Products

Refine

Country

Business Type

Certificate

Display

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

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Appearance White crystal White crystal Melting point(℃) ≥17

High quality 77-71-4 5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $1300.0 / 1600.0

Type:Trading Company

inquiry

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 5,5-Dimethylhydantoin supplier in China

Cas:77-71-4

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Jinan Finer Chemical Co., Ltd

Product description: Product name 5,5-Dimethylhydantoin CAS number 77-71-4 Assay ≥98% Appearance White crystalline powder Capacity 500mt/year Application Germicidal disinfect

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:10 Gram

FOB Price: $12.0

Type:Lab/Research institutions

inquiry

Hefei TNJ chemical industry co.,ltd

ISO Flexible packing Competitive price Appearance:White to off-white crystal powder Storage:normal condition Package:25kg/bag or as require Application:water treatment Transportation:by sea Port:shanghai

DMH

Cas:77-71-4

Min.Order:15 Metric Ton

Negotiable

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Appearance:Colorless liquid 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

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

EAST CHEMSOURCES LIMITED

5,5-dimethylhydantoin CAS NO.:77-71-4 Formula: C5H8N2O2 Molecular Weight: 128.13 Quality Standard: Appearance White crystal powder %Purity

5,5-dimethylhydantoin

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $2.0 / 3.0

Type:Manufacturers

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 5,5-dimethylhydantoin

Cas:77-71-4

Min.Order:1

Negotiable

Type:Other

inquiry

Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Natural Extract 98% 5,5-Dimethylhydantoin 77-71-4 HACCP Manufacturer

Cas:77-71-4

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

5,5-Dimethylhydantoin -- CHemwill

Cas:77-71-4

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Manufacturers

inquiry

Hebei yanxi chemical co.,LTD.

chengdu and import and export trade co., LTD., who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do res

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:1000 Gram

FOB Price: $500.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

5,5-Dimethylhydantoin Basic information Product Name: 5,5-Dimethylhydantoin Synonyms: 2,4-Imidazolidinedione,5,5-dimethyl-;4-Imidazolidinedione,5,5-dimethyl-2;5,5-dimethyl-4-imidazolidin

TIANFU-CHEM DM HYDANTOIN

Cas:77-71-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

5,5-Dimethylhydantoin 77-71-4 (DMH)

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

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

Wholesale price CAS 77-71-4 with best price

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product Name 5,5-Dimethylhydantoin Synonyms 4-Imidazolidinedione,5,5-dimethyl-2;5,5-dimethyl-4-imidazolidinedione;5,5-dimethyl-hydantoi;5,5-Dimethyl-imidazolidin-2,4-dion;5,5-Dimethylimidazolidin-2,4-dione

5,5-Dimethylhydantoin CAS: 77-71-4

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White Crystalline Powder Storage:Store in sealed conta

high quality 77-71-4 5,5-Dimethylhydantoin with best price

Cas:77-71-4

Min.Order:10 Gram

Negotiable

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:white to off-white crystals or crystalline powder Storage:R.T Package:25kg/drum Application:It is used in the synthesis of amino acids, and can also be used as special epoxy resins and water-soluble resins, fungicides, preservatives, etc.

Factory price high quality 5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Hangzhou Ocean Chemical Co., Ltd.

Ocean Organic Division engages in the import & export business,domestic trade of organic chemical products. The department is driven by research and development for years, and devotes to research, development, production and sales of fine chemi

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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

2,4-Imidazolidinedione,5,5-dimethyl- 77-71-4

Cas:77-71-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our 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

5,5-Dimethylhydantoin Chinese herbal ingredients

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $16.0 / 20.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

5,5-Dimethylhydantoin CAS:77-71-4 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 interm

5,5-Dimethylhydantoin CAS:77-71-4

Cas:77-71-4

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

2,4-Imidazolidinedione,5,5-dimethyl-

Cas:77-71-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Lonwin Chemical Group Limited

