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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

Citraconic anhydride Manufacturer/High quality/Best price/In stock

Cas:616-02-4

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 Citraconic Anhydride supplier in China

Cas:616-02-4

Min.Order:1 Kilogram

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Wuhan Fortuna Chemical 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:Colorless Transparent Liquid Storage:Store at RT Package:25kg

High quality Citraconic anhydride CAS 616-02-4 supplied by reliable manufacturer

Cas:616-02-4

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Trading Company

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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 Citraconic Anhydride

Cas:616-02-4

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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

Citraconic anhydride

Cas:616-02-4

Min.Order:5 Kiloliter

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Henan Tianfu Chemical Co., Ltd.

Citraconic anhydride Basic information Product Name: Citraconic anhydride Synonyms: 2,5-Furanedione, 3-methyl;3-Methyl-2,5-furandione;3-methyl-5-furandione;3-methyl-furan-2,5-dione;3-Met

Citraconic anhydride_

Cas:616-02-4

Min.Order:1 Kilogram

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Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

616-02-4 Citraconic anhydride

Cas:616-02-4

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

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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

Manufacturer supply CAS 616-02-4 with best quality

Cas:616-02-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

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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

2,5-Furandione,3-methyl- 616-02-4

Cas:616-02-4

Min.Order:1 Kilogram

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Shanghai Minstar Chemical Co., Ltd

Synonyms: 2,5-Furanedione, 3-methyl;3-Methyl-2,5-furandione;3-methyl-5-furandione;3-methyl-furan-2,5-dione;3-Methylmaleic anhydride;3-methylmaleicanhydride;alpha-Methylmaleic anhydride;alpha-methylmaleicanhydride CAS: 616-02-4 MF: C5H4O3 MW: 112

Citraconic anhydride 616-02-4 purity99%

Cas:616-02-4

Min.Order:1 Kilogram

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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

Citraconic anhydride

Cas:616-02-4

Min.Order:1 Kilogram

FOB Price: $100.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Citraconic anhydride CAS:616-02-4 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 inter

Citraconic anhydride CAS:616-02-4

Cas:616-02-4

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

2,5-Furandione,3-methyl-

Cas:616-02-4

Min.Order:1 Kilogram

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Hubei Jiutian Bio-medical Technology Co., Ltd

1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie

CAS 616-02-4 Citraconic anhydride

Cas:616-02-4

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

CAS NO.:616-02-4

Cas:616-02-4

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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

Citraconic anhydride

Cas:616-02-4

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HANGZHOU YUNUO CHEMICAL CO.,LTD

superior quality moderate price & quick delivery Appearance:clear colorless to very slightly yellow liquid 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.

Citraconic anhydride

Cas:616-02-4

Min.Order:1 Kilogram

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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

Citraconic anhydride

Cas:616-02-4

Min.Order:0 Metric Ton

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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

2,5-Furandione,3-methyl-

Cas:616-02-4

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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 als

Citraconic anhydride

Cas:616-02-4

Min.Order:1 Gram

FOB Price: $1.0

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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 Citraconic Anhydride

Cas:616-02-4

Min.Order:10 Gram

FOB Price: $100.0

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Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu

Citraconic Anhydride

Cas:616-02-4

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Hangzhou Zhongqi chem Co.,Ltd.

Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service an

Citraconic anhydride

Cas:616-02-4

Min.Order:1 Gram

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Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

Citraconic anhydride

Cas:616-02-4

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Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

Citraconic anhydride

Cas:616-02-4

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Win-Win chemical Co.Ltd

Stock products, own laboratoryAppearance:Colorless to light yellow liquid Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

Citraconic anhydride cas no. 616-02-4 98%

Cas:616-02-4

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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

Citraconic anhydride

Cas:616-02-4

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Wuxi TAA Chemical Industry Co.,LTD.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re

Citraconic anhydride CAS 616-02-4

Cas:616-02-4

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Lonwin Chemical Group Limited

Shanghai Lonwin Chemical company is a subsidiary of Lonwin Industry Group Limited, was established in 2011 and is headquartered in Shanghai, adjacent to China National Convention and Exhibition Center and Hongqiao transportation hub.Lonwinchem is

