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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

4-Phenyl-1,2,4-triazoline-3,5-dione Manufacturer/High quality/Best price/In stock

Cas:4233-33-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Chemwill Asia Co., Ltd.

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

4-Phenyl-3H-1,2,4-triazole-3,5(4H)-dione

Cas:4233-33-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

High quality and best price of PTAD from Henan Tianfu Chemical: 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 stab

4- PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE

Cas:4233-33-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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LIDE PHARMACEUTICALS LIMITED

We are a professional chemicals, APIs and plant extract leading manufacturer in China. We are specialized in chemical synthesis, process development of pharmaceutical intermediates, active pharmaceutical ingredients (APIs), plant extract and rare

4-Phenyl-1,2,4-triazoline-3,5-dione

Cas:4233-33-4

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

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 4233-33-4 with best quality

Cas:4233-33-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

PTAD

Cas:4233-33-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE CAS:4233-33-4 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 quali

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE CAS:4233-33-4

Cas:4233-33-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

PTAD

Cas:4233-33-4

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

CAS NO.:4233-33-4

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality moderate price & quick delivery Appearance:Red Solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Azodicarbonyl reagent

PTAD

Cas:4233-33-4

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Afine Chemicals Limited

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

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE

Cas:4233-33-4

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

PTAD

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

4-Phenyl-3H-1,2,4-triazole-3,5(4H)-dione

Cas:4233-33-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE

Cas:4233-33-4

Min.Order:1 Milligram

Negotiable

Type:Trading Company

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

4-Phenyl-3H-1,2,4-triazole-3,5(4H)-dione

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Other

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GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

4-Phenyl-1,2,4-triazoline-3,5-dione

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec 4-Phenyl-1,2,4-triazoline-3,5-dione 100g

Cas:4233-33-4

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

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

4-Phenyl-1,2,4-triazoline-3,5-dione

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Manufacturers

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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

PTAD

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Ocean Chemical Co., Ltd.

★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE

Cas:4233-33-4

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

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE CAS No.4233-33-4

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Wuhan Circle Star Chem-medical Technology co.,Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a

4-Phenyl-1,2,4-triazoline-3,5-dione

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

4-Phenyl-1,2,4-triazoline-3,5-dione cas 4233-33-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

4-Phenyl-1,2,4-triazoline-3,5-dione cas 4233-33-4

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

4-phenyl-3H-1,2,4-triazole-3,5(4H)-dione

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:1g Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port

4-Phenyl-1,2,4-triazoline-3,5-dione

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemlyte Solutions

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

4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Other

inquiry

Chemsigma International Co.,Ltd.

bulk?production Application:Pharmaceutical intermediates

3,5-DIHYDRO-4-PHENYL-4ETA-1,2,4-TRIAZOLE-3,5-DIONE

Cas:4233-33-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Synthetic route

4-Phenylurazole
15988-11-1

4-Phenylurazole

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
With tetrabutylammonium periodite In acetone at 20℃; for 0.5h;100%
With SiO2-supported HNO3 In dichloromethane at 20℃; for 0.583333h; chemoselective reaction;99%
With chlorine In ethyl acetate for 18h;98%
10,11-Dimethylen-4-phenyl-2,4,6-triazatricyclo<5.2.2.02,6>undec-8-en-3,5-dion
86814-89-3

10,11-Dimethylen-4-phenyl-2,4,6-triazatricyclo<5.2.2.02,6>undec-8-en-3,5-dion

4-methyl-1,2,4-triazoline-3,5-dione
13274-43-6

4-methyl-1,2,4-triazoline-3,5-dione

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

1,2,3,4-Tetrahydro-N-phenyl-2,3-phthalazindicarboximid
30168-21-9

1,2,3,4-Tetrahydro-N-phenyl-2,3-phthalazindicarboximid

C

1,2,3,4-Tetrahydro-N-methyl-2,3-phthalazindicarboximid
86814-91-7

1,2,3,4-Tetrahydro-N-methyl-2,3-phthalazindicarboximid

Conditions
ConditionsYield
In dichloromethane -78 deg C to 10 deg C;A n/a
B 2%
C 95%
acetoxy-(3-acetoxy-5-oxo-4-phenyl-4,5-dihydro-[1,2,4]triazol-1-yl)-acetic acid ethyl ester

acetoxy-(3-acetoxy-5-oxo-4-phenyl-4,5-dihydro-[1,2,4]triazol-1-yl)-acetic acid ethyl ester