5,5-Dimethylhydantoin PVP CAS: 77-71-4 Specificatio Items Standard Result Appearance White crystal White crystal Melting point(℃) ≥174

Factory supply 5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $100.0 / 150.0

Type:Other

inquiry

Leader Biochemical Group

PRODUCT DETAILS

China Biggest Manufacturer factory sales 5,5-Dimethyl hydantoin CAS 77-71-4

Cas:77-71-4

Min.Order:1000 Kilogram

FOB Price: $1.0 / 2.0

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

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:0

Negotiable

Type:Manufacturers

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

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

5,5-Dimethylimidazolidine-2,4-dione

Cas:77-71-4

Min.Order:1 Kilogram

FOB Price: $40.0 / 50.0

Type:Lab/Research institutions

inquiry

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

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:0 Metric Ton

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

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. In our R&D centre, we have a staff of skilled and experie

5,5-Dimethylhydantoin

Cas:77-71-4

Min.Order:1 Gram

FOB Price: $3.0 / 5.0

Type:Other

inquiry

Synthetic route

potassium cyanate
590-28-3

potassium cyanate

methyl 2-aminoisobutyrate hydrochloride
15028-41-8

methyl 2-aminoisobutyrate hydrochloride

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
Stage #1: potassium cyanate; methyl 2-aminoisobutyrate hydrochloride In water Milling; Green chemistry;
Stage #2: With potassium carbonate In water Green chemistry;
92%
potassium cyanide

potassium cyanide

ammonium carbonate
506-87-6

ammonium carbonate

acetone
67-64-1

acetone

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
In water at 120℃; under 15001.5 Torr; for 0.533333h; Bucherer-Bergs Reaction; Flow reactor;82%
Stage #1: potassium cyanide; ammonium carbonate; acetone In ethanol; water at 55 - 60℃; Bucherer-Bergs Reaction;
Stage #2: With hydrogenchloride In ethanol; water
65%
Stage #1: acetone With sodium metabisulfite
Stage #2: potassium cyanide Bucherer-Bergs reaction;
Stage #3: ammonium carbonate Bucherer-Bergs reaction;
In ethanol; water at 50 - 80℃; Reflux;
2,3:4,5-bis-O-(isopropylidene)-D-fructopyranose aldehyde
32786-02-0

2,3:4,5-bis-O-(isopropylidene)-D-fructopyranose aldehyde

ammonium carbonate

ammonium carbonate

A

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

B

3,4:5,6-di-O-isopropylidene-β-D-arabino-DL-glycero-3-heptulopyranosonitrile
116730-70-2, 116730-73-5

3,4:5,6-di-O-isopropylidene-β-D-arabino-DL-glycero-3-heptulopyranosonitrile

C

3,4:5,6-di-O-isopropylidene-β-D-arabino-DL-glycero-3-heptulopyranosoamide
116730-72-4, 116730-76-8

3,4:5,6-di-O-isopropylidene-β-D-arabino-DL-glycero-3-heptulopyranosoamide

Conditions
ConditionsYield
With potassium cyanide In ethanol; water at 50℃; for 72h;A 77.8%
B 2%
C 7.3%
5-[(R)-2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2-hydroxy-eth-(Z)-ylidene]-imidazolidine-2,4-dione
116730-53-1

5-[(R)-2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2-hydroxy-eth-(Z)-ylidene]-imidazolidine-2,4-dione

A

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

B

5-(D-threo-2,3,4-trihydroxybutylidene)imidazol-2,4-dione
116730-55-3

5-(D-threo-2,3,4-trihydroxybutylidene)imidazol-2,4-dione

Conditions
ConditionsYield
hydrolysis; Yield given;A 62.5%
B n/a
ammonium carbonate

ammonium carbonate

A

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

B

5-(D-threo-2,3,4-trihydroxybutylidene)imidazol-2,4-dione
116730-55-3

5-(D-threo-2,3,4-trihydroxybutylidene)imidazol-2,4-dione

Conditions
ConditionsYield
With potassium cyanide In ethanol; water at 50℃; for 24h;A 62.5%
B 15%
ammonium carbonate

ammonium carbonate

A

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

B

5-[(R)-2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2-hydroxy-eth-(Z)-ylidene]-imidazolidine-2,4-dione
116730-53-1

