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
Cas:59997-51-2
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inquiryWelcome 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
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inquiryhigh quality Appearance:White or off white powder Storage:Sealed, dry, microtherm , avoid light and smell Package:According to the demand of customer Application:Pharmaceutical intermediates Transportation:by air or by sea Port:shanghai
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
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inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
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inquiryAbout Product Technical Details
Cas:59997-51-2
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inquiryOur company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.
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inquiryOur 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
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inquiryWITH 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
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inquiryChemical Name Pivaloylacetonitrile Synonyms 4,4-dimethyl-3-oxopentanenitrile; CAS No. 59997-51-2 Molecular Formula C7H11NO Molecular Weight 125.16800 PSA 40.86000
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
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inquiry1.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
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inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
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inquiryHangzhou 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
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inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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inquiryJ&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
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
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inquiryZibo 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
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inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
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inquiryGMP 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,
factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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inquiryShandong Mopai Biotechnology 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 chemicals. W
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inquiryHangzhou 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
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
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inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Hebei Lead Bio-Chemicals Co., Ltd. established in 2006, devolved in resurching, manufacturing and supplying of pharmaceuticals,food ingredients, cosmetics,health care products, Chinese herb, plant extracts and some fine chemicals,is one of leading gr
Superior quality, moderate price & quick delivery. Appearance:white to cream crystals or crystalline powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:as per your request Application:Used as Pharmaceutica
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
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inquirysodium cyanide
1-chloro-3,3-dimethyl-butan-2-one
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With sodium carbonate; sodium iodide In methanol at 60℃; for 3h; | 95% |
1-chloro-3,3-dimethyl-butan-2-one
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
In methanol; sodium hydroxide | 90% |
3,3-dimethyl-butan-2-one
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With hydrogenchloride; sodium hydroxide; sodium bicarbonate; chlorine In methanol; water; benzene | 85% |
Multi-step reaction with 2 steps 1: chloroform; SnCl4; bromine / -15 °C 2: alcohol / K-Salz View Scheme |
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With hydrogenchloride In water; dimethyl sulfoxide; toluene at 30℃; pH=2.0; Product distribution / selectivity; | 78% |
With hydrogenchloride In water; toluene at 20 - 30℃; pH=2.0; Product distribution / selectivity; | 58% |
With hydrogenchloride In water at 0℃; pH=7.0 - 7.7; Product distribution / selectivity; | 57% |
Conditions | Yield |
---|---|
Stage #1: acetonitrile With methyllithium; lithium bromide In tetrahydrofuran; diethyl ether at -78℃; for 0.5h; Inert atmosphere; Stage #2: N-methoxy-N-methylpivalamide In tetrahydrofuran; diethyl ether at -78℃; for 1.5h; Inert atmosphere; | 74% |
Conditions | Yield |
---|---|
With bromobenzene Ambient temperature; electrolysis; | 60% |
With bromobenzene; tetrabutylammonium tetrafluoroborate electroreduction; | 60% |
Stage #1: acetonitrile With sodium hydride In 1,4-dioxane; paraffin oil (nujol) for 0.75h; Stage #2: Methyl pivalate In 1,4-dioxane; paraffin oil (nujol) for 3h; Reflux; | 51% |
Conditions | Yield |
---|---|
