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:99-66-1
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryValproic acid 99-66-1 Items Standard Result Description Colorless to slightly yellowish liquid Complies A
hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:99-66-1
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Manufacturers
inquiry1, Full experience of large numbers containers loading in main Chinese seaports 2, Packing with pallet as buyer's special request 3, Best service after shipment with e-mail 4, Cargoes together with container sales service available 5, R
Cas:99-66-1
Min.Order:1 Metric Ton
Negotiable
Type:Trading Company
inquiryThe 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
1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:99-66-1
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryColorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
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
Cas:99-66-1
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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
Cas:99-66-1
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
Type:Trading Company
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.O
Cas:99-66-1
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryTop Quality Sodium Valproate Powder with Cheap Price Item Name Sodium 2-propylpentanoate CAS NO. 1069-66-5 Apparence White Powder package Aluminum B
Cas:99-66-1
Min.Order:1 Kilogram
FOB Price: $400.0
Type:Trading Company
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
Cas:99-66-1
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryAppearance:Colorless and clear, viscous liquid Storage:R.T Package:25kg/Barrel Application:Valproic acid can be used to treat many types of seizures and is a broad-spectrum anti-epileptic drug Transportation:Express/Sea/Air Port:Any port in China
Cas:99-66-1
Min.Order:1 Kilogram
FOB Price: $19.0 / 49.0
Type:Lab/Research institutions
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
Cas:99-66-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 2-Propylpentanoic acid CAS: 99-66-1 MF: C8H16O2 MW: 144.21 EINECS: 202-777-3 Mol File: 99-66-1.mol 2-Propylpentanoic acid Structure 2-Propylpentanoic acid Chemical Properties Melting point -21.25°C (estimate)
Cas:99-66-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry2-Propylpentanoic acid CAS:99-66-1 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
Cas:99-66-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:99-66-1
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryHello, 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
Cas:99-66-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHenan 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
Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
Cas:99-66-1
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiry1,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:99-66-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryCompany 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
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
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
Cas:99-66-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:99-66-1
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:colourless liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediat
Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Cas:99-66-1
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiry1,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 qualified
Cas:99-66-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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,
Cas:99-66-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryProduct name: Valproic Acid CAS No.:99-66-1 Molecule Formula: C8H16O2 Molecule Weight:144.21 Purity: 99.0% Package: 25kg/drum Description:Colorless transparent liquid Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:99-66-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryvalproic acid calcium salt
valproic acid
Conditions | Yield |
---|---|
With hydrogenchloride In water | 98% |
valproic acid
Conditions | Yield |
