Dayangchem's 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. DayangChem can provide different quantities
Cas:7785-26-4
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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
Cas:7785-26-4
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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
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Cas:7785-26-4
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inquiryADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,
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
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
Cas:7785-26-4
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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:7785-26-4
Min.Order:10 Gram
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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
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Cas:7785-26-4
Min.Order:1 Kilogram
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inquiry(1S)-(-)-alpha-Pinene CAS:7785-26-4 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 inte
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Min.Order:1 Gram
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Type:Lab/Research institutions
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:7785-26-4
Min.Order:1 Kilogram
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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
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Cas:7785-26-4
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inquiryBest 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
A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:7785-26-4
Min.Order:4 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
Appearance/Colour:clear colourless liquid Vapor Pressure:~3 mm Hg ( 20 °C) Melting Point:-64 °C(lit.) Refractive Index:n20/D 1.466 Boiling Point:157.9 °C at 760 mmHg Flash Point:32.2 °C PSA:0.00000 Density:0.879 g/cm3
Cas:7785-26-4
Min.Order:1 Gram
FOB Price: $3.0 / 5.0
Type:Trading Company
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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Min.Order:10 Gram
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inquiryOur company was built in 2009 with an ISO certificate.In the past 6 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
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Type:Lab/Research institutions
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,
(1S)-(-)-alpha-Pinene Basic information Product Name: (1S)-(-)-alpha-Pinene Synonyms: (1S,5S)-4,6,6-trimethylbicyclo[3.1.1]hept-3-ene;(1S)-2,6,6-trimethylbicyclo[3.1.1]-2-heptene;(1S)-(-)-A-PINENE FOR SYNTHESIS;(1S)-(-)-alpha-Pinene, 98% 250ML
Cas:7785-26-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryfactory?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
Cas:7785-26-4
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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
Shandong 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
Cas:7785-26-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.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
Cas:7785-26-4
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryWe 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
Cas:7785-26-4
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
beta-pinene
(-)-α-pinene
Conditions | Yield |
---|---|
With diethyl 2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate; (4s,6s)-2,4,5,6-tetra(9H-carbazol-9-yl)isophthalonitrile; potassium carbonate; cobalt(II) aceylacetonate In N,N-dimethyl-formamide at 25℃; for 16h; Irradiation; | 98% |
With potassium hydride; Trimethylenediamine In mineral oil at 25℃; for 24.25h; Temperature; Inert atmosphere; | 93% |
isomerization; | 86% |
(-)-α-pinene
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate; benzaldehyde at 100℃; for 1h; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With chloranil In dichloromethane; acetonitrile Irradiation; Yield given; | A n/a B n/a C 5% |
(-)-myrtenyl bromide
(-)-α-pinene
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; diethyl ether |
Conditions | Yield |
---|---|
Leiten des Dampfes durch Gelatine-Hydrosol; |
hydrogenchloride
diethyl ether
2,6,6-trimethylbicyclo[3.1.1]heptan-2-ol
A
(-)-α-pinene
B
limonene.
Conditions | Yield |
---|---|
Erwaermen des Reaktionsprodukts mit aethanol. Kalilauge; |
hydrogenchloride
diethyl ether
2,6,6-trimethylbicyclo[3.1.1]heptan-2-ol
A
(-)-α-pinene
B
(1S)-2-endo-chlorofenchane
C
limonene.