5-[(R)-2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2-hydroxy-eth-(Z)-ylidene]-imidazolidine-2,4-dione

Conditions
ConditionsYield
With potassium cyanide In ethanol; water at 50℃; for 24h;A 62.5%
B n/a
carbonic-acid
463-79-6

carbonic-acid

2-amino-2-cyanopropane
19355-69-2

2-amino-2-cyanopropane

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
at 25℃; for 24h;50%
(3aR,5S,5aR,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-carbaldehyde
4933-77-1

(3aR,5S,5aR,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-carbaldehyde

ammonium carbonate

ammonium carbonate

A

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

B

5-(4,5-isopropylidene-L-gluconor-L-mannono-nitrile-6-yl)hydantoin
116730-74-6, 116837-98-0

5-(4,5-isopropylidene-L-gluconor-L-mannono-nitrile-6-yl)hydantoin

C

5-<1,2:3,4-di-O-isopropylidene-α-D-galacto-pentopyranose-5(R)-yl>hydantoin
116730-68-8

5-<1,2:3,4-di-O-isopropylidene-α-D-galacto-pentopyranose-5(R)-yl>hydantoin

D

6-deoxy-1,2:3,4-di-O-isopropylidene-6-ureido-DL-glycero-α-D-galacto-heptopyranuronamide
116730-54-2, 116730-69-9

6-deoxy-1,2:3,4-di-O-isopropylidene-6-ureido-DL-glycero-α-D-galacto-heptopyranuronamide

Conditions
ConditionsYield
With potassium cyanide In ethanol; water at 50℃; for 24h;A 45%
B 2%
C 15.7%
D 23%
1H-imidazole
288-32-4

1H-imidazole

1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione
77-48-5

1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione

A

4-bromo-1 H-imidazole
2302-25-2

4-bromo-1 H-imidazole

B

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With sulfuric acid In water at 0℃; for 0.0833333h;A 21%
B 33%
3,4-dihydro-4,4,6-trimethylpyrimidine-2(1H)-thione
5392-23-4

3,4-dihydro-4,4,6-trimethylpyrimidine-2(1H)-thione

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With potassium permanganate; water
2-amino-2-methylpropanamide
16252-90-7

2-amino-2-methylpropanamide

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With ethanol; carbon dioxide
2-cyano-2-methylpropanamide
7505-93-3

2-cyano-2-methylpropanamide

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With potassium hypobromite
(1-Cyan-1-methylethyl)harnstoff
79662-84-3

(1-Cyan-1-methylethyl)harnstoff

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With hydrogenchloride
N-carbamoyl-α-aminoisobutyric acid
38605-63-9

N-carbamoyl-α-aminoisobutyric acid

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
at 130 - 140℃;
With hydrogenchloride
With hydrogenchloride at 50℃; Rate constant;
ethyl 2-isocyanato-2-methylpropionate
128326-91-0

ethyl 2-isocyanato-2-methylpropionate

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With ammonium hydroxide anschliessende Cyclisierung mit wss.HCl;
dimethyl-malonic acid bis-bromoamide
861329-91-1

dimethyl-malonic acid bis-bromoamide

sodium methylate
124-41-4

sodium methylate

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
erst in der Kaelte, dann in der Hitze;
dimethyl-malonic acid bis-bromoamide
861329-91-1

dimethyl-malonic acid bis-bromoamide

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With sodium methylate
2-Aminoisobutyric acid
62-57-7