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
With tert-butylhypochlorite; sodium carbonate; sodium sulfate In ethyl acetate at 0℃;
4-phenylurazole

4-phenylurazole

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
With tert-butylhypochlorite In ethyl acetate for 0.666667h; Ambient temperature;
disilver salt of hydrazodicarboxanil

disilver salt of hydrazodicarboxanil

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
With iodine
phenyl isocyanate
103-71-9

phenyl isocyanate

diluted benzene

diluted benzene

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: benzene / 20-25 deg C, 2 h; reflux, 2 h
2: KOH / H2O / 2 h
3: anhydrous Na2SO4, N2O4 / CH2Cl2 / 0 °C
View Scheme
ethyl 2-(tert-butylcarbamoyl)hydrazine-1-carboxylate
17696-94-5

ethyl 2-(tert-butylcarbamoyl)hydrazine-1-carboxylate

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: KOH / H2O / 2 h
2: anhydrous Na2SO4, N2O4 / CH2Cl2 / 0 °C
View Scheme
2-diphenylmethyliumyl-3,5-dioxo-4-phenyl-1,2,4-triazolidin-1-ide
2693-32-5

2-diphenylmethyliumyl-3,5-dioxo-4-phenyl-1,2,4-triazolidin-1-ide

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: atmospheric moisture / storage conditions
2: t-butyl hypochlorite / CH2Cl2 / 0 °C
View Scheme
C23H17N3O2
1330068-60-4

C23H17N3O2

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: chloroform-d1 / 50 °C / Darkness
2: chloroform-d1 / 25 °C / Darkness
3: chloroform-d1 / 50 °C / Darkness
View Scheme
C23H17N3O2
1330068-60-4

C23H17N3O2

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9-methylanthracene
779-02-2

9-methylanthracene

Conditions
ConditionsYield
In chloroform-d1 at 50℃; Equilibrium constant; Temperature; retro-Diels-Alder Reaction; Darkness;
In toluene at 25℃; under 760.051 Torr; Equilibrium constant;
C34H23N3O2
1330068-44-4

C34H23N3O2

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: chloroform-d1 / 50 °C / Darkness
2: chloroform-d1 / 25 °C / Darkness
3: chloroform-d1 / 50 °C / Darkness
View Scheme
Multi-step reaction with 3 steps
1: chloroform-d1 / 50 °C / Darkness
2: chloroform-d1 / 25 °C / Darkness
3: chloroform-d1 / 50 °C / Darkness
View Scheme
C34H23N3O2
1330068-44-4

C34H23N3O2

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9,10-dimethylanthracene
781-43-1

9,10-dimethylanthracene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: chloroform-d1 / 25 °C / Darkness
2: chloroform-d1 / 50 °C / Darkness
View Scheme
C34H23N3O2
1330068-44-4

C34H23N3O2

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9,10-diphenylanthracene
1499-10-1

9,10-diphenylanthracene

Conditions
ConditionsYield
In chloroform-d1 at 50℃; Equilibrium constant; Temperature; retro-Diels-Alder Reaction; Darkness;
C22H13Cl2N3O2
1330068-62-6

C22H13Cl2N3O2

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: chloroform-d1 / 50 °C / Darkness
2: chloroform-d1 / 25 °C / Darkness
3: chloroform-d1 / 50 °C / Darkness
View Scheme
C22H13Cl2N3O2
1330068-62-6

C22H13Cl2N3O2

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9,10-dichloroanthracene
605-48-1

9,10-dichloroanthracene

Conditions
ConditionsYield
In chloroform-d1 at 50℃; Equilibrium constant; Temperature; retro-Diels-Alder Reaction; Darkness;
In toluene at 25℃; under 760.051 Torr; Equilibrium constant;
9,10-dimethyl-14-phenyl-9,10-dihydro-9,10-[1,2]epi[1,2,4]triazolo-anthracene-13,15-dione
13715-59-8