---|---|
With hydrogenchloride In water | 98% |
Conditions | Yield |
---|---|
copper(I) oxide In acetonitrile at 90 - 100℃; for 12 - 15h; Product distribution / selectivity; | 97.7% |
With poly-4-vinylpyridine In N,N-dimethyl-formamide for 0.05h; microwave irradiation; | 88% |
at 180 - 200℃; |
Conditions | Yield |
---|---|
With phthalic anhydride at 240 - 250℃; under 3040 Torr; for 0.75h; Hydrolysis; | 92% |
With hydrogenchloride at 100℃; for 72h; Product distribution; various times of reaction, also various reagents and enzymes; | 54% |
methyl 2-propylvalerate
valproic acid
Conditions | Yield |
---|---|
With 2C33H37N*H2O7S2; water at 80℃; for 48h; | 92% |
With 2C33H37N*H2O7S2; water at 60℃; | 80 %Spectr. |
valproic acid
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In ethyl acetate at 20℃; for 23h; | 88% |
di-N-propyl acetonitrile
valproic acid
Conditions | Yield |
---|---|
With sodium perborate at 240℃; for 1h; | 82.5% |
With benzene-1,2-dicarboxylic acid at 240℃; under 3040 Torr; for 1h; | 74% |
With sodium hydroxide |
Conditions | Yield |
---|---|
Multistep reaction.; | 82% |
Conditions | Yield |
---|---|
Stage #1: propan-1-ol; methyl valerate With (NCOP)IrHCl; potassium tert-butylate at 60℃; for 12h; Glovebox; Schlenk technique; Sealed tube; Inert atmosphere; Stage #2: With hydrogenchloride In water for 5h; Glovebox; Schlenk technique; Sealed tube; Inert atmosphere; | 74% |
valproic acid
Conditions | Yield |
---|---|
With water; lithium bromide In N,N-dimethyl-formamide; acetonitrile at 91℃; for 48h; | 49% |
n-heptane
carbon monoxide
A
2-Ethylhexanoic acid
B
2-methylheptanoic acid
C
valproic acid
Conditions | Yield |
---|---|
With potassium peroxodisulfate; Cu(1,10-phenanthroline)(1,2-ethanediphosphonic acid); water In acetonitrile at 60℃; under 15201 Torr; for 4h; Autoclave; High pressure; Overall yield = 29.1 %; | A 10.5% B 12.4% C 5.3% |
methyl magnesium iodide
2,2-dipropyl-malonic acid diethyl ester
valproic acid
Conditions | Yield |
---|---|
und durch Behandeln des Reaktionprodukts mit Barytwasser, neben Aceton; |
methyl magnesium iodide
2,2-dipropyl-malonic acid diethyl ester
A
valproic acid
B
acetone
Conditions | Yield |
---|---|
Verseifung des Reaktionsproduktes; |
ethyl 2-acetyl-2-propylpentanoate
valproic acid
Conditions | Yield |
---|---|
With potassium hydroxide | |
With sodium hydroxide In water at 80℃; for 20h; | 3.1 g |
2-propylpentanal
valproic acid
Conditions | Yield |
---|---|
With ammonium hydroxide; silver nitrate |
4-ethoxycarbonyl-1,6-heptadiene
valproic acid
Conditions | Yield |
---|---|
With ethanol; hydrogen bromide Kochen des Reaktionsprodukts mit Zinkstaub, Verseifen des entstandenen Aethylesters mit Natronlauge; |
Conditions | Yield |
---|---|
Verseifung des Reaktionsprodukts; |
1-Heptene
carbon monoxide
A
2-Ethylhexanoic acid
B
2-methylheptanoic acid
C
valproic acid
Conditions | Yield |
---|---|
(i) BF3*H2SO4, (ii) H2O; Multistep reaction; | |
With sulfuric acid at -5℃; under 76000 Torr; |
ethyl 2-propylpentanoate
valproic acid
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol | |
With sodium hydroxide In methanol; water for 3h; Reflux; |
Conditions | Yield |
---|---|
(i) aq. KOH, (ii) (decarboxylation); Multistep reaction; |
trans-3-heptene
carbon monoxide
A
2-Ethylhexanoic acid
B
valproic acid
Conditions | Yield |
---|---|
With hydrogenchloride; oxygen; copper dichloride; palladium dichloride In tetrahydrofuran under 760 Torr; for 18h; Ambient temperature; Yield given. Yields of byproduct given; |
di-n-propylketene
valproic acid
Conditions | Yield |
---|---|
With water In acetonitrile at 20℃; Rate constant; var. H2O conc.; |
2-propyl-pentanoic acid [methyl-(4-nitro-benzenesulfonyl)-amino]-methyl ester
A
valproic acid
Conditions | Yield |
---|---|
With sodium perchlorate; water In acetonitrile at 25℃; Rate constant; also in base and acid buffers; |
valproic acid
Conditions | Yield |
---|---|
With ethanol; sodium |
ethanol
A
1-methyl-2-propyl-pentylamine
C
valproic acid
D
3-propyl-hexan-2-one oxime
Conditions | Yield |
---|---|
at 280℃; |
ethyl 2-acetyl-2-propylpentanoate
A
ethanol
B
valproic acid
C
acetic acid
ethyl 2-acetyl-2-propylpentanoate