2-Aminoisobutyric acid

urea
57-13-6

urea

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
at 160 - 170℃;
ammonium carbamate
1111-78-0

ammonium carbamate

2-hydroxy-2-methylpropanenitrile
75-86-5

2-hydroxy-2-methylpropanenitrile

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
at 50 - 65℃;
sodium cyanide
143-33-9

sodium cyanide

acetone
67-64-1

acetone

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With ethanol; carbon dioxide; ammonia
With water; ammonium carbonate
With carbon dioxide; water; ammonium carbonate
potassium cyanide
151-50-8

potassium cyanide

acetone
67-64-1

acetone

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With hydrogenchloride; potassium cyanate
With water; ammonium carbonate
With hydrogenchloride; potassium cyanate
With carbon dioxide; water; ammonium carbonate
2-amino-2-cyanopropane
19355-69-2

2-amino-2-cyanopropane

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With carbon dioxide; water
1,3-dibromo-5,5-dimethyl-hydantoin
7072-23-3

1,3-dibromo-5,5-dimethyl-hydantoin

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With hydrogenchloride; ascorbic acid In water at 30℃;
(1-Carbamoyl-1-methyl-ethyl)-carbamic acid ethyl ester
81587-19-1

(1-Carbamoyl-1-methyl-ethyl)-carbamic acid ethyl ester

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With sodium hydroxide In methanol for 1.5h; Ambient temperature;
tert-butyl (1-amino-2-methyl-1-oxopropan-2-yl)carbamate
73470-46-9

tert-butyl (1-amino-2-methyl-1-oxopropan-2-yl)carbamate

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With sodium hydroxide In methanol for 1.5h; Ambient temperature;
benzyl N-(2-amino-1,1-dimethyl-2-oxo-ethyl)carbamate
81587-18-0

benzyl N-(2-amino-1,1-dimethyl-2-oxo-ethyl)carbamate

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With sodium hydroxide In methanol for 1.5h; Ambient temperature;
1,3-di(chlorothio)-5,5-dimethylhydantoin
104867-38-1

1,3-di(chlorothio)-5,5-dimethylhydantoin

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With water
chlorohydantoin

chlorohydantoin

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With arsenic(III); potassium iodide In water other reductants;
N-bromo-N'-chloro-5,5-dimethylhydantoin
16079-88-2

N-bromo-N'-chloro-5,5-dimethylhydantoin

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With hydrogenchloride; potassium bromide; hydrazine In acetic acid at 32℃; Product distribution; other reductants;
morpholine
110-91-8

morpholine

formaldehyd
50-00-0

formaldehyd

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

5,5-Dimethyl-3-<(morpholin-4-yl)methyl>imidazolidin-2,4-dion
951-13-3

5,5-Dimethyl-3-<(morpholin-4-yl)methyl>imidazolidin-2,4-dion

Conditions
ConditionsYield
With 4 A molecular sieve In N,N-dimethyl-formamide for 15h; Ambient temperature;100%
In methanol for 2h; Condensation;98%
In ethanol71%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione
77-48-5

1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione

Conditions
ConditionsYield
With bromine99%
With bromine99%
With bromine99%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

1,3-dichloro-5,5-dimethylhydantoin
118-52-5

1,3-dichloro-5,5-dimethylhydantoin

Conditions
ConditionsYield
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With sodium carbonate at 20℃; for 6h;
Stage #2: With chlorine In tetrahydrofuran; ethyl acetate at 100℃; for 7h; Concentration; Microwave irradiation;
98.72%
With trichloroisocyanuric acid In acetonitrile at 20℃; for 0.5h;87%
With water; chlorine at 8 - 10℃;
Di-tert-butyl acetylenedicarboxylate
66086-33-7

Di-tert-butyl acetylenedicarboxylate

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

triphenylphosphine
603-35-0

triphenylphosphine

di-tert-butyl 2-(4,4-dimethyl-2,5-dioxo-imidazolidin-1-yl)-3-(triphenylphosphanylidene)-succinate

di-tert-butyl 2-(4,4-dimethyl-2,5-dioxo-imidazolidin-1-yl)-3-(triphenylphosphanylidene)-succinate

Conditions
ConditionsYield
In ethyl acetate at 20℃; for 8h;98%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