9,10-dimethyl-14-phenyl-9,10-dihydro-9,10-[1,2]epi[1,2,4]triazolo-anthracene-13,15-dione

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9,10-dimethylanthracene
781-43-1

9,10-dimethylanthracene

Conditions
ConditionsYield
In chloroform-d1 at 50℃; Equilibrium constant; Temperature; retro-Diels-Alder Reaction; Darkness;
In toluene at 25℃; under 760.051 Torr; Equilibrium constant;
9,10-dimethyl-14-phenyl-9,10-dihydro-9,10-[1,2]epi[1,2,4]triazolo-anthracene-13,15-dione
13715-59-8

9,10-dimethyl-14-phenyl-9,10-dihydro-9,10-[1,2]epi[1,2,4]triazolo-anthracene-13,15-dione

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9,10-diphenylanthracene
1499-10-1

9,10-diphenylanthracene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: chloroform-d1 / 25 °C / Darkness
2: chloroform-d1 / 50 °C / Darkness
View Scheme
9,10-(4’-phenyl)urazolo-9,10-dihydroanthracene
10316-56-0

9,10-(4’-phenyl)urazolo-9,10-dihydroanthracene

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

anthracene
120-12-7

anthracene

Conditions
ConditionsYield
In chloroform-d1 at 50℃; Equilibrium constant; Temperature; retro-Diels-Alder Reaction; Darkness;
In toluene at 25℃; under 760.051 Torr; Equilibrium constant; Solvent;
9,10-(4’-phenyl)urazolo-9,10-dihydroanthracene
10316-56-0

9,10-(4’-phenyl)urazolo-9,10-dihydroanthracene

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9,10-dimethylanthracene
781-43-1

9,10-dimethylanthracene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: chloroform-d1 / 25 °C / Darkness
2: chloroform-d1 / 50 °C / Darkness
View Scheme
9,10-(4’-phenyl)urazolo-9,10-dihydroanthracene
10316-56-0

9,10-(4’-phenyl)urazolo-9,10-dihydroanthracene

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9,10-diphenylanthracene
1499-10-1

9,10-diphenylanthracene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: chloroform-d1 / 25 °C / Darkness
2: chloroform-d1 / 25 °C / Darkness
3: chloroform-d1 / 50 °C / Darkness
View Scheme
1-(2-hydroxy-5-methylphenyl)-4-phenyl-1,2,4-triazolidine-3,5-dione
1207170-30-6

1-(2-hydroxy-5-methylphenyl)-4-phenyl-1,2,4-triazolidine-3,5-dione

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
With hydrogenchloride; water In methanol at 20℃; for 12h; Inert atmosphere;
3-(benzylthio)-1-phenylpyrrolidine-2,5-dione
95498-43-4

3-(benzylthio)-1-phenylpyrrolidine-2,5-dione

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
With hydrogenchloride; water In methanol at 20℃; for 12h; Inert atmosphere;
(1R,8S)-4,15-dimethyl-11-phenyl-9,11,13-triazatetracyclo[6.5.2.02,7.09,13]pentadeca-2,4,6,14-tetraene-10,12-dione

(1R,8S)-4,15-dimethyl-11-phenyl-9,11,13-triazatetracyclo[6.5.2.02,7.09,13]pentadeca-2,4,6,14-tetraene-10,12-dione

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

2.6-dimethylnaphthalene
581-42-0

2.6-dimethylnaphthalene

Conditions
ConditionsYield
at 20℃; Equilibrium constant; Thermodynamic data; Kinetics; Activation energy;
3,10,15-triphenyl-13,15,17-triazapentacyclo[10.5.2.02,11.04.9.013,17]nonadeca-2,4(9),5,7,10,18-hexaene-14,16-dione

3,10,15-triphenyl-13,15,17-triazapentacyclo[10.5.2.02,11.04.9.013,17]nonadeca-2,4(9),5,7,10,18-hexaene-14,16-dione

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9,10-diphenylanthracene
1499-10-1

9,10-diphenylanthracene

Conditions
ConditionsYield
With trans,trans-1,4-Diphenyl-1,3-butadiene at 20℃; Thermodynamic data; Kinetics; Activation energy;
With trans,trans-1,4-Diphenyl-1,3-butadiene In toluene at 25℃; under 760.051 Torr; Equilibrium constant; Kinetics; Thermodynamic data; Temperature; Pressure;
C22H14ClN3O2
1450893-71-6