Hot Sale Citraconic Anhydride 616-02-4

Cas:616-02-4

Min.Order:100 Kilogram

FOB Price: $100.0 / 150.0

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GIHI CHEMICALS CO.,LIMITED

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

Citraconic anhydride

Cas:616-02-4

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Synthetic route

2-methylenesuccinic acid
97-65-4

2-methylenesuccinic acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
With calcium In 5,5-dimethyl-1,3-cyclohexadiene at 120℃; under 750.075 Torr; for 1.5h; Reagent/catalyst;99.3%
Stage #1: 2-methylenesuccinic acid With acetic anhydride at 80℃;
Stage #2: at 230℃; under 262.526 Torr; for 4h;
94%
4Cs(1+)*SiW12O40(4-) = Cs4{SiW12O40} at 170 - 200℃; under 50 - 100 Torr; for 5.5h; Product distribution / selectivity;92.5%
citraconic acid
498-23-7

citraconic acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
With trifluoroacetic anhydride at 20℃; Inert atmosphere;99%
With niobium(V) oxide hydrate In o-xylene at 160℃; for 72h; Inert atmosphere; Molecular sieve;94%
With phosphorus pentoxide In chloroform for 48h; Reflux;80%
1,3,5-Trioxan
110-88-3

1,3,5-Trioxan

succinic acid anhydride
108-30-5

succinic acid anhydride

A

methyl hydrogen succinate
3878-55-5

methyl hydrogen succinate

B

citraconic acid anhydride
616-02-4

citraconic acid anhydride

C

carbon dioxide
124-38-9

carbon dioxide

Conditions
ConditionsYield
With gamma-alumina at 380℃; under 3750.38 Torr; Stobbe Condensation; Autoclave; Flow reactor;A 7%
B 43%
C 16%
formaldehyd
50-00-0

formaldehyd

Dimethyl succinate
106-65-0

Dimethyl succinate

A

succinic acid anhydride
108-30-5

succinic acid anhydride

B

methyl hydrogen succinate
3878-55-5

methyl hydrogen succinate

C

citraconic acid anhydride
616-02-4

citraconic acid anhydride

D

carbon dioxide
124-38-9

carbon dioxide

Conditions
ConditionsYield
With gamma-alumina In methanol; water at 380℃; under 3750.38 Torr; Kinetics; Concentration; Temperature; Stobbe Condensation; Autoclave; Flow reactor;A 8%
B 18%
C 30%
D 10%
1,3,5-Trioxan
110-88-3

1,3,5-Trioxan

methyl hydrogen succinate
3878-55-5

methyl hydrogen succinate

A

succinic acid anhydride
108-30-5

succinic acid anhydride

B

citraconic acid anhydride
616-02-4

citraconic acid anhydride

C

carbon dioxide
124-38-9

carbon dioxide

D

Dimethyl succinate
106-65-0

Dimethyl succinate

Conditions
ConditionsYield
With gamma-alumina at 380℃; under 3750.38 Torr; Stobbe Condensation; Autoclave; Flow reactor;A 9%
B 23%
C 15%
D 30%
1,3,5-Trioxan
110-88-3

1,3,5-Trioxan

Dimethyl succinate
106-65-0

Dimethyl succinate

A

succinic acid anhydride
108-30-5

succinic acid anhydride

B

methyl hydrogen succinate
3878-55-5

methyl hydrogen succinate

C

citraconic acid anhydride
616-02-4

citraconic acid anhydride

D

carbon dioxide
124-38-9

carbon dioxide

Conditions
ConditionsYield
With gamma-alumina at 380℃; under 3750.38 Torr; Temperature; Pressure; Stobbe Condensation; Autoclave; Flow reactor;A 8%
B 19%
C 26%
D 18%
(Z)-(2-methyl-4-(4-nitrophenylamino)-4-oxo)but-2-enoic acid
80818-24-2

