-5-carboxylate
Hexamethylene diisocyanate
ethyl 1-({[6-({[2-(ethoxycarbonyl)-5-oxopyrrolidin-1-yl]-carbonyl}amino)hexyl]amino}carbonyl)-5-oxopyrrolidine-2-carboxylate
Conditions | Yield |
---|---|
With sodium hydride In diethyl ether at 20℃; for 1h; | 99% |
With sodium hydride In diethyl ether at 20℃; for 2h; | 93% |
dimethyl 2,2-di(but-2-yn-1-yl)malonate
Hexamethylene diisocyanate
tetramethyl 1,1',4,4'-tetramethyl-3,3'-dioxo-2,2'-hexamethylenebis(5H-2,3,6,7-tetrahydrocyclopenta[c]pyridine-6,6-dicarboxylate)
Conditions | Yield |
---|---|
With bis(1,5-cyclooctadiene)diiridium(I) dichloride; (R)-2,2'-bis(diphenylphosphanyl)-1,1'-binaphthyl In 1,2-Dichloropropane for 1h; Reflux; | 99% |
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
In dichloromethane Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
With dibutyltin dilaurate at 40℃; for 24h; Inert atmosphere; | 98.8% |
Conditions | Yield |
---|---|
In benzene 0-5 deg C, then 1 h at 20-25 deg C; | 98% |
2-aminomethylbicyclo[2.2.1]hept-5-ene
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
In benzene | 98% |
4-hydroxy-1-((2'-hydroxy-1'-phenylethyl)oxy)-2,2,6,6-tetramethylpiperidine
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
dibutyltin(II) dilaurate In N,N-dimethyl-formamide at 20℃; for 0.5h; | 98% |
6-methylisocytosine
Hexamethylene diisocyanate
2-(6-isocyanatohexylaminocarbonylamino)-6-methyl-4-pyrimidinone
Conditions | Yield |
---|---|
at 100℃; for 16h; | 98% |
at 100℃; for 24h; | 97% |
at 100℃; for 24h; Inert atmosphere; | 95% |
2-amino-6-methylpyrimidin-4-ol
Hexamethylene diisocyanate
2-(6-isocyanato-hexylaminocarbonylamino)-6-methyl-4(1H)-pyrimidinone
Conditions | Yield |
---|---|
at 100℃; for 16h; | 98% |
at 100℃; for 12h; Inert atmosphere; | 90% |
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
With dibutyltin(II) dilaurate In N,N-dimethyl acetamide at 20℃; for 0.5h; | 98% |
3-(2-pyridylamino)-7-methoxymethyl-3-borabicyclo[3.3.1]non-6-ene
Hexamethylene diisocyanate
(N,N'-hexamethylenyl-1,6)-di-[7-methoxymethyl-3-borabicyclo[3.3.1]non-6-en-3-yl]-(N-carbamoylpyridon-2-iminate)
Conditions | Yield |
---|---|
In hexane byproducts: C3H6; (Ar); mixed at 20°C, reacted for 10 h; pptd., ppt. filtrated, dried (vac.), elem. anal., IR, NMR,; | 98% |
N-(7-amino-1,8-naphthyridin-2-yl)-2-ethylhexanamide
Hexamethylene diisocyanate
2-ethyl-N-(7-(3-(6-isocyanatohexyl)ureido)-1,8-naphthyridin-2-yl)hexanamide
Conditions | Yield |
---|---|
With triethylamine at 20℃; for 24h; Schlenk technique; Inert atmosphere; | 98% |
Hexamethylene diisocyanate
1,1'-(hexane-1,6-diyl)bis(3-{[(1R,4aS,10aR)-7-isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydrophenanthren-1-yl]methyl}urea)
Conditions | Yield |
---|---|
In ethanol Cooling; | 98% |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 15 - 25℃; for 6h; | 98% |
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 15 - 25℃; for 6h; | 98% |
Conditions | Yield |
---|---|
With triethylamine In chloroform; toluene for 2h; Reflux; | 98% |
Hexamethylene diisocyanate
hexanediyldiformamide
Conditions | Yield |
---|---|
With hydrogen; triethylamine; palladium on activated charcoal for 0.25h; | 97% |
1-(adamantan-1-yl)-2-aminobutane
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 15 - 25℃; for 6h; | 97% |
3-(adamantan-1-yloxy)propan-1-amine
Hexamethylene diisocyanate
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 20℃; for 12h; | 97% |
Conditions | Yield |
---|---|
In toluene at 10 - 20℃; | 96.8% |
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