C22H14ClN3O2

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9-chloroanthracene
716-53-0

9-chloroanthracene

Conditions
ConditionsYield
In toluene at 25℃; under 760.051 Torr; Equilibrium constant; Temperature;
C28H19N3O2
1450893-72-7

C28H19N3O2

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9-phenylanthracene
602-55-1

9-phenylanthracene

Conditions
ConditionsYield
In toluene at 25℃; under 760.051 Torr; Equilibrium constant; Temperature;
9,10-dimethoxy-14-phenyl-9,10-dihydro-9,10-[1,2]epi[1,2,4]triazolo-anthracene-13,15-dione
13715-60-1

9,10-dimethoxy-14-phenyl-9,10-dihydro-9,10-[1,2]epi[1,2,4]triazolo-anthracene-13,15-dione

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9,10-dimethoxyanthracene
2395-97-3

9,10-dimethoxyanthracene

Conditions
ConditionsYield
In toluene at 25℃; under 760.051 Torr; Equilibrium constant;
C23H14N4O2

C23H14N4O2

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

9-cyanoanthracene
1210-12-4

9-cyanoanthracene

Conditions
ConditionsYield
In toluene at 25℃; under 760.051 Torr; Equilibrium constant; Temperature;
C28H33N3O2
90461-90-8

C28H33N3O2

A

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

B

adamantylidene-adamantane
30541-56-1

adamantylidene-adamantane

Conditions
ConditionsYield
In toluene Equilibrium constant;
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

5-ethoxy-2-phenyl-1,3-oxazole
25755-93-5

5-ethoxy-2-phenyl-1,3-oxazole

2,5-diphenyl-7-carbethoxy-2,4,6,8-tetraaza <3.3.1>bicyclooct-5-ene-1,3-dione
125422-61-9

2,5-diphenyl-7-carbethoxy-2,4,6,8-tetraaza <3.3.1>bicyclooct-5-ene-1,3-dione

Conditions
ConditionsYield
In benzene at 20℃; for 0.2h;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

1-methyleneindane
1194-56-5

1-methyleneindane

1-(3-1H-indenylmethyl)-4-phenyl-1,2,4-triazolidine-3,5-dione
99532-26-0

1-(3-1H-indenylmethyl)-4-phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
In dichloromethane for 2h; Ambient temperature;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

anthracene
120-12-7

anthracene

9,10-(4’-phenyl)urazolo-9,10-dihydroanthracene
10316-56-0

9,10-(4’-phenyl)urazolo-9,10-dihydroanthracene

Conditions
ConditionsYield
In toluene at 20℃; for 2h;100%
In chloroform-d1 at 25℃; Equilibrium constant; Temperature; Diels-Alder reaction; Darkness;84 %Spectr.
In chloroform at 24.84℃; Kinetics; Solvent; Diels-Alder Cycloaddition;
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

adamantylidene-adamantane
30541-56-1

adamantylidene-adamantane

C28H33N3O2
90461-90-8

C28H33N3O2

Conditions
ConditionsYield
In benzene at 20℃; for 2h;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

bicyclopentylidene
16189-35-8

bicyclopentylidene

1-(1-cyclopent-1-enylcyclopentyl)-4-phenyl-1,2-dihydro-1,2,4-triazole-3,5-dione
135084-70-7

1-(1-cyclopent-1-enylcyclopentyl)-4-phenyl-1,2-dihydro-1,2,4-triazole-3,5-dione

Conditions
ConditionsYield
In dichloromethane Ambient temperature;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

7-methylenecycloocta-1,3,5-triene
2570-13-0

7-methylenecycloocta-1,3,5-triene

5-phenyl-3,5,7-triazatricyclo<6.5.1.03,7>tetradeca-9,11,13-triene-4,6-dione
75437-27-3

5-phenyl-3,5,7-triazatricyclo<6.5.1.03,7>tetradeca-9,11,13-triene-4,6-dione

Conditions
ConditionsYield
Mechanism;100%
In acetone for 0.0833333h; Ambient temperature;97%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