(Z)-(2-methyl-4-(4-nitrophenylamino)-4-oxo)but-2-enoic acid

A

citraconic acid anhydride
616-02-4

citraconic acid anhydride

B

(Z)-(3-methyl-4-(4-nitrophenylamino)-4-oxo)but-2-enoic acid
80818-11-7

(Z)-(3-methyl-4-(4-nitrophenylamino)-4-oxo)but-2-enoic acid

C

4-nitro-aniline
100-01-6

4-nitro-aniline

Conditions
ConditionsYield
In tetrahydrofuran for 24h; Reflux;A 9%
B n/a
C 22%
paraconic acid
498-89-5

paraconic acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
bei der Destillation;
2,6-dioxo-3,6-dihydro-2H-pyran-4-carboxylic acid
14556-16-2

2,6-dioxo-3,6-dihydro-2H-pyran-4-carboxylic acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
beim Destillieren;
2-bromo-3-methyl-succinic acid
7405-17-6

2-bromo-3-methyl-succinic acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
at 210℃;
Mesaconic acid
498-24-8

Mesaconic acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
With acetyl chloride at 100℃; beim Erhitzen im geschlossenen Rohr;
2-hydroxy-2-methylbutane-1,4-dioic acid
597-44-4

2-hydroxy-2-methylbutane-1,4-dioic acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
at 83 - 89℃; under 15 Torr; Heating;4.9 g
methoxymethyl-succinic acid
81949-89-5

methoxymethyl-succinic acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
at 210 - 230℃; durch Destillation;
at 210 - 230℃; beim Destillieren;
itaconic acid anhydride
2170-03-8

itaconic acid anhydride

N,N-dimethyl-aniline
121-69-7

N,N-dimethyl-aniline

citraconic acid anhydride
616-02-4

citraconic acid anhydride

itaconic acid anhydride
2170-03-8

itaconic acid anhydride

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
durch Destillation;
With 2,3-Dimethylaniline
bei der Destillation;
O-acetyl-tachysterol4

O-acetyl-tachysterol4

citraconic acid anhydride
616-02-4

citraconic acid anhydride

anthracene-citraconic anhydride adduct
51864-00-7

anthracene-citraconic anhydride adduct

propionic acid
802294-64-0

propionic acid

A

citraconic acid anhydride
616-02-4

citraconic acid anhydride

B

anthracene
120-12-7

anthracene

Conditions
ConditionsYield
at 142 - 143℃; Rate constant; Dissoziation;
at 131.5 - 143℃; Equilibrium constant; Dissoziation;
Mesaconic acid
498-24-8

Mesaconic acid

acetyl chloride
75-36-5

acetyl chloride

citraconic acid anhydride
616-02-4

citraconic acid anhydride

citric acid
77-92-9

citric acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
bei der Destillation;
2,5-bis<(trimethylsilyl)oxy>-3-methylfuran
77220-07-6

2,5-bis<(trimethylsilyl)oxy>-3-methylfuran

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
With bromine at -78℃; Rate constant; iodine at 0 deg C;
C5H5O7P(2-)

C5H5O7P(2-)

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
With dipotassium hydrogenphosphate; water for 0.333333h; Equilibrium constant; Ambient temperature; pH = 10.0;
citric acid
77-92-9

citric acid

A

diethyl 3-hydroxypentanedioate
638-18-6

diethyl 3-hydroxypentanedioate

B

Mesaconic acid
498-24-8

Mesaconic acid

C

1 propene 1,2,3 tricarboxylic acid
499-12-7

1 propene 1,2,3 tricarboxylic acid

D

2-methylenesuccinic acid
97-65-4

2-methylenesuccinic acid

E

citraconic acid anhydride
616-02-4

citraconic acid anhydride

F

itaconic acid anhydride
2170-03-8

itaconic acid anhydride

Conditions
ConditionsYield
With Sn/Pb solder at 150 - 210℃;
2-oxo-propionic acid
127-17-3

2-oxo-propionic acid

A

citraconic acid anhydride
616-02-4

citraconic acid anhydride

B

acetic acid
64-19-7

acetic acid

Conditions
ConditionsYield
With oxygen; P/Fe In water at 200℃; Yield given. Yields of byproduct given;
2-oxo-propionic acid
127-17-3