Stage #1: acetonitrile With n-butyllithium In tetrahydrofuran at -78℃; for 1h; Inert atmosphere; Stage #2: pivaloyl chloride In tetrahydrofuran at -78℃; for 1h; Inert atmosphere; | 41% |
1-chloro-3,3-dimethyl-butan-2-one
sodium cyanide
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With ethanol |
1-chloro-3,3-dimethyl-butan-2-one
potassium cyanide
B
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With water |
1-chloro-3,3-dimethyl-butan-2-one
potassium cyanide
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With ethanol |
Conditions | Yield |
---|---|
With ethanol K-Salz; |
3,5-di(tert-butyl )isoxazole
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
In methanol Irradiation; |
Conditions | Yield |
---|---|
With [2,2]bipyridinyl; n-butyllithium 1.) THF, hexane, -70 deg C --> 0 deg C, 2.) -70 deg C, 1 h; Yield given. Multistep reaction; | |
With hydrogenchloride; n-butyllithium In tetrahydrofuran; hexane |
2,2-dimethyl-propanoic acid ethyl ester
acetonitrile
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With sodium hydride In tetrahydrofuran | |
With sodium hydride In 1,4-dioxane | |
With sodium hydride In tetrahydrofuran at 75℃; for 15h; | |
With sodium hydride In tetrahydrofuran at 80℃; | |
With sodium hydride In 1,4-dioxane; mineral oil at 20℃; for 16h; |
1-chloro-3,3-dimethyl-butan-2-one
potassium cyanide
A
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With water |
Methyl pivalate
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With hydrogenchloride In water; toluene; acetonitrile | |
With hydrogenchloride; hydrogen In water; toluene; acetonitrile | |
In tetrahydrofuran; water; acetonitrile | |
With ammonia; iron(III) chloride In diethyl ether; acetonitrile |
Conditions | Yield |
---|---|
With sodium hydride In toluene |
pivaloyl chloride
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 1.5 h / 0 - 20 °C 2.1: sodium hydride / 1,4-dioxane; paraffin oil / 0.75 h 2.2: 3 h / Reflux View Scheme | |
Multi-step reaction with 2 steps 1.1: 1.5 h / 0 - 20 °C 2.1: sodium hydride / 1,4-dioxane; paraffin oil (nujol) / 0.75 h 2.2: Reflux View Scheme | |
Multi-step reaction with 2 steps 1.1: 1.5 h / 0 - 20 °C 2.1: sodium hydride / 1,4-dioxane; paraffin oil (nujol) / 0.75 h 2.2: 3 h / Reflux View Scheme |
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol; water at 20℃; | |
Stage #1: sodium cyanide; 1-Bromopinacolon In ethanol; water for 16h; Stage #2: With hydrogenchloride In ethanol; water |
trimethylacetylacetonitrile
(2,4-difluorophenyl)hydrazinium chloride
3-tert-butyl-1-(2,4-difluorophenyl)-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
Stage #1: trimethylacetylacetonitrile; (2,4-difluorophenyl)hydrazinium chloride With hydrogenchloride In ethanol for 12h; Heating / reflux; Stage #2: With sodium hydroxide In ethanol; water at 20℃; pH=12; | 100% |
trimethylacetylacetonitrile
4-methoxyphenylhydrazine hydrochloride
3-tert-butyl-1-(4-methoxyphenyl)-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
for 18h; Reflux; | 100% |
With hydrogenchloride In ethanol for 48h; Reflux; | 87% |
In ethanol at 80℃; | 80% |
trimethylacetylacetonitrile
1-(3-chloro-4-methylphenyl)hydrazine hydrochloride
3-tert-butyl-1-(3-chloro-4-methylphenyl)-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 18h; Reflux; | 100% |
With hydrogenchloride In ethanol; water at 90℃; for 24h; | 45% |
trimethylacetylacetonitrile
n-propylhydrazine oxalate
3-tert-butyl-1-n-propyl-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 12h; Reflux; | 100% |
Stage #1: trimethylacetylacetonitrile; n-propylhydrazine oxalate In ethanol at 85℃; Stage #2: With sodium hydroxide In dichloromethane; water | 98% |
In ethanol at 85℃; for 4h; | 96% |
In ethanol for 18h; Reflux; Inert atmosphere; |
trimethylacetylacetonitrile
(R)-3-tert-butyl-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
Stage #1: trimethylacetylacetonitrile; (R)-((tetrahydrofuran-2-yl)methyl)hydrazine dihydrochloride In ethanol at 85℃; Stage #2: With sodium hydrogencarbonate In dichloromethane at 20℃; | 100% |
trimethylacetylacetonitrile
3,3,3-trifluoropropyl-4-methylbenzene sulphonate
3-tert-butyl-1-(3,3,3-trifluoropropyl)-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
Stage #1: 3,3,3-trifluoropropyl-4-methylbenzene sulphonate With hydrazine hydrate In ethanol at 85℃; Stage #2: trimethylacetylacetonitrile In ethanol at 20 - 85℃; Reflux; | 100% |
2,4-difluorophenylhydrazine
trimethylacetylacetonitrile
3-tert-butyl-1-(2,4-difluorophenyl)-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol Reflux; | 100% |
trimethylacetylacetonitrile
benzylhydrazine dihydrochloride
1-benzyl-3-tert-butyl-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol Reflux; | 100% |
trimethylacetylacetonitrile
3,4-dimethylphenylhydrazine hydrochloride
5-tert-butyl-2-(3,4-dimethyl-phenyl)-2H-pyrazol-3-ylamine
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 18h; Reflux; | 100% |
In methanol for 0.266667h; Reflux; | 91.5% |
In ethanol for 5h; Reflux; | 90% |
trimethylacetylacetonitrile
4-hydrazinobenzoic acid hydrochloride
4-(5-amino-3-tert-butyl-1H-pyrazol-1-yl)benzoic acid
