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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-(Trimethylsilyl)-3-butyn-2-one Manufacturer/High quality/Best price/In stock

Cas:5930-98-3

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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 4-Trimethylsilyl-3-Butyn-2-One supplier in China

Cas:5930-98-3

Min.Order:1 Metric Ton

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Type:Manufacturers

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Henan Allgreen Chemical Co.,Ltd

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

4-(Trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:1 Pound

Negotiable

Type:Manufacturers

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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-(Trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva

4-(Trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Factory direct supply CAS 5930-98-3 with best quality

Cas:5930-98-3

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Name: 4-(trimethylsilyl)-3-butyn-2-one Synonyms: -4-(Trimethylsilyl)-3-butyn-2-one CAS:5930-98-3 MF: C14H15NO2 Appearance:White powder Storage:Store in cool and dry place, away from sun light. Package:25kg/drum Application: Organic Chemicals Tran

4-(trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Henan Wentao Chemical Product Co., Ltd.

We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED

4-(Trimethylsilyl)-3-butyn-2-oneCAS NO.:5930-98-3

Cas:5930-98-3

Min.Order:1 Gram

FOB Price: $4.0

Type:Lab/Research institutions

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Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

3-Butyn-2-one,4-(trimethylsilyl)- 5930-98-3

Cas:5930-98-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Shanghai Minstar Chemical Co., Ltd

Product Name: 4-(Trimethylsilyl)-3-butyn-2-one CAS: 5930-98-3 MF: C7H12OSi MW: 140.26 EINECS: 628-294-1 Mol File: 5930-98-3.mol 4-(Trimethylsilyl)-3-butyn-2-one Structure 4-(Trimethylsilyl)-3-butyn-2-one Chemical Properties Meltin

4-(Trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

4-(Trimethylsilyl)-3-Butyn-2-One

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Manufacturers

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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-(Trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:0 Metric Ton

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Type:Lab/Research institutions

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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 4-(trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:0 Metric Ton

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Type:Other

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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

3-Butyn-2-one,4-(trimethylsilyl)-

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

4-(Trimethylsilyl)-3-butyn-2-one/High quality/Best price

Cas:5930-98-3

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

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Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

4-(Trimethylsilyl)-3-butyn-2-one,5930-98-3

Cas:5930-98-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Changchun Artel lmport and Export trade company

My Company Changchun Artel Import and Export trade companyImport and Export Trade Co., Ltd.is located in Changchun, a national historical and cultural city, Jilin Province, China. It covers an area of 22,000 square meters, construction area

Supply 4-(Trimethylsilyl)-3-butyn-2-one CAS NO.5930-98-3 CAS NO.5930-98-3

Cas:5930-98-3

Min.Order:20 Metric Ton

Negotiable

Type:Trading Company

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KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

Supply 4-(Trimethylsilyl)-3-butyn-2-one CAS NO.5930-98-3 CAS NO.5930-98-3 CAS NO.5930-98-3

Cas:5930-98-3

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

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Hangzhou ZeErRui Chemical Co., Ltd.

Name: 4-(Trimethylsilyl)-3-butyn-2-one. Synonym:4-trimethylsilylbut-3-yn-2-one;4-(Trimethylsilyl)-3-butyn-2-one,98%;4-(trimehtylsilyl)-3-Butyne-2-one;4-TriMethylsilanyl-but-3-yn-2-one;4-(TriMethylsilyl)-3-butyn-2-one,98.0%(GC);4-TRIMETHYLSILYL-3-

4-(Trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

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Win-Win chemical Co.Ltd

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

4-(Trimethylsilyl)-3-butyn-2-one cas no. 5930-98-3 98%

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

4-(trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Other

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Hangzhou Dingyan Chem 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-(TriMethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Manufacturers

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Kunshan Push Trading Co.,LTD

ADVANTAGE 1.Professional: More than 10 years chemical exporting experience. We have produced chemical more than fifteen years, 95% products are for export . More than 10 years chemical exporting experience. Good and stabilized factory price. 2.