2-oxo-propionic acid

A

citraconic acid anhydride
616-02-4

citraconic acid anhydride

B

carbon dioxide
124-38-9

carbon dioxide

C

acetic acid
64-19-7

acetic acid

Conditions
ConditionsYield
With oxygen; P/Fe In water at 200℃; Product distribution; var. temp.;
(1R,2S,6R,7S)-2-Methyl-4,10-dioxa-tricyclo[5.2.1.02,6]dec-8-ene-3,5-dione

(1R,2S,6R,7S)-2-Methyl-4,10-dioxa-tricyclo[5.2.1.02,6]dec-8-ene-3,5-dione

A

furan
110-00-9

furan

B

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
With lithium perchlorate In diethyl ether Rate constant; Equilibrium constant; Ambient temperature; t1/2 = 4.4 h;
at 40℃; Equilibrium constant; Rate constant; t1/2 = 3.3 h;
at 20℃; Equilibrium constant; Rate constant; t1/2 = 52 h;
cellulose

cellulose

A

(2-furyl)methyl alcohol
98-00-0

(2-furyl)methyl alcohol

B

cyclohexenone
930-68-7

cyclohexenone

C

citraconic acid anhydride
616-02-4

citraconic acid anhydride

D

3,4-dihydro-6-methyl-2H-pyran-2-one
3740-59-8

3,4-dihydro-6-methyl-2H-pyran-2-one

Conditions
ConditionsYield
With air at 400 - 450℃; Oxidation; Formation of xenobiotics;
anhydroaconitic acid

anhydroaconitic acid

citraconic acid anhydride
616-02-4

citraconic acid anhydride

Conditions
ConditionsYield
at 250℃;
aqueous citric acid

aqueous citric acid

A

citraconic acid anhydride
616-02-4

citraconic acid anhydride

B

itaconic acid anhydride
2170-03-8

itaconic acid anhydride

Conditions
ConditionsYield
under 30 - 40 Torr; Eintragen in ein auf 300grad erhitztes Kupfergefaess;
(3aRS,4SR,7RS,7aSR)-3a-methyl-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione
18310-60-6, 53228-22-1, 71214-83-0, 136846-08-7, 147782-60-3

(3aRS,4SR,7RS,7aSR)-3a-methyl-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione

A

citraconic acid anhydride
616-02-4

citraconic acid anhydride

B

2endo-methyl-norborn-5-ene-2exo,3exo-dicarboxylic acid-anhydride

2endo-methyl-norborn-5-ene-2exo,3exo-dicarboxylic acid-anhydride

Conditions
ConditionsYield
at 200℃; unter Stickstoff;
methanol
67-56-1

methanol

citraconic acid anhydride
616-02-4

citraconic acid anhydride

citraconic acid dimethyl ester
617-54-9

citraconic acid dimethyl ester

Conditions
ConditionsYield
With sulfuric acid for 12h; Heating;100%
With sulfuric acid Heating;90%
With sulfuric acid for 12h; Heating;75%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

4-methoxy-benzylamine
2393-23-9

4-methoxy-benzylamine

1-(4-Methoxy-benzyl)-3-methyl-pyrrole-2,5-dione
215871-89-9

1-(4-Methoxy-benzyl)-3-methyl-pyrrole-2,5-dione

Conditions
ConditionsYield
With acetic acid at 100℃; for 5h;100%
In toluene for 13h; Heating;80%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

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

cyclopenta-1,3-diene

(3aRS,4SR,7RS,7aSR)-3a-methyl-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione
18310-60-6, 53228-22-1, 71214-83-0, 136846-08-7, 147782-60-3

(3aRS,4SR,7RS,7aSR)-3a-methyl-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione

Conditions
ConditionsYield
In Petroleum ether at 20℃; Diels-Alder Cycloaddition;99%
In chloroform at 0 - 20℃; Diels-Alder Cycloaddition; Darkness;92%
With lithium perchlorate In diethyl ether for 3h; Ambient temperature;90%
With bis(trifluoromethane)sulfonimide lithium In acetone at 25℃; for 2.5h; Cycloaddition; Diels-Alder reaction;99 % Spectr.
In diethyl ether at 20℃; for 16h;
citraconic acid anhydride
616-02-4

citraconic acid anhydride

2-amino-phenol
95-55-6

2-amino-phenol

2-hydroxy-β-methylmaleanilic acid

2-hydroxy-β-methylmaleanilic acid

Conditions
ConditionsYield
In acetone99%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

