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
Cas:926-56-7
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryHenan Allgreen Chemical Co.,Ltd
4-METHYL-1,3-PENTADIENE Basic information Product Name: 4-METHYL-1,3-PENTADIENE Synonyms: 4-METHYL-1,3-PENTADIENE;(CH3)2C=CHCH=CH2;1,3-Pentadiene, 4-methyl-;1,3-pen
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
Cas:926-56-7
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryHebei Nengqian Chemical Import and Export Co., LTD
With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:926-56-7
Min.Order:1 Kilogram
FOB Price: $2.0 / 10.0
Type:Trading Company
inquiryHebei Sankai Chemical Technology Co., Ltd
1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd
Cas:926-56-7
Min.Order:1 Kilogram
FOB Price: $2.0 / 10.0
Type:Trading Company
inquiryShanghai Upbio Tech Co.,Ltd
1.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
Cas:926-56-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHANGZHOU YUNUO CHEMICAL CO.,LTD
superior quality moderate price & quick delivery Appearance:A clear colorless liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used to
TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD
Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:926-56-7
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryAntimex Chemical Limied
Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin
LEAP CHEM Co., Ltd.
Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
Changzhou Extraordinary Pharmatech co.,LTD
Changzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and
Cas:926-56-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryXi'an Harmonious Natural Bio-Technology Co., Ltd.
Before-Sale Service:---Any inquiries will be replied within 12 hours.---Golden Manufactory under?ISO/GMP?with?large stock.---Dedication to quality,We?have?strict?quality?control?system.?---OEM/ODM Available.---Sample is available for your evaluation
Yinghao Pharm Co.,Ltd.
Yinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat
Changzhou Foreign Trade Corp
CFTC?PharmaChem?is?a?service?based?company?in?China,?a?pharmachem?division?of?Changzhou?Foreign?Trade?Corp.,supplying?raw?materials,?intermediates,?APIs?and?fine?chemicals?for?the?pharmaceutical?and?specialty?chemical?industries?worldwide. Applicatio
Synthetic route
-
-
76109-67-6
N-(1-isopropylallyloxycarbonyl)aniline
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
97206-71-8
4-methyl-3-(phenylamino)pent-1-ene
-
C
-
62-53-3
aniline
| Conditions | Yield |
|---|---|
| PdLn In 1,4-dioxane at 100℃; for 0.25h; | A n/a B 2 % Chromat. C 98% |
-
-
926-56-7
4-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| With tetrabutyl ammonium fluoride In dimethyl sulfoxide at 25℃; | 72% |
-
-
146514-07-0
(E)-but-2-en-1-yl phenylcarbamate
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
35755-80-7
(E)-N-(2-butenyl)aniline
-
C
-
62-53-3
aniline
| Conditions | Yield |
|---|---|
| PdLn In 1,4-dioxane at 100℃; for 6h; | A n/a B 70% C 30% |
-
-
107-86-8
3,3-dimethyl acrylaldehyde
-
-
1779-49-3
Methyltriphenylphosphonium bromide
-
-
926-56-7
4-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| With n-butyllithium In diethyl ether; pentane for 12h; Ambient temperature; | 57% |
| With n-butyllithium In diethyl ether; toluene at 20℃; Inert atmosphere; | 14% |