4-cyanobenzyl bromide
17201-43-3

4-cyanobenzyl bromide

4-((4,4-dimethyl-2,5-dioxoimidazolidin-1-yl)methyl)benzonitrile
164648-32-2

4-((4,4-dimethyl-2,5-dioxoimidazolidin-1-yl)methyl)benzonitrile

Conditions
ConditionsYield
potassium tert-butylate98%
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; for 12h;53.5%
4-iodo-2-(trifluoromethyl)benzonitrile
101066-87-9

4-iodo-2-(trifluoromethyl)benzonitrile

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

4-(4,4-dimethyl-2,5-dioxoimidazolidin-1-yl)-2-(trifluoromethyl)benzonitrile
143782-20-1

4-(4,4-dimethyl-2,5-dioxoimidazolidin-1-yl)-2-(trifluoromethyl)benzonitrile

Conditions
ConditionsYield
With copper(I) oxide In N,N-dimethyl-formamide at 150℃; for 12h;98%
With copper(I) oxide In N,N-dimethyl-formamide at 150℃; for 12h;98%
With copper(I) oxide In N,N-dimethyl-formamide at 150℃; for 14h; Inert atmosphere; regioselective reaction;82%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

benzyl alcohol
100-51-6

benzyl alcohol

3-benzoyl-5,5-dimethylimidazolidine-2,4-dione
1886-18-6

3-benzoyl-5,5-dimethylimidazolidine-2,4-dione

Conditions
ConditionsYield
With iron(III) chloride; calcium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium hydrogencarbonate In water; acetonitrile at 35℃; for 1.5h; Sealed tube; Inert atmosphere;98%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

silver nitrate

silver nitrate

Ag(1+)*C5H7N2O2(1-)=AgC5H7N2O2

Ag(1+)*C5H7N2O2(1-)=AgC5H7N2O2

Conditions
ConditionsYield
In not given97%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

cyclohexane-1,2-epoxide
286-20-4

cyclohexane-1,2-epoxide

3-(2-hydroxy-cyclohexyl)-5,5-dimethyl-imidazolidine-2,4-dione
40388-38-3

3-(2-hydroxy-cyclohexyl)-5,5-dimethyl-imidazolidine-2,4-dione

Conditions
ConditionsYield
With lithium chloride In N-methyl-acetamide96.4%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

N-bromo-N'-chloro-5,5-dimethylhydantoin
16079-88-2

N-bromo-N'-chloro-5,5-dimethylhydantoin

Conditions
ConditionsYield
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With bromine; sodium hydroxide In water at 5 - 10℃; for 0.25h; Large scale;
Stage #2: With chlorine In water for 0.5h; Temperature; Reagent/catalyst; Large scale;
96.3%
With sodium hydroxide; bromine; chlorine In dichloromethane; water
With sodium hydroxide; bromine; chlorine In dichloromethane
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

1,1,1,3,3,3-hexamethyl-disilazane
999-97-3

1,1,1,3,3,3-hexamethyl-disilazane

5,5-dimethyl-1,3-bis(TMS)hydantoin
66448-28-0

5,5-dimethyl-1,3-bis(TMS)hydantoin

Conditions
ConditionsYield
In 1,2-dichloro-ethane for 15h; Heating;96%
N-(oxiran-2-ylmethyl)-N-ethylaniline
19614-67-6

N-(oxiran-2-ylmethyl)-N-ethylaniline

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

3-(5,5-dimethylhydantoin-3-yl)-1-(N-ethylanilino)propan-2-ol
1258220-60-8

3-(5,5-dimethylhydantoin-3-yl)-1-(N-ethylanilino)propan-2-ol

Conditions
ConditionsYield
In ethanol at 20 - 150℃; for 19h;96%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