A
ethanol
B
valproic acid
C
acetic acid
(N-methylbenzamido)methyl 2-propylpentanoate
valproic acid
Conditions | Yield |
---|---|
With NADPH-generating system; rat liver homogenate at 37℃; Enzyme kinetics; Hydrolysis; Enzymatic reaction; |
Conditions | Yield |
---|---|
With thionyl chloride In toluene Heating; | 100% |
With thionyl chloride at 10 - 20℃; for 4h; | 94% |
With thionyl chloride In N,N-dimethyl-formamide Reflux; | 93.6% |
Conditions | Yield |
---|---|
With sodium hydroxide In water Product distribution / selectivity; | 100% |
With sodium hydroxide In water at 20℃; | 100% |
With sodium hydroxide In toluene | 97.7% |
With sodium hydroxide In ethanol; ethyl acetate Reflux; Industrial scale; | 75.5% |
With sodium hydroxide |
valproic acid
(S)-methyl 2-(2-propylpentanamido)pent-4-enoate
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 18h; | 100% |
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 19h; Inert atmosphere; | 100% |
valproic acid
Conditions | Yield |
---|---|
Stage #1: valproic acid With d8-isopropanol; 10% Pt/activated carbon; water-d2 at 120℃; for 24h; Stage #2: With water; sodium hydroxide at 70℃; for 24h; Reagent/catalyst; | 100% |
2-chloro-1-ferrocenylethanone
valproic acid
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetonitrile for 12h; Reflux; | 100% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetonitrile for 2h; Reflux; | 100% |
valproic acid
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetonitrile for 2h; Reflux; | 100% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetonitrile for 2h; Reflux; | 100% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetonitrile Reflux; | 100% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetonitrile for 2h; Reflux; | 100% |
Conditions | Yield |
---|---|
With 4,5,6,7-tetrachlorobenzo[d][1,3,2]dioxaborole In o-xylene for 24h; Heating; | 99% |
Conditions | Yield |
---|---|
In hexane for 1h; Product distribution / selectivity; | 99% |
In ethanol; hexane for 1h; Product distribution / selectivity; | 77% |
valproic acid
2-propylpentanoic anhydride
Conditions | Yield |
---|---|
With triethylamine; chlorophosphoric acid diphenyl ester In dichloromethane at 20℃; | 97% |
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20 - 25℃; | 82% |
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; | 80% |
valproic acid
2-amino-2-hydroxymethyl-1,3-propanediol
valproic acid tromethamine salt
Conditions | Yield |
---|---|
In methanol at 20℃; for 0.5h; | 97% |
valproic acid
Conditions | Yield |
---|---|
With sodium hydroxide In di-isopropyl ether at 20 - 50℃; for 1h; Product distribution / selectivity; | 96.65% |
With sodium hydroxide In tert-butyl methyl ether at 20 - 50℃; for 1h; Product distribution / selectivity; | 94.79% |
With sodium hydroxide In dichloromethane at 20 - 40℃; for 1h; Product distribution / selectivity; | 93% |
valproic acid
1,2-dichloro-ethane
2-bromo-2-propyl pentanoic acid ethyl ester
Conditions | Yield |
---|---|
With thionyl chloride; bromine In ethanol; water; N,N-dimethyl-formamide | 96.5% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetonitrile for 5h; Reflux; | 95% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetonitrile for 5h; Reflux; | 95% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetonitrile for 5h; Reflux; | 95% |
Conditions | Yield |
---|---|
In acetonitrile Product distribution / selectivity; Heating / reflux; | 93.75% |
In acetone at 50℃; for 0.166667h; |
Conditions | Yield |
---|---|
In diethyl ether for 0.5h; Ambient temperature; | 93% |
valproic acid
((R)-2-O-benzyl-glyceryl)-2-bromoethyl-methylphosphate
(3-O-[2-propyl pentanoyl]-(R)-2-O-benzylglyceryl)-2-bromoethyl-methyl phosphate
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane for 2h; | 92% |
valproic acid
1-amino-4-[(tert-butyloxycarbonyl)amino]butane
[4-(2-propyl-pentanoylamino)-butyl]-carbamic acid tert-butyl ester
Conditions | Yield |
---|---|
With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In DMF (N,N-dimethyl-formamide) | 92% |
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 20h; | 92% |
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