-
-
3664-56-0
1,3,3-trimethylcyclopropene
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
21020-27-9
4-methylpent-2-yne
-
C
-
3043-33-2
2-methyl-2,3-pentadiene
-
D
-
926-54-5
trans-2-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| In pentane at 23℃; Irradiation; Further byproducts given; | A 37% B 14% C 31% D 11% |
-
-
3664-56-0
1,3,3-trimethylcyclopropene
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
21020-27-9
4-methylpent-2-yne
-
C
-
3043-33-2
2-methyl-2,3-pentadiene
-
D
-
513-81-5
2,3-dimethyl-buta-1,3-diene
| Conditions | Yield |
|---|---|
| In pentane at 23℃; Irradiation; Further byproducts given; | A 37% B 14% C 31% D 7% |
-
-
3664-56-0
1,3,3-trimethylcyclopropene
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
21020-27-9
4-methylpent-2-yne
-
C
-
3043-33-2
2-methyl-2,3-pentadiene
-
D
-
926-54-5
trans-2-methyl-1,3-pentadiene
-
E
-
513-81-5
2,3-dimethyl-buta-1,3-diene
| Conditions | Yield |
|---|---|
| In pentane at 23℃; Product distribution; Irradiation; | A 37% B 14% C 31% D 11% E 7% |
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
1118-58-7
1,3-Dimethyl-1,3-butadien
-
C
-
1489-61-8
1,3-dimethylcyclobutene
| Conditions | Yield |
|---|---|
| With tert.-butyl lithium | A 19% B 32% C 37% |
-
-
107-41-5
2-methyl-2,4-pentanediol
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
926-54-5
trans-2-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| With hydrogen bromide In water Dehydration; | A 7% B n/a |
-
-
5182-37-6
2,4,4,6-tetramethyl-1,3-dioxane
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
1118-58-7
1,3-Dimethyl-1,3-butadien
| Conditions | Yield |
|---|---|
| With phosphate-catalyst; water at 325℃; |
-
-
107-41-5
2-methyl-2,4-pentanediol
-
-
542-11-0
aniline hydrobromide
-
A
-
4325-82-0
4-methyl pent-3-en-2-ol
-
B
-
926-56-7
4-methyl-1,3-pentadiene
-
-
107-41-5
2-methyl-2,4-pentanediol
-
-
542-11-0
aniline hydrobromide
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
2004-67-3
4-methyl-4-penten-2-ol
-
C
-
116374-76-6
(E)-2-methyl-1,3-heptadiene
| Conditions | Yield |
|---|---|
| With iodine | |
| With hydrogen bromide | |
| With aniline hydrobromide | |
| With aluminium trichloride at 160℃; |
| Conditions | Yield |
|---|---|
| Abspaltung von Wasser; | |
| With dimethyl sulfoxide | |
| Multi-step reaction with 2 steps 1: aluminium phosphate / 300 - 310 °C 2: zirconium (IV)-oxide /pumice stone / 300 - 310 °C View Scheme | |
| Multi-step reaction with 2 steps 1: chromium (III)-oxide-aluminium oxide / 200 °C 2: chromium (III)-oxide-aluminium oxide / 250 °C View Scheme |
-
-
624-97-5
2-methylpent-4-en-2-ol
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
1118-58-7
1,3-Dimethyl-1,3-butadien
| Conditions | Yield |
|---|---|
| With chromium corundum at 250℃; |
-
-
141-79-7
4-methyl-pent-3-en-2-one
-
-
2269-22-9
aluminum tri-sec-butoxide
-
A
-
4325-82-0
4-methyl pent-3-en-2-ol
-
B
-
926-56-7
4-methyl-1,3-pentadiene
-
C
-
1118-58-7
1,3-Dimethyl-1,3-butadien
-
-
763-30-4
2-methyl-1,4-pentadiene
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
1118-58-7
1,3-Dimethyl-1,3-butadien
| Conditions | Yield |
|---|---|
| With chromium corundum at 250℃; | |
| With pumice stone; zirconium(IV) oxide at 300℃; | |
| With pumice stone; zirconium(IV) oxide at 300 - 310℃; |