(-)-(R)-9-(1,2-dimethoxyethyl)anthracene
837366-23-1

(-)-(R)-9-(1,2-dimethoxyethyl)anthracene

C23H22O5

C23H22O5

Conditions
ConditionsYield
In toluene for 48h; Diels-Alder reaction; Heating;99%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

(R)-(+)-3-methyldihydrofuran-2,5-dione
83247-83-0

(R)-(+)-3-methyldihydrofuran-2,5-dione

Conditions
ConditionsYield
With bis(norbornadiene)rhodium(l)tetrafluoroborate; C46H38F6FeN2P2S(2+); hydrogen In ethyl acetate at 20℃; under 760.051 Torr; for 1.16667h; Glovebox; Autoclave; enantioselective reaction;99%
With 1,4-dihydronicotinamide adenine dinucleotide; sodium phosphate buffer; Marchantia polymorpha p68 reductase at 35℃; for 4h; pH=7.0;
With C31H42IrNOP(1+)*C32H12BF24(1-); hydrogen In dichloromethane at 20℃; under 7500.75 Torr; for 18h; Pressure; Autoclave; High pressure; enantioselective reaction;n/a
citraconic acid anhydride
616-02-4

citraconic acid anhydride

2-benzylaniline
28059-64-5

2-benzylaniline

C18H15NO2
1098344-29-6

C18H15NO2

Conditions
ConditionsYield
With acetic acid for 48h; Reflux;99%
4-aminopyridine
504-24-5

4-aminopyridine

citraconic acid anhydride
616-02-4

citraconic acid anhydride

(Z)-2-Methyl-3-(pyridin-4-ylcarbamoyl)-acrylic acid

(Z)-2-Methyl-3-(pyridin-4-ylcarbamoyl)-acrylic acid

Conditions
ConditionsYield
In water at 20℃;98%
1,3-di(aminomethyl)benzene
1477-55-0

1,3-di(aminomethyl)benzene

citraconic acid anhydride
616-02-4

citraconic acid anhydride

1,3-bis(citraconimidomethyl)benzol
119462-56-5

1,3-bis(citraconimidomethyl)benzol

Conditions
ConditionsYield
With acetic acid In toluene at 110℃; for 5h; Temperature; Reagent/catalyst; Solvent;97.5%
With acetic acid at 110℃; for 4h; Temperature; Time;92%
methanol
67-56-1

methanol

citraconic acid anhydride
616-02-4

citraconic acid anhydride

citraconic acid dimethyl ester
84569-14-2

citraconic acid dimethyl ester

Conditions
ConditionsYield
With sulfuric acid97%
ethene
74-85-1

ethene

citraconic acid anhydride
616-02-4

citraconic acid anhydride

1-methyl-3-oxabicyclo[3.2.0]heptane-2,4-dione
64197-91-7

1-methyl-3-oxabicyclo[3.2.0]heptane-2,4-dione

Conditions
ConditionsYield
With thio-xanthene-9-one In ethyl acetate at 25℃; under 9000.9 Torr; for 0.00833333h; Concentration; Solvent; Flow reactor; UV-irradiation;96%
With thio-xanthene-9-one In ethyl acetate at 25℃; under 9000.9 Torr; for 10h; Catalytic behavior; Concentration; Solvent; Time; UV-irradiation; Flow reactor;96%
With benzophenone In acetone at 10 - 15℃; for 6h; Irradiation;69%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

C16H12N4S2
1610505-50-4

C16H12N4S2

3-methyl-1-[2-phenyl-5-(thiophen-2-yl)thieno[2,3-d]pyrimidin-4-ylamino]-1H-pyrrole-2,5-dione

3-methyl-1-[2-phenyl-5-(thiophen-2-yl)thieno[2,3-d]pyrimidin-4-ylamino]-1H-pyrrole-2,5-dione