Conditions | Yield |
---|---|
Erwaermen des Reaktionsprodukts mit aethanol. Kalilauge; |
Conditions | Yield |
---|---|
at 150 - 170℃; under 0.07 Torr; |
carbon monoxide
beta-pinene
dibutylamine
A
(-)-α-pinene
B
2-(6,6-dimethylbicyclo[3.1.1]heptan-2-yl)acetaldehyde
D
C19H37N
Conditions | Yield |
---|---|
With methoxy(cyclooctadiene)rhodium(I) dimer; hydrogen; triphenylphosphine In toluene at 100℃; under 45603.1 Torr; for 4h; Inert atmosphere; |
carbon monoxide
beta-pinene
dibutylamine
A
(-)-α-pinene
B
C19H37N
Conditions | Yield |
---|---|
With methoxy(cyclooctadiene)rhodium(I) dimer; hydrogen; triphenylphosphine In toluene at 100℃; under 45603.1 Torr; for 4h; Inert atmosphere; |
Conditions | Yield |
---|---|
In methanol for 1h; Photolysis; |
Conditions | Yield |
---|---|
With C5H14NO(1+)*C10H12NO4S(1-)*Pd; hydrogen In glycerol at 80℃; under 15001.5 Torr; for 2h; Inert atmosphere; Schlenk technique; Autoclave; |
(-)-α-pinene
Conditions | Yield |
---|---|
With ruthenium trichloride; sodium periodate In tetrachloromethane; water; acetonitrile at 20℃; for 24h; Oxidation; | 100% |
Stage #1: (-)-α-pinene With oxygen; ozone; acetic acid In dichloromethane at 0 - 20℃; Stage #2: With hydrazine hydrochloride In dichloromethane at 20℃; for 96h; Reagent/catalyst; Inert atmosphere; | 88% |
Stage #1: (-)-α-pinene With ammonium sulfate; potassium permanganate In water at 5℃; for 5h; Stage #2: With sulfuric acid In water at 5℃; for 0.5h; | 56% |
(-)-α-pinene
L-diisopinocampheylborane
Conditions | Yield |
---|---|
With borane N-ethyl-N-isopropylaniline complex In 1,4-dioxane hydroboration; | 99% |
With dimethylsulfide borane complex In tetrahydrofuran at 20℃; Inert atmosphere; | 73% |
With sodium tetrahydroborate; boron trifluoride diethyl etherate |
(-)-α-pinene
pinocarvone
Conditions | Yield |
---|---|
With oxygen; 5,15,10,20-tetraphenylporphyrin; acetic anhydride; dmap In dichloromethane at 20℃; for 6h; | 99% |
With pyridine; dmap; oxygen; tetraphenyl pyrophosphate In dichloromethane; acetic anhydride at 20℃; for 48h; Irradiation; | 98% |
With pyridine; dmap; 5,10,15,20-tetrakisphenylporphyrin; oxygen; acetic anhydride at 20℃; for 16h; | 95% |
With pyridine; dmap; oxygen; 5,15,10,20-tetraphenylporphyrin In dichloromethane; acetic anhydride for 2h; Irradiation; | 95% |
With pyridine; dmap; oxygen; 5,15,10,20-tetraphenylporphyrin; acetic anhydride In dichloromethane at 20℃; for 16h; Irradiation; | 82% |
(-)-α-pinene
methyl 2-(4-bromophenyl)-2-diazoacetate
Conditions | Yield |
---|---|
With Rh2(R-DOSP)4 In various solvent(s) at 20℃; | 99% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; microencapsulated polystyrene 2 percent cross-linked; methyltrioxorhenium(VII) In dichloromethane; water; acetonitrile at 25℃; for 1.5h; | 98% |
With 3,3-dimethyldioxirane In dichloromethane; acetone at -5 - 0℃; for 2h; | 95% |
With sodium peroxoborate tetrahydrate; Biliton; acetonitrile In water at 20℃; for 18h; | 91% |
(-)-α-pinene
Conditions | Yield |
---|---|
With dihydrogen peroxide; potassium carbonate; tin(IV) oxide; hydrazine at 55℃; for 3.5h; Reagent/catalyst; Temperature; | 96.5% |
With tert.-butylhydroperoxide; C11H13MoNO6 In water; 1,2-dichloro-ethane at 80℃; Reagent/catalyst; | 96% |
With C36H44IrN5; N-(benzenesulfonyl)-3-phenyloxaziridine In dichloromethane for 48h; optical yield given as %de; | 78% |