-
-
52278-94-1
2,5-dibromo-2-methylpentane
-
-
926-56-7
4-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| With potassium hydroxide |
-
-
52278-94-1
2,5-dibromo-2-methylpentane
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
857825-89-9
5-ethoxy-2-methyl-pent-2-ene
| Conditions | Yield |
|---|---|
| With potassium hydroxide |
| Conditions | Yield |
|---|---|
| Destillation ueber mit H2SO4 gatraenkten Bimsstein; | |
| With hydrogen bromide | |
| With acetic anhydride at 100℃; | |
| With hydrogen bromide Destillation; | |
| With aniline hydrobromide |
-
-
63468-05-3, 71195-14-7, 71195-16-9
2-methyl-pent-3-en-2-ol
-
-
542-11-0
aniline hydrobromide
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
1118-58-7
1,3-Dimethyl-1,3-butadien
| Conditions | Yield |
|---|---|
| Wasserabspaltung; |
-
-
63468-05-3, 71195-14-7, 71195-16-9
2-methyl-pent-3-en-2-ol
-
A
-
926-56-7
4-methyl-1,3-pentadiene
-
B
-
1118-58-7
1,3-Dimethyl-1,3-butadien
| Conditions | Yield |
|---|---|
| With hydrogen bromide |
| Conditions | Yield |
|---|---|
| With 2-ethoxy-ethanol; potassium hydroxide |
| Conditions | Yield |
|---|---|
| With potassium hydroxide | |
| With 2-ethoxy-ethanol; potassium hydroxide | |
| With potassium hydroxide |
-
-
53875-83-5
4-chloro-4-methyl-1-pentetne
-
-
926-56-7
4-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| With alcoholic alkali |
-
-
926-56-7
4-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| With silver(l) oxide nachfolgende Destillation der erhaltenen Ammoniumbase; |
| Conditions | Yield |
|---|---|
| bei der trocknen Destillation; |
-
-
926-56-7
4-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| bei der Destillation; |
| Conditions | Yield |
|---|---|
| bei der Destillation; |
| Conditions | Yield |
|---|---|
| at 130 - 140℃; |
| Conditions | Yield |
|---|---|
| In benzene educts in stoich. amt.; | 100% |
| Conditions | Yield |
|---|---|
| in stoihometric amt.; | 100% |
| in stoihometric amt.; | 100% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
1227628-62-7
C18H23F3O5S
-
-
1227628-64-9
1-(((1R,6S)-1,6-dimethyl-2-(4-methylpent-3-enyl)cyclohex-2-enyl)methyl)-2-methoxybenzene
| Conditions | Yield |
|---|---|
| Stage #1: 4-methyl-1,3-pentadiene With 9-borabicyclo[3.3.1]nonane dimer In tetrahydrofuran at 0 - 23℃; for 2.5h; Suzuki coupling; Inert atmosphere; Stage #2: C18H23F3O5S With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; potassium phosphate; triphenyl-arsane In tetrahydrofuran; water; N,N-dimethyl-formamide at 55℃; Suzuki coupling; Inert atmosphere; | 99% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
1227628-27-4
C17H21F3O4S
-
-
1227628-29-6
1-(((1R,6S)-1,6-dimethyl-2-(4-methylpent-3-enyl)cyclohex-2-enyl)methyl)-2-methoxybenzene
| Conditions | Yield |
|---|---|
| Stage #1: 4-methyl-1,3-pentadiene With 9-borabicyclo[3.3.1]nonane dimer In tetrahydrofuran at 0 - 23℃; for 2.5h; Suzuki coupling; Inert atmosphere; Stage #2: C17H21F3O4S With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; potassium phosphate; triphenyl-arsane In tetrahydrofuran; water; N,N-dimethyl-formamide at 55℃; Suzuki coupling; Inert atmosphere; | 98% |
-
-
21264-30-2, 90243-59-7, 14592-56-4
dichloro bis(acetonitrile) palladium(II)
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