Conditions
ConditionsYield
In chloroform at 80℃; for 18h;96%
In chloroform at 80℃;
citraconic acid anhydride
616-02-4

citraconic acid anhydride

2,2'-dimethylbenzidine
84-67-3

2,2'-dimethylbenzidine

C24H20N2O4

C24H20N2O4

Conditions
ConditionsYield
With acetic acid In toluene for 1h; Inert atmosphere; Reflux;96%
methanol
67-56-1

methanol

citraconic acid anhydride
616-02-4

citraconic acid anhydride

2-hydroxy-5-chloro-aniline
95-85-2

2-hydroxy-5-chloro-aniline

Methyl α-(6-chloro-3,4-dihydro-2-methyl-3-oxo-2H-1,4-benzoxazin-2-yl)acetate
104662-88-6

Methyl α-(6-chloro-3,4-dihydro-2-methyl-3-oxo-2H-1,4-benzoxazin-2-yl)acetate

Conditions
ConditionsYield
With triethylamine for 5h; Heating;95%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

benzylamine
100-46-9

benzylamine

1-Benzyl-3-methyl-2,5-dihydropyrrole-2,5-dione
73383-82-1

1-Benzyl-3-methyl-2,5-dihydropyrrole-2,5-dione

Conditions
ConditionsYield
at 20 - 120℃; Inert atmosphere; Neat (no solvent);95%
With acetic acid for 2h; Heating;92%
With acetic acid for 12h; Heating;90%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

anthranilic acid
118-92-3

anthranilic acid

2-(3-methyl-2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)benzoic acid
553636-63-8

2-(3-methyl-2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)benzoic acid

Conditions
ConditionsYield
at 140℃; for 20h;95%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

2-Hydroxybenzoylhydrazine
936-02-7

2-Hydroxybenzoylhydrazine

4-[N'-(2-hydroxy-benzoyl)-hydrazino]-2-methyl-4-oxo-but-2-enoic acid

4-[N'-(2-hydroxy-benzoyl)-hydrazino]-2-methyl-4-oxo-but-2-enoic acid

Conditions
ConditionsYield
In ethyl acetate95%
Cyclohexyl isocyanide
931-53-3

Cyclohexyl isocyanide

citraconic acid anhydride
616-02-4

citraconic acid anhydride

dimethyl acetylenedicarboxylate
762-42-5

dimethyl acetylenedicarboxylate

dimethyl 2-(cyclohexylimino)-8-methyl-7-oxo-1,6-dioxaspiro[4.4]nona-3,8-diene-3,4-dicarboxylate
1229316-21-5

dimethyl 2-(cyclohexylimino)-8-methyl-7-oxo-1,6-dioxaspiro[4.4]nona-3,8-diene-3,4-dicarboxylate

Conditions
ConditionsYield
In dichloromethane at 20℃; for 24h; regiospecific reaction;95%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

(9S)-9-Methyl-1-phenylbicyclo<4.3.0>nona-1(2),3(4)-diene
126971-21-9

(9S)-9-Methyl-1-phenylbicyclo<4.3.0>nona-1(2),3(4)-diene

A

C21H22O3
142746-85-8

C21H22O3

B

C21H22O3
142746-84-7

C21H22O3

Conditions
ConditionsYield
In dichloromethane under 4875390 Torr; for 240h; Ambient temperature;A 1%
B 94%
(3E)-1,3-pentadien-2-yl(pyridine)bis(diphenylglyoximato)cobalt(III)

(3E)-1,3-pentadien-2-yl(pyridine)bis(diphenylglyoximato)cobalt(III)

citraconic acid anhydride
616-02-4

citraconic acid anhydride

endo-cis-(1,3,3a,4,7,7a-hexahydro-7,7a-dimethyl-1,3-dioxoisobenzofuran-5-yl)pyridinebis(diphenylglyoximato)cobalt(III)

endo-cis-(1,3,3a,4,7,7a-hexahydro-7,7a-dimethyl-1,3-dioxoisobenzofuran-5-yl)pyridinebis(diphenylglyoximato)cobalt(III)