4-TRIMETHYLSILYLBUT-3-YN-2-ONE

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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-Trimethylsilyl-3-butyn-2-one

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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JINHUA HUAYI CHEMICAL CO., LTD.

Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands

4-(Trimethylsilyl)-3-Butyn-2-One

Cas:5930-98-3

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

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Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

4-Trimethylsilyl-3-Butyn-2-One

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Manufacturers

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Hubei Taiho Chemical Co.,LTD

TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp

4-(trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Manufacturers

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Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as: Frac

4-(Trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Manufacturers

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Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

4-(Trimethylsilyl)-3-butyn-2-one

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Manufacturers

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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

4-TRIMETHYLSILYLBUT-3-YN-2-ONE

Cas:5930-98-3

Min.Order:0

Negotiable

Type:Other

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Synthetic route

2-(trimethylsilylethynyl)-1,3-dioxane
86934-41-0

2-(trimethylsilylethynyl)-1,3-dioxane

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1.) BuLi / 1.) THF, -65 deg C, 30 min; 2.) THF, overnight, -65 deg C to 25 deg C
2: 63 percent / H2SO4 / acetone; H2O / 5 h / Heating
View Scheme
trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 1.) THF, EtMgBr, RT, 1 h; 2.) diethyl ether, -25 deg C for 45 min then 1 h at RT then 15 min at 30 deg C
2: 81 percent / p-toluenesulfonic acid / benzene / Heating
3: 1.) BuLi / 1.) THF, -65 deg C, 30 min; 2.) THF, overnight, -65 deg C to 25 deg C
4: 63 percent / H2SO4 / acetone; H2O / 5 h / Heating
View Scheme
Multi-step reaction with 2 steps
1.1: n-butyllithium / tetrahydrofuran / 1 h / 0 °C / Schlenk technique
1.2: 12 h / 0 - 20 °C / Schlenk technique
2.1: Dess-Martin periodane / dichloromethane / 0.5 h / 0 °C
View Scheme
(η5-C5H4Si(CH3)3)2Ti(CCC(CH3)3)2CuCCSi(CH3)3

(η5-C5H4Si(CH3)3)2Ti(CCC(CH3)3)2CuCCSi(CH3)3

acetyl chloride
75-36-5

acetyl chloride

A

((C5H4Si(CH3)3)2Ti(CCC(CH3)3)2)CuCl

((C5H4Si(CH3)3)2Ti(CCC(CH3)3)2)CuCl

B

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

ethyl acetate
141-78-6

ethyl acetate

trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

Conditions
ConditionsYield
Stage #1: trimethylsilylacetylene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere;
Stage #2: ethyl acetate With boron trifluoride diethyl etherate In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere;
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

(S)-4-trimethylsilyl-3-butyn-2-ol
6999-19-5, 103253-60-7, 121522-26-7, 121522-27-8

(S)-4-trimethylsilyl-3-butyn-2-ol

Conditions
ConditionsYield
With potassium hydroxide; [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; N-[(1S,2S)-2-amino-1,2-diphenylethyl]-4-methylbenzenesulfonamide In isopropyl alcohol at 28℃; for 12h;99%
Stage #1: 4-trimethylsilyl-3-butyn-2-one With (R)-(+)-3,3'-bis(4-fluorophenyl)-[1,1'-binaphthalene]-2,2'-diol; dibutylmagnesium; 4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane; lithium chloride In n-heptane; toluene at -40℃; for 3h; Inert atmosphere; Sealed tube;
Stage #2: With methanol In n-heptane; toluene at -40 - 20℃; for 0.5h; Inert atmosphere; Sealed tube; enantioselective reaction;
98%
With formic acid; triethylamine; N-[(1S,2S)-2-amino-1,2-diphenylethyl]-4-methylbenzenesulfonamide In dichloromethane at 10 - 20℃; Inert atmosphere;96%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