116363-69-0
di-μ-chlorobis[(1,2,3-η)-4-hydroxy-4-methyl-2-penten-1-yl]dipalladium
| Conditions | Yield |
|---|---|
| With water; potassium hydrogencarbonate In acetone to slurry of PdCl2(MeCN)2 (1.25 mmol) and KHCO3 (1.25 mmol) in acetone at 20°C added soln. of CH2CHCHCMe2 (1.00 mmol) and H2O (20.0 mmol) in acetone, stirred for 26 h at 20°C; filtered through Celite, ppt. washed with EtOAc, combined soln. concd. at water-aspirator pressure, flash chromd. (column, silica gel 60 (0.040-0.063 mm, Merck), EtOAc); | 95% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
1227628-27-4
C17H21F3O4S
-
-
1227628-31-0
(1S,9aR)-8-methoxy-1,9a-dimethyl-2,3,9,9a-tetrahydro-1H-fluorene
| Conditions | Yield |
|---|---|
| Stage #1: 4-methyl-1,3-pentadiene With 9-borabicyclo[3.3.1]nonane dimer In tetrahydrofuran at 0 - 23℃; for 2.5h; Suzuki coupling; Inert atmosphere; Stage #2: C17H21F3O4S With tetrakis(triphenylphosphine) palladium(0); cesium fluoride In tetrahydrofuran; 1,4-dioxane at 85℃; Suzuki coupling; Inert atmosphere; | 91% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
40121-14-0, 42028-73-9
N,N’-di-tert-butylthiadiaziridine-1,1-dioxide
-
-
1262436-55-4
C14H28N2O2S
| Conditions | Yield |
|---|---|
| With tributylphosphine; copper(l) chloride In chloroform at 20℃; for 24h; sealed vial; Inert atmosphere; regioselective reaction; | 89% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
63254-50-2
L-menthyl diazoacetate
| Conditions | Yield |
|---|---|
| With trans-RuIICl2-(2,6-di-<<(S)-4-isopropyl>oxazol-2-yl>pyridine)-(CH2=CH2) In dichloromethane | 86% |
-
-
926-56-7
4-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| With boron trifluoride diethyl etherate In dichloromethane at -78℃; for 0.0833333h; Nazarov cyclization; stereoselective reaction; | 85% |
| Conditions | Yield |
|---|---|
| With Hexamethyldisiloxane; mono(trimethylphosphine)(diallyl ether)palladium(0) In benzene-d6 at 30℃; for 2h; | 85% |
| Conditions | Yield |
|---|---|
| With nafion In 1,2-dichloro-ethane at 110℃; for 24h; Sealed tube; | 84% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
1118-58-7
1,3-Dimethyl-1,3-butadien
-
-
73496-48-7
1-Methyl-2-acetyl-1,3-dithiolanium fluorosulfonate
-
-
73496-54-5
2-Acetyl-3,6-dihydro-3,5-dimethyl-2-methylthio-2H-thiopyran
| Conditions | Yield |
|---|---|
| With 2,6-dimethylpyridine In dichloromethane for 60h; Ambient temperature; | 82% |
-
-
693800-72-5
7-acetoxy-8-iodoflavone
-
-
926-56-7
4-methyl-1,3-pentadiene
| Conditions | Yield |
|---|---|
| Stage #1: 7-acetoxy-8-iodoflavone With silver carbonate; 1,2-bis-(diphenylphosphino)ethane; bis(dibenzylideneacetone)-palladium(0) In 1,4-dioxane for 0.0833333h; Stage #2: 4-methyl-1,3-pentadiene In 1,4-dioxane; water at 100℃; for 24h; | 82% |
| With silver carbonate; 1,2-bis-(diphenylphosphino)ethane; bis(dibenzylideneacetone)-palladium(0) In 1,4-dioxane; water at 100℃; for 24h; | 82% |
-
-
854045-93-5
2-(di-tert-butylphosphino)-1,1'-biphenylgold(I) chloride
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
1301268-04-1
([P(t-Bu)2-o-biphenyl]Au[η2-4-methyl-1,3-pentadiene])SbF6
| Conditions | Yield |
|---|---|
| In dichloromethane (N2); dissolving a mixt. of Au complex, Ag salt and diene in CH2Cl2, stirring in the dark at room temp. for 6 h; filtration through Celite, eluting with CH2Cl2, concn., addn. of hexanes, cooling to 4°C overnight; elem. anal.; | 82% |