5-(methoxycarbonyl)-2-phenyl<1,2,4>triazolo<1,2-a>pyridazine-1,3-dione
88180-59-0

5-(methoxycarbonyl)-2-phenyl<1,2,4>triazolo<1,2-a>pyridazine-1,3-dione

C22H16N6O6
88200-31-1

C22H16N6O6

Conditions
ConditionsYield
In acetone Ambient temperature;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

diisopropylidenethiirane oxide
81355-46-6

diisopropylidenethiirane oxide

2,2,6,6-Tetramethyl-1-oxo-4-phenyl-2,6-dihydro-1H-1λ4-thia-2a,4,5a-triaza-cyclopropa[f]indene-3,5-dione
82613-76-1

2,2,6,6-Tetramethyl-1-oxo-4-phenyl-2,6-dihydro-1H-1λ4-thia-2a,4,5a-triaza-cyclopropa[f]indene-3,5-dione

Conditions
ConditionsYield
In dichloromethane Ambient temperature;100%
In dichloromethane Ambient temperature;
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

2-azanorbornadiene
83953-54-2

2-azanorbornadiene

A

hydrogen cyanide
74-90-8

hydrogen cyanide

B

4-phenyl-2,4,6-triazatricyclo[3.2.1.0(2,6)]dec-8-ene-3,5-dione
15971-63-8, 137121-69-8, 137121-70-1

4-phenyl-2,4,6-triazatricyclo[3.2.1.0(2,6)]dec-8-ene-3,5-dione

Conditions
ConditionsYield
In tetrahydrofuran-d8A n/a
B 100%
In tetrahydrofuran-d8A n/a
B 100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

C20H18
65879-08-5

C20H18

C28H23N3O2
125512-66-5

C28H23N3O2

Conditions
ConditionsYield
In dichloromethane at 0℃;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

n-Hexyl 11,13-dioxo-12-aza<4.4.3>propella-2,4,7,9-tetraene-12-acetate
78388-45-1

n-Hexyl 11,13-dioxo-12-aza<4.4.3>propella-2,4,7,9-tetraene-12-acetate

C28H28N4O6
78388-46-2

C28H28N4O6

Conditions
ConditionsYield
In dichloromethane Ambient temperature;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

2-ethyl-5-methoxy-4-(p-nitrophenyl)oxazole
93961-31-0

2-ethyl-5-methoxy-4-(p-nitrophenyl)oxazole

3-Ethyl-1-(4-nitro-phenyl)-5,7-dioxo-6-phenyl-6,7-dihydro-1H,5H-[1,2,4]triazolo[1,2-a][1,2,4]triazole-1-carboxylic acid methyl ester
121031-29-6

3-Ethyl-1-(4-nitro-phenyl)-5,7-dioxo-6-phenyl-6,7-dihydro-1H,5H-[1,2,4]triazolo[1,2-a][1,2,4]triazole-1-carboxylic acid methyl ester

Conditions
ConditionsYield
In acetonitrile Ambient temperature;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

ethyl 1-oxo-4,6,6-trimethyl-2,4-cyclohexadiene-3-carboxylate
109216-99-1

ethyl 1-oxo-4,6,6-trimethyl-2,4-cyclohexadiene-3-carboxylate

ethyl 2-phenyl-7,10,10-trimethyl-1,3,11-trioxo-5,8-etheno-2,3,5,8-tetrahydro-1H-<1,2,4>triazolo<1,2-a>pyridazine-6-carboxylate
109241-75-0

ethyl 2-phenyl-7,10,10-trimethyl-1,3,11-trioxo-5,8-etheno-2,3,5,8-tetrahydro-1H-<1,2,4>triazolo<1,2-a>pyridazine-6-carboxylate

Conditions
ConditionsYield
In dichloromethane Ambient temperature;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

cyclohexene
110-83-8

cyclohexene

1-(cyclohex-2-enyl)-4-phenyl-1,2,4-triazolidine-3,5-dione
15971-69-4

1-(cyclohex-2-enyl)-4-phenyl-1,2,4-triazolidine-3,5-dione

Conditions
ConditionsYield
In dichloromethane100%
In dichloromethane Ambient temperature;89%
In benzene at 25℃; Rate constant; other solvent;
In benzene at 25℃; Rate constant; other solvent: CH2Cl2;
In toluene at 25℃; under 1490400 Torr; Kinetics; Temperature; Pressure; Concentration;
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