Conditions
ConditionsYield
In tetrahydrofuran the anhydride is added to the starting complex in THF, stored at -20°C for 6 d; the solvent is removed, the crude solid is triturated with ether, driedin vac., elem. anal.;94%
tert-butylisonitrile
119072-55-8, 7188-38-7

tert-butylisonitrile

citraconic acid anhydride
616-02-4

citraconic acid anhydride

dimethyl acetylenedicarboxylate
762-42-5

dimethyl acetylenedicarboxylate

dimethyl 2-(tert-butylimino)-8-methyl-7-oxo-1,6-dioxaspiro[4.4]nona-3,8-diene-3,4-dicarboxylate
1229316-23-7

dimethyl 2-(tert-butylimino)-8-methyl-7-oxo-1,6-dioxaspiro[4.4]nona-3,8-diene-3,4-dicarboxylate

Conditions
ConditionsYield
In dichloromethane at 20℃; for 24h; regiospecific reaction;94%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

4-[1-(3-ethyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-ylmethyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-2-methyl-4-oxo-but-2-enoic acid

4-[1-(3-ethyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-ylmethyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-2-methyl-4-oxo-but-2-enoic acid

Conditions
ConditionsYield
With triethylamine In chloroform for 0.0833333h;94%
L-valine
72-18-4

L-valine

citraconic acid anhydride
616-02-4

citraconic acid anhydride

(S)-3-methyl-2-(3-methyl-2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanoic acid
1448189-60-3

(S)-3-methyl-2-(3-methyl-2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanoic acid

Conditions
ConditionsYield
With acetic acid at 120℃; for 1h; Microwave irradiation; Sealed tube;94%
In acetic acid at 120℃; for 1h; Microwave irradiation;94%
2-amino-3-methylphenol
2835-97-4

2-amino-3-methylphenol

citraconic acid anhydride
616-02-4

citraconic acid anhydride

C12H11NO3
1613169-59-7

C12H11NO3

Conditions
ConditionsYield
In toluene for 2h; Reflux;94%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

2-phenoxyaniline
2688-84-8

2-phenoxyaniline

C17H13NO3
1033000-78-0

C17H13NO3

Conditions
ConditionsYield
With acetic acid for 48h; Reflux;93%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

N-(3-aminopropyl)cinnamamide

N-(3-aminopropyl)cinnamamide

N-[3-(3-methyl-2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)propyl]cinnamamide

N-[3-(3-methyl-2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)propyl]cinnamamide

Conditions
ConditionsYield
With acetic acid for 12h; Reflux;93%
citraconic acid anhydride
616-02-4

citraconic acid anhydride

4-methoxy-aniline
104-94-9

4-methoxy-aniline

A

(Z)-(4-(4-methoxyphenylamino)-2-methyl-4-oxo)but-2-enoic acid
80818-22-0

(Z)-(4-(4-methoxyphenylamino)-2-methyl-4-oxo)but-2-enoic acid

B

(Z)-3-(4-Methoxy-phenylcarbamoyl)-3-methyl-acrylic acid
80818-09-3

(Z)-3-(4-Methoxy-phenylcarbamoyl)-3-methyl-acrylic acid

Conditions
ConditionsYield
In tetrahydrofuran for 2h; Reflux; regioselective reaction;A 92%
B n/a
In diethyl ether at 10 - 15℃; for 0.5h; Yield given;
In diethyl ether at 10 - 15℃; for 0.5h; Yields of byproduct given. Title compound not separated from byproducts;
methanol
67-56-1

methanol

citraconic acid anhydride
616-02-4

citraconic acid anhydride

2-hydroxy-5-nitroaniline
99-57-0

2-hydroxy-5-nitroaniline

(2-Methyl-6-nitro-3-oxo-3,4-dihydro-2H-benzo[1,4]oxazin-2-yl)-acetic acid methyl ester
104662-90-0

(2-Methyl-6-nitro-3-oxo-3,4-dihydro-2H-benzo[1,4]oxazin-2-yl)-acetic acid methyl ester

Conditions
ConditionsYield
With triethylamine Heating;92%

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