| Conditions | Yield |
|---|---|
| With nafion In 1,2-dichloro-ethane at 110℃; for 24h; Reagent/catalyst; Solvent; Temperature; Sealed tube; | 82% |
| Conditions | Yield |
|---|---|
| With nafion In 1,2-dichloro-ethane at 110℃; for 24h; Sealed tube; | 81% |
| Conditions | Yield |
|---|---|
| With tetrabutylammonium tetrafluoroborate In N,N-dimethyl-formamide electroreductive coupling; | 80% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
126554-34-5
ethyl (E)-2-diazo-6-phenyl-1-hexa-3,5-dienoate
-
-
134418-91-0
ethyl 4,4-dimethyl-3-((E)-2-phenylethenyl)cyclohepta-1,5-diene-1-carboxylate
| Conditions | Yield |
|---|---|
| rhodium(II) hexanoate In dichloromethane a) 10 deg C, 30 min, b) reflux, 10 min; | 80% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
100-52-7
benzaldehyde
-
-
1073808-77-1
2-ethyl-3-methyl-1-phenyl-3-buten-1-one
| Conditions | Yield |
|---|---|
| With carbonylchlorohydridotris(triphenylphosphine)ruthenium (II) In toluene at 90℃; for 24h; Inert atmosphere; | 80% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
512786-78-6
7-acetoxy-4,8-dimethyl-6-iodocoumarin
| Conditions | Yield |
|---|---|
| With silver carbonate; 1,2-bis-(diphenylphosphino)ethane; bis(dibenzylideneacetone)-palladium(0) In 1,4-dioxane; water at 100℃; for 24h; | 79% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
343217-96-9
7-acetoxy-8-iodo-4-methylcoumarin
| Conditions | Yield |
|---|---|
| With silver carbonate; 1,2-bis-(diphenylphosphino)ethane; bis(dibenzylideneacetone)-palladium(0) In 1,4-dioxane; water at 100℃; for 24h; | 78% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
504-02-9
1,3-cylohexanedione
-
-
57545-47-8
2,2-dimethyl-2,3,4,6,7,8-hexahydro-5H-chromen-5-one
| Conditions | Yield |
|---|---|
| With nafion In 1,2-dichloro-ethane at 110℃; for 24h; Sealed tube; | 74% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
76-02-8
Trichloroacetyl chloride
-
-
90056-45-4
2,2-Dichloro-3-(2-methylpropenyl)-cyclobutanone
| Conditions | Yield |
|---|---|
| With zinc; trichlorophosphate In diethyl ether for 12h; Ambient temperature; | 71% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
6047-88-7
2-oxopent-3-enenitrile
-
-
344906-20-3
4-Methyl-6-(2-methyl-propenyl)-5,6-dihydro-4H-pyran-2-carbonitrile
| Conditions | Yield |
|---|---|
| With aluminium trichloride In benzene Ambient temperature; | 70% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
60805-71-2
phenylselenyl benzenesulfonate
-
-
102860-20-8
4-Methyl-2-(phenylsulfonyl)-1,3-pentadiene
| Conditions | Yield |
|---|---|
| With boron trifluoride diethyl etherate; 3-chloro-benzenecarboperoxoic acid In dichloromethane Ambient temperature; 1) 17 h, 2) 15 min; | 68% |
-
-
926-56-7
4-methyl-1,3-pentadiene
-
-
5464-77-7
N,N-dibenzylformamide
-
-
220247-77-8
1-(N,N-dibenzylamino)-2-ethenyl-3,3-dimethylcyclopropane
| Conditions | Yield |
|---|---|
| With titanium(IV) isopropylate; methylmagnesium chloride; cyclohexylmagnesium bromide In tetrahydrofuran; diethyl ether at 20℃; for 10h; | 64% |
| Conditions | Yield |
|---|---|
| With triphenyl phosphite; copper(l) chloride In benzene-d6 at 20℃; for 6h; | 62% |
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