1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam
Cas:19945-61-0
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inquiryOur 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
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inquiry1.In No Less 10 years exporting experience. you 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 Specializ
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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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inquiryShanghai Finebiotech Co.,Ltd.was established in 2020, which providing professional chemical services. As a customer-oriented company, we have distinguished ourself from others in providing worldwide customers with cost-effective and efficient service
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
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inquiryfactory?direct?sale Application:healing drugs
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inquiry(3E)-4,8-DIMETHYLNONA-1,3,7-TRIENECASAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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inquiry1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:19945-61-0
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inquiryU-CHEMO Holding Co.,Limited is a very fast developing high-technology enterprise combining with manufacture and sales.U-CHEMO supply high quality products and excellent service to our customers.We make the insect pheromones, censor in the quality con
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inquiry1,3,7-Nonatriene,4,8-dimethyl-, (3E)- CAS No.: 19945-61-0 Storage:as prescribe by the manufaurer Package:pack as requested
Cas:19945-61-0
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inquiry3,7-dimethyl-2,6-octadienal
Methyltriphenylphosphonium bromide
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With sodium hexamethyldisilazane In tetrahydrofuran at 0 - 25℃; | 92% |
With potassium tert-butylate In dichloromethane Wittig reaction; Inert atmosphere; | 84% |
Stage #1: Methyltriphenylphosphonium bromide With sodium hexamethyldisilazane In tetrahydrofuran at 25℃; for 1h; Stage #2: 3,7-dimethyl-2,6-octadienal In tetrahydrofuran at 25℃; for 6h; Wittig reaction; | 77% |
geranyl mesylate
methylenetriphenylarsorane
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane for 1h; Ambient temperature; | 91% |
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran Condensation; | 90% |
3,7-dimethyl-2,6-octadienal
diazomethyl-trimethyl-silane
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With Wilkinson's catalyst; triphenylphosphine; isopropyl alcohol In tetrahydrofuran at 25℃; for 2h; | 90% |
With triphenylphosphine; isopropyl alcohol; RhCl(PPh3)3 In tetrahydrofuran at 25℃; | 90% |
With (IMes)CuCl; triphenylphosphine; isopropyl alcohol In 1,4-dioxane; diethyl ether at 60℃; for 16h; | 74% |
dibromo-1,1 dimethyl-4,8 nonadiene-3 E, 7
A
(E)-4,8-dimethylnona-1,3,7-triene
B
2-Methyl-2-(4-methyl-pent-3-enyl)-bicyclo[1.1.0]butane
Conditions | Yield |
---|---|
With n-butyllithium In diethyl ether at -30℃; | A 89% B 10% |
geranyl mesylate
trimethylsulphonium iodide
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With n-butyllithium; lithium iodide In tetrahydrofuran; hexane from 0 degC to room temp.; | 85% |
3,7-dimethyl-2,6-octadienal
methyl-triphenylphosphonium iodide
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
Stage #1: methyl-triphenylphosphonium iodide With phenyllithium In tetrahydrofuran; diethyl ether; cyclohexane at 20℃; for 0.5h; Wittig Olefination; Inert atmosphere; Cooling with ice; Stage #2: 3,7-dimethyl-2,6-octadienal In tetrahydrofuran; diethyl ether; cyclohexane at 0 - 20℃; for 2h; Inert atmosphere; | 80% |
Stage #1: methyl-triphenylphosphonium iodide With phenyllithium In tetrahydrofuran; hexane at 0 - 20℃; Stage #2: 3,7-dimethyl-2,6-octadienal In tetrahydrofuran; hexane at 0 - 20℃; | 60 g |
With potassium tert-butylate In tetrahydrofuran Wittig Olefination; |
Geraniol
diazomethyl-trimethyl-silane