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 18h; Reflux; | 100% |
Stage #1: trimethylacetylacetonitrile; 4-hydrazinobenzoic acid hydrochloride In ethanol for 69h; Reflux; Stage #2: With water; lithium hydroxide In tetrahydrofuran at 20℃; for 2h; |
trimethylacetylacetonitrile
N,N-dimethyl-formamide dimethyl acetal
Conditions | Yield |
---|---|
In toluene | 100% |
trimethylacetylacetonitrile
5-tert-butyl-2-(3-chloro-4-fluorophenyl)pyrazol-3-amine
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 18h; Reflux; | 100% |
In ethanol; water Reflux; |
trimethylacetylacetonitrile
p-tolylhydrazine hydrochloride
3-tert-butyl-1-p-tolyl-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
In methanol | 99% |
With hydrogenchloride In ethanol for 48h; Reflux; | 86% |
With hydrogenchloride In ethanol at 80℃; for 8h; | 86.4% |
trimethylacetylacetonitrile
4-Hydrazinobenzoic acid
4-(5-amino-3-tert-butyl-1H-pyrazol-1-yl)benzoic acid
Conditions | Yield |
---|---|
With acetic acid In tetrahydrofuran; ethanol for 16h; Heating / reflux; | 99% |
With acetic acid In tetrahydrofuran; ethanol for 16h; Heating / reflux; | 99% |
Stage #1: trimethylacetylacetonitrile; 4-Hydrazinobenzoic acid In methanol at 20℃; for 0.333333h; Stage #2: With hydrogenchloride at 94.85℃; for 0.666667h; | 80% |
In toluene at 20℃; for 12h; Heating / reflux; | |
In toluene at 20℃; for 12h; Heating / reflux; |
trimethylacetylacetonitrile
4-hydrazinobenzonitrile hydrochloride
4-(5-amino-3-(tert-butyl)-1H-pyrazol-1-yl)benzonitrile
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 18h; Reflux; | 99% |
In ethanol for 68h; Reflux; | 95% |
In ethanol at 20℃; for 92h; Reflux; | 95% |
trimethylacetylacetonitrile
benzaldehyde
4,4-dimethyl-3-oxo-2-[1-phenylmeth-(E)-ylidene]pentanenitrile
Conditions | Yield |
---|---|
With L-proline In ethanol at 20℃; for 24h; Knoevenagel condensation; | 99% |
With dimethyl 3-methyl-9-oxo-7-(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyl)-2,4-di(pyridin-2-yl)-3,7-diazabicyclo-[3.3.1]nonane-1,5-dicarboxylate In water at 40℃; for 4h; Knoevenagel Condensation; | 80% |
trimethylacetylacetonitrile
3-tert-butyl-1-(4-fluorobenzyl)-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
Stage #1: trimethylacetylacetonitrile; (4-fluorobenzyl)hydrazine dihydrochloride In ethanol at 85℃; for 2h; Stage #2: With sodium hydrogencarbonate In ethanol; water; ethyl acetate | 99% |
Conditions | Yield |
---|---|
With tris(2,2'-bipyridyl)ruthenium dichloride In ethanol; water at 25℃; for 2h; Schlenk technique; Irradiation; Green chemistry; | 98.6% |
In ethanol; water at 20℃; Irradiation; Green chemistry; | 88% |
trimethylacetylacetonitrile
p-tolylhydrazine hydrochloride
Conditions | Yield |
---|---|
In methanol at 120℃; for 1h; microwave irradiation; | 98% |
In methanol Inert atmosphere; Reflux; | 94% |
In methanol for 16h; Reflux; | 86% |
trimethylacetylacetonitrile
5-isothiocyanato-benzo[1,3]dioxole
methyl iodide
Conditions | Yield |
---|---|
Stage #1: trimethylacetylacetonitrile; 5-isothiocyanato-benzo[1,3]dioxole With potassium carbonate In acetone at 20℃; for 72h; Stage #2: methyl iodide In acetone at 20℃; for 0.75h; | 98% |
Conditions | Yield |
---|---|
In 1-methyl-pyrrolidin-2-one at 80℃; for 4h; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
In 1-methyl-pyrrolidin-2-one at 80℃; for 4h; Inert atmosphere; | 98% |
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
In ethanol at 85℃; for 4.5h; | 98% |
In ethanol at 85℃; for 4.5h; | 98% |
trimethylacetylacetonitrile
5-amino-3-tert-butylisoxazole
Conditions | Yield |
---|---|
With sodium hydroxide; hydroxyammonium sulfate at 100℃; for 2.5h; | 97.6% |
With hydroxylamine hydrochloride; sodium hydroxide In water at 100℃; for 2.5h; | 97% |
With hydroxylamine hydrochloride; sodium hydroxide In water at 60℃; for 3h; | 88% |
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; hexane; toluene | 97.5% |
97.5% |
trimethylacetylacetonitrile
3-tert-butyl-1H-pyrazole-5-amine
Conditions | Yield |
---|---|
With hydrazine hydrate In methanol at 120℃; for 0.666667h; microwave irradiation; | 97% |
With hydrazine hydrate In ethanol at 110℃; for 7h; Inert atmosphere; | 97% |
With hydrazine hydrate In ethanol for 3h; Reflux; | 89% |
2-hydroxyethylhydrazine
trimethylacetylacetonitrile
2-(5-amino-3-(tert-butyl)-1H-pyrazol-1-yl)ethanol
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 20h; Reflux; | 97% |
With hydrogenchloride In ethanol for 20h; Reflux; | 97% |
With hydrogenchloride In ethanol; water for 20h; Reflux; | 97% |
trimethylacetylacetonitrile
(R)-3-tert-butyl-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrazol-5-amine hydrochloride
Conditions | Yield |
---|---|
In ethanol at 90℃; for 6h; | 97% |
In ethanol at 90℃; for 6h; | 97% |
trimethylacetylacetonitrile
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 3.5h; Reflux; | 97% |
With hydrogenchloride In ethanol for 3.5h; Reflux; | 97% |
trimethylacetylacetonitrile
2-(5-amino-3-(tert-butyl)-1H-pyrazol-1-yl)ethanol
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol; water for 20h; Reflux; | 97% |
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