(-)-α-pinene
(+)-α-pinanediol
Conditions | Yield |
---|---|
With pyridine; osmium(VIII) oxide; trimethylamine-N-oxide In water; tert-butyl alcohol for 24h; Reflux; | 96.5% |
Multi-step reaction with 2 steps 1: KMnO4 2: LiAlH4 View Scheme |
(-)-α-pinene
6,6-dimethyl-2-methylene-bicyclo[3.1.1]heptan-3-ol
Conditions | Yield |
---|---|
Stage #1: (-)-α-pinene With oxygen; Nafilon-supported Pt(II) terpyridyl In dichloromethane; water-d2 at 20℃; for 2h; Irradiation; Stage #2: With sodium hydrogensulfite In dichloromethane; water-d2 | 95% |
Stage #1: (-)-α-pinene With 3-chloro-benzenecarboperoxoic acid In dichloromethane for 1h; Stage #2: With aluminum isopropoxide In toluene for 5h; Reflux; | 68% |
Stage #1: (-)-α-pinene With 5,15,10,20-tetraphenylporphyrin In chloroform for 0.166667h; Stage #2: With triphenylphosphine In chloroform at 0 - 20℃; for 0.5h; | 63% |
Conditions | Yield |
---|---|
With ammonium cerium(IV) nitrate In acetonitrile for 4h; Ambient temperature; | 94% |
(-)-α-pinene
(1S,5S)-2,6,6-trimethylbicyclo[3.1.1]heptane
Conditions | Yield |
---|---|
Stage #1: (-)-α-pinene With lithium triethylborohydride; cobalt(II) bromide In tetrahydrofuran Inert atmosphere; Glovebox; Stage #2: With hydrogen In tetrahydrofuran at 60℃; under 7500.75 Torr; for 3h; | 94% |
With sodium tetrahydroborate; hydrogen; nickel dichloride In isopropyl alcohol at 50℃; under 760.051 Torr; for 5h; Temperature; | 45% |
With [Fe3(1,1,1,3,3,3-hexamethyldisilazan-2-ide)4]Fe(η6-toluene); hydrogen at 20℃; under 1425.14 Torr; for 3h; Inert atmosphere; Glovebox; diastereoselective reaction; | 95 %Chromat. |
With palladium 10% on activated carbon; hydrogen In methanol at 60℃; under 30003 Torr; for 0.5h; Flow reactor; Green chemistry; | > 99 %Chromat. |
Conditions | Yield |
---|---|
Stage #1: (-)-α-pinene With oxygen; ozone In isopropyl alcohol at 0℃; Stage #2: isopropyl alcohol With semicarbazide hydrochloride at 0 - 20℃; Inert atmosphere; | 93% |
(-)-α-pinene
Conditions | Yield |
---|---|
Stage #1: (-)-α-pinene With dimethylsulfide borane complex In tetrahydrofuran at 20℃; hydroboration; Stage #2: With sodium hydroxide; dihydrogen peroxide In tetrahydrofuran; ethanol for 1h; Oxidation; decomplexation; Heating; | 90% |
Stage #1: (-)-α-pinene With 1-bromo-butane; sodium tetrahydroborate; Aliquat 336 at 20℃; for 16h; Addition; Hydroboration; Stage #2: With sodium hydroxide; dihydrogen peroxide at 40℃; for 1h; Oxidation; | 80% |
With dihydrogen peroxide; benzo[1,3,2]dioxaborole; samarium (III) iodide 1.) THF, r.t., 18 h; Yield given. Multistep reaction; |
(-)-α-pinene
1-methyl-4-(1-methyl-1-nitrooxy-ethyl)-cyclohexene
Conditions | Yield |
---|---|
With zeolite of β type; nitric acid In dichloromethane at -15℃; for 0.833333h; | 90% |
Conditions | Yield |
---|---|
With Silica-supported tungstophosphoric heteropoly acid; air In 1,2-dichloro-ethane at 25℃; for 3h; Catalytic behavior; Time; Reagent/catalyst; | 90% |
Conditions | Yield |
---|---|
Stage #1: (-)-α-pinene With N,N-dimethyl acetamide; benzo[1,3,2]dioxaborole In dichloromethane for 5h; Heating; Stage #2: (prop-2-ene-1,2-diyldisulfonyl)dibenzene With trans-di-O-tert-butyl hyponitrite In methanol; dichloromethane Heating; | A n/a B 89% |
Conditions | Yield |
---|---|