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
Stage #1: Geraniol With 1,10-Phenanthroline; potassium tert-butylate; copper(l) chloride In fluorobenzene at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With 1-methyl-1H-imidazole; di-tert-butyl-diazodicarboxylate; oxygen In fluorobenzene Reflux; Stage #3: diazomethyl-trimethyl-silane With triphenylphosphine; isopropyl alcohol In fluorobenzene; diethyl ether at 60℃; Inert atmosphere; | 74% |
3,7-dimethyl-1-(N-methyl-2-imidazolylthio)-2,6-octadiene
A
(E)-4,8-dimethylnona-1,3,7-triene
B
1-Methyl-2-tributylstannanylmethylsulfanyl-1H-imidazole
C
2-((E)-3,7-Dimethyl-1-tributylstannanyl-octa-2,6-dienylsulfanyl)-1-methyl-1H-imidazole
Conditions | Yield |
---|---|
With n-butyllithium; tri-n-butylstannylmethyl iodide Product distribution; | A 45% B 43% C 31% |
With n-butyllithium; tri-n-butylstannylmethyl iodide Yield given. Multistep reaction; | A n/a B 43% C 31% |
Vinyl bromide
2-methylhept-2-en-6-yne
trimethylaluminum
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
(i) Zr catalyst, (ii) /BRN= 1361370/, Pd(PPh3)2Cl2, iBu2AlH, ZnCl2; Multistep reaction; |
diiodomethane
cis-3,7-dimethyl-2,6-octadienal
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With trimethylaluminum; zinc In tetrahydrofuran; hexane |
homogeranyl bromide
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With potassium hydroxide In methanol for 2h; Heating; |
geranyl phenyl sulfone
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With n-butyllithium; tri-n-butylstannylmethyl iodide 1.) THF, -78 deg C, 2.) -78 deg C, 1 h; Yield given. Multistep reaction; |
2-[(2E)-3,7-dimethyl-2,6-octadienyl]sulfanylpyridine
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With n-butyllithium; tri-n-butylstannylmethyl iodide 1.) THF, -78 deg C, 30 min, 2.) -78 deg C, 20 min and 0 deg C 1.5 h; Yield given. Multistep reaction; | |
With n-butyllithium; tri-n-butylstannylmethyl iodide 1) hexane, THF, -78 deg C, 30 min; 2) hexane, THF, -78 de C, 20 min; o deg C, 10 min; Yield given. Multistep reaction; |
3,7-dimethyl-1-(N-methyl-2-imidazolylthio)-2,6-octadiene
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With fluoride Yield given; |
Methylenetriphenylphosphorane
(E/Z)-3,7-dimethyl-2,6-octadienal
A
(E)-4,8-dimethylnona-1,3,7-triene
B
(3Z)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
Yield given. Yields of byproduct given; |
A
(E)-4,8-dimethylnona-1,3,7-triene
B
(3Z)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With P450 enzyme; Phaseolus lunatus Yield given. Yields of byproduct given; |
3,7-dimethyl-2,6-octadienal
Methylenetriphenylphosphorane
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
In tetrahydrofuran Substitution; | |
Wittig Olefination; |
geranyl phenyl sulfone
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With n-butyllithium; ammonium chloride 1) hexane, THF, -78 deg C, 95 min; Yield given. Multistep reaction; |
2-((phenylsulfonyl)methyl)prop-2-enylphenylsulfone
A
(E)-4,8-dimethylnona-1,3,7-triene
B
2,6-dimethyl-8-(2-pyridylthio)-2,6-dodecadiene
Conditions | Yield |
---|---|
With n-butyllithium; ammonium chloride 1) hexane, THF, -78 deg C, 60 min; RT, 1 h; Yield given. Multistep reaction; |
Geraniol
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 7 percent / SO3*pyridine; DMSO; Et3N / CH2Cl2 / -10 °C 2: 92 percent / NaHMDS / tetrahydrofuran / 0 - 25 °C View Scheme | |
Multi-step reaction with 2 steps 1: (COCl)2; DMSO / CH2Cl2 2: tetrahydrofuran View Scheme | |
Multi-step reaction with 2 steps 1: 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; [bis(acetoxy)iodo]benzene / acetonitrile / 3 h / 0 °C / pH 7 / Inert atmosphere 2: potassium tert-butylate / tetrahydrofuran / 0.5 h / 20 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 79 percent / MnO2 / CH2Cl2 2: 90 percent / n-BuLi / tetrahydrofuran View Scheme |
1-chloro-3,7-dimethylocta-2,6-diene
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 80 percent / tetrabutylammonium bromide / tetrahydrofuran / 17 h / Ambient temperature 2: 1) butyllithium; 2) aq. NH4Cl / 1) hexane, THF, -78 deg C, 95 min View Scheme | |