Me2CuLi

Me2CuLi

4-trimethylsilylpent-3-en-2-one
81357-01-9

4-trimethylsilylpent-3-en-2-one

Conditions
ConditionsYield
In diethyl ether at -78℃;99%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

ethyl aminocrotonate
626-34-6, 7318-00-5, 41867-20-3

ethyl aminocrotonate

(4E)-2-amino-3-ethoxycarbonylhepta-2,4-dien-6-one
480453-20-1

(4E)-2-amino-3-ethoxycarbonylhepta-2,4-dien-6-one

Conditions
ConditionsYield
In ethanol at 50℃; for 5h; Michael addition;98%
In ethanol at 50℃; for 6h; Michael addition;82%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

benzamidine monohydrochloride
1670-14-0

benzamidine monohydrochloride

4-methyl-2-phenylpyrimidine
34771-48-7

4-methyl-2-phenylpyrimidine

Conditions
ConditionsYield
With sodium carbonate In acetonitrile at 120℃; for 0.666667h; microwave irradiation;98%
tert-butyl acetoacetate
1694-31-1

tert-butyl acetoacetate

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

2-methyl-2-propyl 2,6-dimethylpyridine-3-carboxylate

2-methyl-2-propyl 2,6-dimethylpyridine-3-carboxylate

Conditions
ConditionsYield
With ammonium acetate In ethanol for 24h; Bohlmann-Rahtz reaction; Heating;98%
With ammonium acetate In ethanol for 24h; Heating;98%
1,1-bis(trimethylsiloxy)-2-methylprop-1-ene
31469-25-7

1,1-bis(trimethylsiloxy)-2-methylprop-1-ene

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

3-hydroxy-2,2,3-trimethyl-5-(trimethylsilyl)pent-4-ynoic acid
1448604-95-2

3-hydroxy-2,2,3-trimethyl-5-(trimethylsilyl)pent-4-ynoic acid

Conditions
ConditionsYield
Stage #1: 4-trimethylsilyl-3-butyn-2-one With boron trifluoride diethyl etherate In diethyl ether at 0℃; for 0.05h; Inert atmosphere;
Stage #2: 1,1-bis(trimethylsiloxy)-2-methylprop-1-ene In diethyl ether at 0 - 20℃; for 4h; Inert atmosphere;
98%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

tert-butyldimethyl(1-phenylvinyloxy)silane
66324-10-5

tert-butyldimethyl(1-phenylvinyloxy)silane

3-(tert-Butyl-dimethyl-silanyloxy)-3-methyl-1-phenyl-5-trimethylsilanyl-pent-4-yn-1-one
122124-63-4

3-(tert-Butyl-dimethyl-silanyloxy)-3-methyl-1-phenyl-5-trimethylsilanyl-pent-4-yn-1-one

Conditions
ConditionsYield
triphenylmethyl perchlorate In dichloromethane at -78℃; for 6h;97%
4-Amino-2,6-dihydroxypyrimidine
873-83-6

4-Amino-2,6-dihydroxypyrimidine

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

6-amino-5-(3-oxo-but-1-enyl)-1H-pyrimidine-2,4-dione

6-amino-5-(3-oxo-but-1-enyl)-1H-pyrimidine-2,4-dione

Conditions
ConditionsYield
In dimethyl sulfoxide at 110℃; for 72h;97%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

4-trimethylsilanyl-butan-2-one
13506-88-2

4-trimethylsilanyl-butan-2-one

Conditions
ConditionsYield
With palladium on activated charcoal; hydrogen In pentane at 20℃; under 760.051 Torr; for 20h;97%
With palladium on activated charcoal; hydrogen In pentane at 10℃; for 12h;
2,6-diamino-3H-pyrimidin-4-one
100643-27-4, 143504-99-8

2,6-diamino-3H-pyrimidin-4-one

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

E-2,4-diamino-5-(3-oxobut-1-enyl)pyrimidine-6-one

E-2,4-diamino-5-(3-oxobut-1-enyl)pyrimidine-6-one

Conditions
ConditionsYield
In dimethyl sulfoxide at 20℃; for 72h; Micheal addition;96%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