4-Phenylurazole
15988-11-1

4-Phenylurazole

Conditions
ConditionsYield
With thiophenol In toluene at 20℃; for 5h; Product distribution; Further Variations:; Reagents; Solvents;100%
With hydrazine hydrate In acetonitrile at 20℃; for 0.0166667h;99%
With acetic acid; sodium iodide In acetone for 0.0833333h;76%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

4-hydroxy-8-methyl-2-oxo-7,8-dihydro-2H,6H-pyrrolo<2,1-b><1,3>thiazinium hydroxide inner salt
166535-68-8

4-hydroxy-8-methyl-2-oxo-7,8-dihydro-2H,6H-pyrrolo<2,1-b><1,3>thiazinium hydroxide inner salt

10-methyl-2-phenyl-2,3,5,6,8,9-hexahydro-1H-pyrrolo<2,1-c>-1,2,4-triazolo<1,2-a><1,2,4>triazine-1,3,5-trione

10-methyl-2-phenyl-2,3,5,6,8,9-hexahydro-1H-pyrrolo<2,1-c>-1,2,4-triazolo<1,2-a><1,2,4>triazine-1,3,5-trione

Conditions
ConditionsYield
In diethyl ether for 6h; Ambient temperature;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Adamantylidenecyclopentadiene
16668-82-9

Adamantylidenecyclopentadiene

10-Adamantylidene-2,4,6-triazatricyclo<5.2.1.02.6>dec-8-ene-3,5-dione

10-Adamantylidene-2,4,6-triazatricyclo<5.2.1.02.6>dec-8-ene-3,5-dione

Conditions
ConditionsYield
In dichloromethane-d2 at -78℃; for 1h;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

cyclopenta-1,3-diene
542-92-7

cyclopenta-1,3-diene

2-phenyl-4,5,8,9-tetrahydro-5,8-methano[1,2,4]triazolo[1,2-a]pyridazine-1,3-dione
15971-63-8

2-phenyl-4,5,8,9-tetrahydro-5,8-methano[1,2,4]triazolo[1,2-a]pyridazine-1,3-dione

Conditions
ConditionsYield
In dichloromethane at -10℃;100%
With lithium perchlorate In acetonitrile Cycloaddition;75%
In toluene at 24.5℃; Kinetics; Thermodynamic data; Solvent; Diels-Alder Cycloaddition;
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

cyclohexa-1,3-diene
1165952-91-9

cyclohexa-1,3-diene

4-phenyl-2,4,6-triazatricyclo<5.2.2.02,6>undec-8-ene-3,5-dione
10316-53-7

4-phenyl-2,4,6-triazatricyclo<5.2.2.02,6>undec-8-ene-3,5-dione

Conditions
ConditionsYield
In dichloromethane at -10℃;100%
In sulfuric acid; acetonitrile Cycloaddition;90%
In dichloromethane at 20℃; for 2h; Inert atmosphere;115 mg
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

4-hydroxy-3,8,8-trimethyl-2-oxo-3,4,6,7-tetrahydro-2H,6H-pyrrolo<2,1-b><1,3>-thiazinium hydroxide inner salt
153616-70-7

4-hydroxy-3,8,8-trimethyl-2-oxo-3,4,6,7-tetrahydro-2H,6H-pyrrolo<2,1-b><1,3>-thiazinium hydroxide inner salt

9-phenyl-1-thia-3,7,7-trimethyl-octahydro-4a,7b,9,10a-tetraaza-ethano-as-indacen-2,4,8,10-tetraone

9-phenyl-1-thia-3,7,7-trimethyl-octahydro-4a,7b,9,10a-tetraaza-ethano-as-indacen-2,4,8,10-tetraone

Conditions
ConditionsYield
In acetonitrile at -40℃; for 0.166667h;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

isoprene
78-79-5

isoprene

3-methyl-8-phenyl-1,6,8-triazabicyclo[4.3.0]non-3-ene-7,9-dione
10316-49-1

3-methyl-8-phenyl-1,6,8-triazabicyclo[4.3.0]non-3-ene-7,9-dione

Conditions
ConditionsYield
In dichloromethane at -10℃;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