Multi-step reaction with 2 steps 1: butan-2-one View Scheme | |
Multi-step reaction with 2 steps 2: 1.) n-butyllithium(in hexane), 2.) tri-n-butylstannylmethyl iodide / 1.) THF, -78 deg C, 30 min, 2.) -78 deg C, 20 min and 0 deg C 1.5 h View Scheme | |
Multi-step reaction with 2 steps 1: tetrabutylammonium bromide 2: 1.) n-butyllithium(in hexane), 2.) tri-n-butylstannylmethyl iodide / 1.) THF, -78 deg C, 2.) -78 deg C, 1 h View Scheme |
1-bromo-4-methylpent-3-ene
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: (i) Mg, Et2O, (ii) /BRN= 1633817/ 2: aq. HBr / 0.5 h / 10 - 15 °C 3: KOH / methanol / 2 h / Heating View Scheme |
2-cyclopropyl-6-methyl-hept-5-en-2-ol
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aq. HBr / 0.5 h / 10 - 15 °C 2: KOH / methanol / 2 h / Heating View Scheme |
Conditions | Yield |
---|---|
In dichloromethane |
3-methyl-2,5-dihydrothiophen-1,1-dioxide
2,3-dihydrothiophene-1,1-dioxide
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With sodium hydroxide In diethyl ether; water |
Conditions | Yield |
---|---|
With potassium carbonate In water at 100℃; for 0.0833333h; Wittig reaction; Microwave irradiation; |
non-8-en-1-ol
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
With C35H47N3O4Ru In neat (no solvent) at 50℃; for 24h; Cross Metathesis; Inert atmosphere; chemoselective reaction; | 95% |
(E)-4,8-dimethylnona-1,3,7-triene
(E)-4,8-dimethylnona-3,7-dien-1-ol
Conditions | Yield |
---|---|
Stage #1: (E)-4,8-dimethylnona-1,3,7-triene With disiamylborane In tetrahydrofuran at 0 - 20℃; for 16h; Inert atmosphere; Stage #2: With dihydrogen peroxide; sodium hydroxide In tetrahydrofuran; ethanol at 0 - 20℃; for 3h; Inert atmosphere; stereoselective reaction; | 91% |
With sodium hydroxide; 9-borabicyclo[3.3.1]nonane dimer; dihydrogen peroxide In tetrahydrofuran at 0℃; | 75% |
With sodium hydroxide; (Si1)2BH; dihydrogen peroxide In tetrahydrofuran Addition; | |
Stage #1: (E)-4,8-dimethylnona-1,3,7-triene With 9-bora-bicyclo[3.3.1]nonane In tetrahydrofuran Stage #2: With dihydrogen peroxide |
hydrogen cyanide
(E)-4,8-dimethylnona-1,3,7-triene
Conditions | Yield |
---|---|
rac-1,2-trans-bis-(diphenylphosphinooxy)cyclohexane; bis(1,5-cyclooctadiene)nickel (0) In toluene at 50℃; for 24h; | 83% |
(E)-4,8-dimethylnona-1,3,7-triene
(E)-2-bromo-6-methylocta-2,6-diene-1,8-diol
plaunotol
Conditions | Yield |
---|---|
Stage #1: (E)-4,8-dimethylnona-1,3,7-triene With 9-borabicyclo[3.3.1]nonane dimer In tetrahydrofuran at 20℃; for 4h; Reduction; Stage #2: (E)-2-bromo-6-methylocta-2,6-diene-1,8-diol With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; triphenyl-arsane; caesium carbonate In N,N-dimethyl-formamide at 50℃; for 2.5h; Suzuki coupling; | 77% |
(E)-4,8-dimethylnona-1,3,7-triene
(E)-2,2-dimethyl-3-(3-methylhexa-3,5-dienyl) oxirane
Conditions | Yield |
---|---|
With 3-chloro-benzenecarboperoxoic acid In dichloromethane at 0℃; | 75% |
(E)-4,8-dimethylnona-1,3,7-triene
(Z)-β-bromocrotyl alcohol 2-tetrahydropyranyl ether
9-bora-bicyclo[3.3.1]nonane
(2Z,6E)-3,7,11-trimethyl-2,6,10-dodecatrien-1-ol 2-tetrahydropyranyl ether
Conditions | Yield |
---|---|
With sodium hydroxide; cis-dichloro-1,1'-bis(diphenylphosphino)ferrocene palladium(II) In tetrahydrofuran; N,N-dimethyl-formamide To a soln. of triene is added a soln. of 9-BBN at 0°C over 10 min, mixt. stirred for 1 h at 0°C, then for 4 h at room temp., addn. of soln. of bromocrotyl ether, catalyst and NaOH, after heating at 50°C for 8 h poured into water.; Extracted with benzene, washed with water, dried (MgSO4), chromy. over silica gel with benzene-acetate, final product is identified by (1)H NMR, IR, elem. anal.; | 67% |
(E)-4,8-dimethylnona-1,3,7-triene
methyl 2-diazobut-3-enoate
Conditions | Yield |
---|---|
With Rh2(S-PTAD)4 In hexane; toluene at 20℃; Reflux; | 67% |
Conditions | Yield |
---|---|
With dibenzyl diselenide In tetrahydrofuran; acetonitrile at 20℃; for 18h; regioselective reaction; | 66% |
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