Dimethyl phosphite
868-85-9

Dimethyl phosphite

C9H19O4PSi

C9H19O4PSi

Conditions
ConditionsYield
With C34H36F4N4P(1+)*Cl(1-); potassium tert-butylate In tetrahydrofuran at -78℃; for 17h; Inert atmosphere; enantioselective reaction;96%
1.3-propanedithiol
109-80-8

1.3-propanedithiol

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

1-(2-(trimethylsilyl)-1,3-dithian-2-yl)propan-2-one
1023592-10-0

1-(2-(trimethylsilyl)-1,3-dithian-2-yl)propan-2-one

Conditions
ConditionsYield
magnesium oxide In tetrahydrofuran at 20℃; for 1h; double Michael addition;95%
With potassium tert-butylate In tert-butyl alcohol at 0 - 20℃; Inert atmosphere;35%
With potassium tert-butylate In isopropyl alcohol at 0℃; for 1h; Inert atmosphere;4.8 g
6-amino-1-methyluracil
2434-53-9

6-amino-1-methyluracil

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

1,7-dimethyl-1H-pyrido[2,3-d]pyrimidine-2,4-dione

1,7-dimethyl-1H-pyrido[2,3-d]pyrimidine-2,4-dione

Conditions
ConditionsYield
With zinc dibromide In dimethyl sulfoxide at 110℃; for 72h; Bohlmann-Rahtz heteroannulation;94%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

benzyl azide
622-79-7

benzyl azide

1-(1-benzyl-1H-1,2,3-triazol-4-yl)ethan-1-one
80819-67-6

1-(1-benzyl-1H-1,2,3-triazol-4-yl)ethan-1-one

Conditions
ConditionsYield
With triethylamine; copper(I) bromide In N,N-dimethyl-formamide at 100℃; for 1.5h;94%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

Dimethylphenylsilane
766-77-8

Dimethylphenylsilane

(E)-3-dimethyl(phenyl)silyl-4-trimethylsilyl-3-buten-2-one
1360896-21-4

(E)-3-dimethyl(phenyl)silyl-4-trimethylsilyl-3-buten-2-one

Conditions
ConditionsYield
With bis(dibenzylideneacetone)-palladium(0); tricyclohexylphosphine In toluene at 20℃; for 14h; Inert atmosphere; optical yield given as %de; stereoselective reaction;94%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

Mes2P-C{=C(H)-Ph}-AltBu2
1308317-96-5, 1308318-08-2

Mes2P-C{=C(H)-Ph}-AltBu2

C41H57AlOPSi(1-)*H(1+)

C41H57AlOPSi(1-)*H(1+)

Conditions
ConditionsYield
In pentane at -50 - 20℃; for 2h; Inert atmosphere; Schlenk technique;94%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

2-hydrazino-4-(trifluoromethyl)pyrimidine

2-hydrazino-4-(trifluoromethyl)pyrimidine

(Z)-4-(trifluoromethyl)-2-(2-(4-(trimethylsilyl)but-3-yn-2-ylidene)hydrazinyl)pyrimidine

(Z)-4-(trifluoromethyl)-2-(2-(4-(trimethylsilyl)but-3-yn-2-ylidene)hydrazinyl)pyrimidine

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene Reflux; Inert atmosphere;93%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

acetylacetone
123-54-6

acetylacetone

1-(2,6-dimethylpyridin-3-yl)ethan-1-one
1721-25-1

1-(2,6-dimethylpyridin-3-yl)ethan-1-one

Conditions
ConditionsYield
With ammonium acetate; 1-methyl-1H-imidazolium trifluoroacetate at 20℃; for 24h; Bohlmann-Rahtz pyridine synthesis;92%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

ethyl aminocrotonate
626-34-6, 7318-00-5, 41867-20-3

ethyl aminocrotonate

Ethyl 2,6-dimethyl-4-(trimethylsilyl)pyridine-3-carboxylate

Ethyl 2,6-dimethyl-4-(trimethylsilyl)pyridine-3-carboxylate

Conditions
ConditionsYield
With zinc dibromide In toluene for 5h; Heating;90%
With acetic acid In toluene at 50℃; Bohlmann-Rahtz pyridine synthesis;79%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