With tetraethylammonium tosylate; 2,3-dicyano-5,6-dichloro-p-benzoquinone In nitromethane electrolysis: fibre coated Pt anode, Pt cathode, 0.45 V vs. SCE, 2.5 F; | 88.2% |
(-)-α-pinene
(1R,2R,3S,5R)-2,3-pinane diol
Conditions | Yield |
---|---|
With pyridine; osmium(VIII) oxide; trimethylamine-N-oxide In tert-butyl alcohol for 20h; Inert atmosphere; Reflux; | 85% |
With osmium(VIII) oxide; trimethylamine-N-oxide In pyridine; water; tert-butyl alcohol for 96h; Heating; | 65% |
With pyridine; osmium(VIII) oxide; trimethylamine-N-oxide In tert-butyl alcohol for 42h; Heating; | 65% |
Conditions | Yield |
---|---|
With potassium hydroxide In (R,E)-2-ethyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)but-2-enal; hexane | 85% |
(-)-α-pinene
(1S,2R,3R, 5S)-pinanediol
Conditions | Yield |
---|---|
With pyridine; osmium(VIII) oxide; trimethylamine-N-oxide In water; tert-butyl alcohol for 24h; Reflux; Inert atmosphere; | 85% |
Conditions | Yield |
---|---|
With C8H6Cl2CuN3OS*2H2O In 1,2-dichloro-ethane at 70℃; for 1.66667h; Inert atmosphere; optical yield given as %de; diastereoselective reaction; | 84% |
methanol
(-)-α-pinene
methyl 2-[(1R,3R)-3-acetyl-2,2-dimethylcyclobutyl]acetate
Conditions | Yield |
---|---|
Stage #1: methanol; (-)-α-pinene With oxygen; ozone at 0℃; Stage #2: With hydrazinium sulfate at 20℃; for 168h; Inert atmosphere; | 84% |
Conditions | Yield |
---|---|
With potassium hydroxide; tert-butylammonium hexafluorophosphate(V) In toluene at 45℃; for 6h; | 83% |
With potassium tert-butylate |
(-)-α-pinene
1,3-dithiol-2,4,5-trithione
Conditions | Yield |
---|---|
In toluene for 13h; Heating; | 83% |
Conditions | Yield |
---|---|
Stage #1: isocyanate de chlorosulfonyle; (-)-α-pinene In diethyl ether at 20℃; for 1h; Stage #2: With triethylamine In diethyl ether at 20℃; for 3h; Stage #3: With water In diethyl ether at 20℃; | 83% |
(-)-α-pinene
dimethylsulfide borane complex
L-diisopinocampheylborane
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 16h; Inert atmosphere; | 82% |
In tetrahydrofuran at 0℃; for 0.5h; | 60% |
In tetrahydrofuran at 0℃; for 0.5h; Inert atmosphere; | 52% |
In tetrahydrofuran | |
In tetrahydrofuran at 0℃; |
N,N,N,N,-tetramethylethylenediamine
(-)-α-pinene
dimethylsulfide borane complex
(R)-alpine-boramine
Conditions | Yield |
---|---|
Stage #1: (-)-α-pinene; dimethylsulfide borane complex In diethyl ether for 1h; Reflux; Stage #2: N,N,N,N,-tetramethylethylenediamine In diethyl ether for 1h; Reflux; | 81% |
Stage #1: (-)-α-pinene; dimethylsulfide borane complex In diethyl ether for 1h; Reflux; Stage #2: N,N,N,N,-tetramethylethylenediamine In diethyl ether for 1h; Reflux; | 68% |
Conditions | Yield |
---|---|
Stage #1: (-)-α-pinene; chloroamine-T In water; tert-butyl alcohol for 15h; Oxyamination; Heating; Stage #2: With sodium tetrahydroborate In water; tert-butyl alcohol at 20℃; for 1h; Reduction; | 80% |
(-)-α-pinene
2-(ethoxycarbonyl)prop-2-en-1-yl phenyl sulfone
Conditions | Yield |
---|---|
Stage #1: (-)-α-pinene With N,N-dimethyl acetamide; benzo[1,3,2]dioxaborole In dichloromethane for 5h; Heating; Stage #2: 2-(ethoxycarbonyl)prop-2-en-1-yl phenyl sulfone With trans-di-O-tert-butyl hyponitrite In methanol; dichloromethane Heating; | A n/a B 80% |
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