hex-1-yne
693-02-7

hex-1-yne

3-[(Z)-hex-1-en-1-yl]-1,5,5-trimethylimidazolidine-2,4-dione

3-[(Z)-hex-1-en-1-yl]-1,5,5-trimethylimidazolidine-2,4-dione

Conditions
ConditionsYield
With [bis(2-methylallyl)cycloocta-1,5-diene]ruthenium(II); 1,4-bis(dicyclohexylphosphino)butane; ytterbium(III) triflate In N,N-dimethyl-formamide at 60℃; for 16h; Inert atmosphere; optical yield given as %de;96%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

dimethyl acetylenedicarboxylate
762-42-5

dimethyl acetylenedicarboxylate

triphenylphosphine
603-35-0

triphenylphosphine

dimethyl 2-(4,4-dimethyl-2,5-dioxo-imidazolidin-1-yl)-3-(triphenylphosphanylidene)-succinate

dimethyl 2-(4,4-dimethyl-2,5-dioxo-imidazolidin-1-yl)-3-(triphenylphosphanylidene)-succinate

Conditions
ConditionsYield
In ethyl acetate at 20℃; for 8h;95%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

benzyl chloride
100-44-7

benzyl chloride

3-benzyl-5,5-dimethyl-2,4-imidazolidinedione
34657-68-6

3-benzyl-5,5-dimethyl-2,4-imidazolidinedione

Conditions
ConditionsYield
With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃;94%
With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃;94%
With sodium hydride In N,N-dimethyl-formamide for 15h; Ambient temperature;53%
methanol
67-56-1

methanol

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

methyl N-isopropylallophanate
84039-99-6

methyl N-isopropylallophanate

Conditions
ConditionsYield
for 30h; Irradiation;93%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

p-methoxybenzyl chloride
824-94-2

p-methoxybenzyl chloride

3-(4-methoxybenzyl)-5,5-dimethylimidazolidine-2,4-dione
220615-80-5

3-(4-methoxybenzyl)-5,5-dimethylimidazolidine-2,4-dione

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃; for 8h; Inert atmosphere;93%
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 16h;88.5%
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With potassium hydroxide In ethanol at 25 - 90℃;
Stage #2: p-methoxybenzyl chloride In methanol; ethanol at 25 - 60℃;
14%
1,8-dibromooctane
4549-32-0

1,8-dibromooctane

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

C13H23BrN2O2

C13H23BrN2O2

Conditions
ConditionsYield
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With potassium carbonate In acetone at 20℃; for 0.5h;
Stage #2: 1,8-dibromooctane In acetone at 20℃; for 3h;
92.4%
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With potassium carbonate In acetone for 0.5h; Reflux;
Stage #2: 1,8-dibromooctane In acetone Reflux;
92.4%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

allyl bromide
106-95-6

allyl bromide

1-(Prop-2-enyl)-4,4-dimethyl-2,5-dioxoimidazolidine
3366-92-5

1-(Prop-2-enyl)-4,4-dimethyl-2,5-dioxoimidazolidine

Conditions
ConditionsYield
With potassium hydroxide In methanol; water at 60℃; for 2h;92%
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With sodium hydroxide In water
Stage #2: allyl bromide In methanol; water at 60℃; for 1h;
90%
With triethylamine In tetrahydrofuran for 5h; Addition; Heating;
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

1-Bromo-2-chloroethane
107-04-0

1-Bromo-2-chloroethane

3-(2'-chloroethyl)-5, 5-dimethylhydantoin
53066-53-8

3-(2'-chloroethyl)-5, 5-dimethylhydantoin

Conditions
ConditionsYield
With potassium hydroxide In ethanol at 80℃; for 8h;92%
With potassium hydroxide In ethanol at 80℃; for 8h;92%
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With sodium hydroxide In ethanol at 90℃; for 0.166667h;
Stage #2: 1-Bromo-2-chloroethane In ethanol at 80℃; for 8h;
87.6%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

Ethyl 2-bromopropionate
535-11-5, 41978-69-2

Ethyl 2-bromopropionate

2-(4,4-dimethyl-2,5-dioxoimidazolidin-1-yl)propionic acid ethyl ester
127834-98-4