ethyl (E)-3-aminobut-2-enoate
41867-20-3

ethyl (E)-3-aminobut-2-enoate

Ethyl 2,6-dimethyl-4-(trimethylsilyl)pyridine-3-carboxylate

Ethyl 2,6-dimethyl-4-(trimethylsilyl)pyridine-3-carboxylate

Conditions
ConditionsYield
With zinc dibromide In toluene for 5h; Bohlmann-Rahtz reaction; Heating;90%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

ethyl acetoacetate
141-97-9

ethyl acetoacetate

ethyl 2,6-dimethylnicotinate
1721-13-7

ethyl 2,6-dimethylnicotinate

Conditions
ConditionsYield
With ammonium acetate In ethanol for 24h; Bohlmann-Rahtz reaction; Heating;90%
With ammonium acetate In ethanol for 24h; Heating;90%
With ammonium acetate; acetic acid In toluene for 20h; Heating;75%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

guanidine hydrochloride
50-01-1

guanidine hydrochloride

4-Methyl-pyrimidin-2-ylamin
108-52-1

4-Methyl-pyrimidin-2-ylamin

Conditions
ConditionsYield
With sodium carbonate In acetonitrile at 120℃; for 0.666667h; microwave irradiation;90%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

acetoacetic acid methyl ester
105-45-3

acetoacetic acid methyl ester

methyl 2,6-dimethylpyridine-3-carboxylate

methyl 2,6-dimethylpyridine-3-carboxylate

Conditions
ConditionsYield
With ammonium acetate; 1-methyl-1H-imidazolium trifluoroacetate at 20℃; for 24h; Bohlmann-Rahtz pyridine synthesis;90%
carbon tetrabromide
558-13-4

carbon tetrabromide

4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

(4,4-dibromo-3-methylbut-3-en-1-yn-1-yl)trimethylsilane
1086594-82-2

(4,4-dibromo-3-methylbut-3-en-1-yn-1-yl)trimethylsilane

Conditions
ConditionsYield
With triphenylphosphine In dichloromethane at 20℃; under 75.0075 Torr;90%
Stage #1: carbon tetrabromide With triphenylphosphine In dichloromethane at 0℃; for 0.166667h;
Stage #2: 4-trimethylsilyl-3-butyn-2-one In dichloromethane at 0 - 20℃;
89%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

C35H30BF10P

C35H30BF10P

C42H42BF10OPSi

C42H42BF10OPSi

Conditions
ConditionsYield
In dichloromethane at 20℃; for 168h;89%
4-trimethylsilyl-3-butyn-2-one
5930-98-3

4-trimethylsilyl-3-butyn-2-one

5-((tert-butyldimethylsilyl)oxy)pent-3-yn-2-yl diethyl phosphate
121522-26-7

5-((tert-butyldimethylsilyl)oxy)pent-3-yn-2-yl diethyl phosphate

Conditions
ConditionsYield
With lithium aluminium tetrahydride; (R)-Chirald In diethyl ether at -78℃; for 5h;86%
With [N-[(1R,2R)-2-(amino-κN)-1,2-diphenylethyl]-4-methylbenzenesulfonamidato-κN]chloro[(1,2, 3,4,5,6-η)-1-methyl-4-(1-methylethyl)benzene]-ruthenium In dichloromethane; isopropyl alcohol at 20℃; for 2h; Inert atmosphere;85%
With isopropyl alcohol; NADPH Lactobacillus kefir dehydrogenase, 50 mM phosphate 2 mM magnesium chloride buffer, pH 7.1;25%
With NADP; magnesium chloride; rec Lactobacillus brevis alcohol dehydrogenase In sodium hydroxide; triethylamine; isopropyl alcohol at 20℃; for 16h; pH=6.5;

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