Methyl (11,11a-dihydro-4aH-4a,11a-methanoindeno[1,2-a]azulen-10-yl)carboxylate
199180-81-9

Methyl (11,11a-dihydro-4aH-4a,11a-methanoindeno[1,2-a]azulen-10-yl)carboxylate

C28H21N3O4

C28H21N3O4

Conditions
ConditionsYield
In benzene at 0℃; for 1h;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

1-Ethyl-5,6-diphenyl-1H-pyrazin-2-one
78174-92-2

1-Ethyl-5,6-diphenyl-1H-pyrazin-2-one

8-Ethyl-4,7,11-triphenyl-2,4,6,8,10-pentaaza-tricyclo[5.2.2.02,6]undec-10-ene-3,5,9-trione

8-Ethyl-4,7,11-triphenyl-2,4,6,8,10-pentaaza-tricyclo[5.2.2.02,6]undec-10-ene-3,5,9-trione

Conditions
ConditionsYield
In dichloromethane for 0.5h; Ambient temperature;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

C21H14

C21H14

C29H19N3O2

C29H19N3O2

Conditions
ConditionsYield
at 3℃; for 2h; Product distribution; determination of ratio syn-endo or anti-endo attack;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

C21H14

C21H14

C29H19N3O2

C29H19N3O2

Conditions
ConditionsYield
at 3℃; for 2h;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

C21H14

C21H14

C29H19N3O2

C29H19N3O2

Conditions
ConditionsYield
at 3℃; for 2h; Product distribution; determination of ratio syn-endo or anti-endo attack;100%
at 3℃; for 2h;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

9,10-dimethylenetricyclo[6.2.1.02,7]undeca-2,4,6-triene
56305-84-1

9,10-dimethylenetricyclo[6.2.1.02,7]undeca-2,4,6-triene

6-phenyl-4,6,8-triazapentacyclo[9.6.1.02,10.04,8.012,17]octadeca-2(10),12(17),13,15-tetraene-5,7-dione
208457-12-9

6-phenyl-4,6,8-triazapentacyclo[9.6.1.02,10.04,8.012,17]octadeca-2(10),12(17),13,15-tetraene-5,7-dione

Conditions
ConditionsYield
In chloroform for 0.5h; Ambient temperature;100%
4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

(E,E)-1-l-menthyloxy-1,3-octadiene
197970-24-4

(E,E)-1-l-menthyloxy-1,3-octadiene

cis-5-butyl-2-phenyl-8-(l-menthyloxy)-5,8-dihydro-[1,2,4]triazolo[1,2-a]pyridazine-1,3-dione

cis-5-butyl-2-phenyl-8-(l-menthyloxy)-5,8-dihydro-[1,2,4]triazolo[1,2-a]pyridazine-1,3-dione

Conditions
ConditionsYield
In tetrahydrofuran at -25℃; Diels-Alder cycloaddition;100%
(+/-)-(3R)-(1E)-cyclohexenyl-1-(p-tolylsulfonyl)hept-1-en-3-ol

(+/-)-(3R)-(1E)-cyclohexenyl-1-(p-tolylsulfonyl)hept-1-en-3-ol

4-Phenyl-1,2,4-triazolidine-3,5-dione
4233-33-4

4-Phenyl-1,2,4-triazolidine-3,5-dione

(+/-)-(5R,10aR)-5-[(1R)-hydroxypentyl]-2-phenyl-6-(p-tolylsulfonyl)-8,9,10,10a-tetrahydro-2H-[1,2,4]triazolo[1,2-a]cinnoline-1,3(5H,7H)-dione

(+/-)-(5R,10aR)-5-[(1R)-hydroxypentyl]-2-phenyl-6-(p-tolylsulfonyl)-8,9,10,10a-tetrahydro-2H-[1,2,4]triazolo[1,2-a]cinnoline-1,3(5H,7H)-dione

Conditions
ConditionsYield
In toluene at -78 - 20℃; for 12h; Diels-Alder cycloaddition;100%

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