2-(4,4-dimethyl-2,5-dioxoimidazolidin-1-yl)propionic acid ethyl ester

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 85℃; for 90h; Inert atmosphere; regioselective reaction;92%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

benzyl bromide
100-39-0

benzyl bromide

3-benzyl-5,5-dimethyl-2,4-imidazolidinedione
34657-68-6

3-benzyl-5,5-dimethyl-2,4-imidazolidinedione

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 85℃; for 6h; Inert atmosphere; regioselective reaction;92%
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With potassium carbonate In acetone for 0.5h; Reflux;
Stage #2: benzyl bromide In acetone at 20℃; for 21h; Reflux;
73%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

bis(4-methylphenyl)iodonium trifluoromethanesulfonate
123726-16-9

bis(4-methylphenyl)iodonium trifluoromethanesulfonate

5,5-dimethyl-3-(p-tolyl)imidazolidine-2,4-dione
92668-56-9

5,5-dimethyl-3-(p-tolyl)imidazolidine-2,4-dione

Conditions
ConditionsYield
With potassium phosphate; copper(l) iodide In 1,2-dichloro-ethane at 20℃; for 7h; Inert atmosphere; Schlenk technique; Sealed tube;92%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

benzyl bromide
100-39-0

benzyl bromide

A

3-benzyl-1-(3-iodo-2-propynyl-5,5-dimethylhydantoin

3-benzyl-1-(3-iodo-2-propynyl-5,5-dimethylhydantoin

B

3-benzyl-5,5-dimethyl-2,4-imidazolidinedione
34657-68-6

3-benzyl-5,5-dimethyl-2,4-imidazolidinedione

Conditions
ConditionsYield
With potassium carbonate In acetoneA 91.3%
B n/a
2-bromonaphthalene
580-13-2

2-bromonaphthalene

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

5,5-dimethyl-3-(naphthalen-2-yl)hydantoin

5,5-dimethyl-3-(naphthalen-2-yl)hydantoin

Conditions
ConditionsYield
With copper(I) oxide In N,N-dimethyl-formamide at 150℃; for 14h; Inert atmosphere; regioselective reaction;91%
(3-chloropropyl)triethoxysilane
5089-70-3

(3-chloropropyl)triethoxysilane

5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

5,5-dimethyl-3-(3'-triethoxysilylpropyl)hydantoin
473780-80-2

5,5-dimethyl-3-(3'-triethoxysilylpropyl)hydantoin

Conditions
ConditionsYield
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With potassium hydroxide In ethanol Heating / reflux;
Stage #2: (3-chloropropyl)triethoxysilane In DMF (N,N-dimethyl-formamide) at 60 - 95℃; for 5h;
90.3%
Stage #1: 5,5-dimethyl-imidazolidine-2,4-dione With sodium hydroxide In ethanol at 90℃; for 0.166667h;
Stage #2: (3-chloropropyl)triethoxysilane In N,N-dimethyl-formamide at 95℃; for 10h;
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

1,3-Diiodo-5,5-dimethyl-2,4-imidazolidinedione
2232-12-4

1,3-Diiodo-5,5-dimethyl-2,4-imidazolidinedione

Conditions
ConditionsYield
With sodium hypochlorite; iodine In acetic acid butyl ester; water at 10℃; for 2h; Solvent; Reagent/catalyst;90%
With Iodine monochloride; sodium hydroxide In chloroform; water at -5 - 5℃; for 2h;63.3%
With sodium hydroxide; Iodine monochloride In chloroform at 0℃; for 0.25h;48%
5,5-dimethyl-imidazolidine-2,4-dione
77-71-4

5,5-dimethyl-imidazolidine-2,4-dione

3-amino-5,5'-dimethylimidazolidine-2,4-dione
1123-44-0

3-amino-5,5'-dimethylimidazolidine-2,4-dione

Conditions
ConditionsYield
With hydrazine hydrate90%
With hydrazine hydrate
With hydrazine hydrate Heating;
With hydrazine hydrate
Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View