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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inquiryAs 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 according to the contract research and development services for the fine chemicals, ph
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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
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inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
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inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
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inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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DIMETHYL 3-METHYLGLUTACONATEAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express
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inquiryChangzhou 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 fa
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inquirymethyl 4,6-dimethyl-2-oxo-2H-pyran-5-carboxylate
sodium methylate
3-methyl-2-pentene-1,5-diacid dimethyl
Conditions | Yield |
---|---|
In methanol |
3-methyl-2-pentene-1,5-diacid dimethyl
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In methanol for 20h; Heating; Yield given; |
methanol
3-methylpent-2-enedioic acid
3-methyl-2-pentene-1,5-diacid dimethyl
Conditions | Yield |
---|---|
With sulfuric acid | |
Stage #1: 3-methylpent-2-enedioic acid at 72℃; for 8h; Stage #2: methanol at 90 - 120℃; for 0.5h; | 485 g |
3-methyl-2-pentene-1,5-diacid dimethyl
dimethyl 3-methylglutarate
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal at 65℃; under 3040 Torr; | 91% |
3-methyl-2-pentene-1,5-diacid dimethyl
pivalaldehyde
Conditions | Yield |
---|---|
With zinc(II) chloride; lithium hexamethyldisilazane In tetrahydrofuran 1.) -35 deg C, 0.5 h, 2.) -65 deg C, 15 min, 3.) -30 deg C to -10 deg C, 7 h; | 90% |
3-methyl-2-pentene-1,5-diacid dimethyl
phenylacetaldehyde
(Z)-3-Methyl-2-((E)-styryl)-pent-2-enedioic acid 1-methyl ester
Conditions | Yield |
---|---|
With sodium methylate In diethyl ether at 20℃; for 2h; | 85% |
Diphenylacetaldehyde
3-methyl-2-pentene-1,5-diacid dimethyl
(Z)-2-(2,2-Diphenyl-vinyl)-3-methyl-pent-2-enedioic acid 1-methyl ester
Conditions | Yield |
---|---|
With sodium methylate In diethyl ether at 20℃; for 2h; | 65% |
4-Methoxyphenylacetaldehyde
3-methyl-2-pentene-1,5-diacid dimethyl
(Z)-2-[(E)-2-(4-Methoxy-phenyl)-vinyl]-3-methyl-pent-2-enedioic acid 1-methyl ester
Conditions | Yield |
---|---|
With sodium methylate In diethyl ether at 20℃; for 2h; | 65% |
3-methyl-2-pentene-1,5-diacid dimethyl
2-Phenylpropanal
(Z)-3-Methyl-2-((E)-2-phenyl-propenyl)-pent-2-enedioic acid 1-methyl ester
Conditions | Yield |
---|---|
With sodium methylate In diethyl ether at 20℃; for 2h; | 65% |
3-methyl-2-pentene-1,5-diacid dimethyl
phenylacetaldehyde
Conditions | Yield |
---|---|
With zinc(II) chloride; lithium hexamethyldisilazane In tetrahydrofuran 1.) -35 deg C, 0.5 h, 2.) -65 deg C, 15 min, 3.) -30 deg C to -10 deg C, 7 h; | 65% |
3-methyl-2-pentene-1,5-diacid dimethyl
4-methylphenylacetaldehyde
(Z)-3-Methyl-2-((E)-2-p-tolyl-vinyl)-pent-2-enedioic acid 1-methyl ester
Conditions | Yield |
---|---|
With sodium methylate In diethyl ether at 20℃; for 2h; | 60% |
3-methyl-2-pentene-1,5-diacid dimethyl
4-fluorophenylacetaldehyde
(Z)-2-[(E)-2-(4-Fluoro-phenyl)-vinyl]-3-methyl-pent-2-enedioic acid 1-methyl ester
Conditions | Yield |
---|---|
With sodium methylate In diethyl ether at 20℃; for 2h; | 60% |
3-methyl-2-pentene-1,5-diacid dimethyl
salicylaldehyde
Conditions | Yield |
---|---|
With piperidine In benzene at 80℃; for 45h; | 55% |
3-methyl-2-pentene-1,5-diacid dimethyl
3,4-Dimethyl-5-(2-nitroethyl)-pyrrol-2-carbonsaeure-tert-butylester
3,4-Dimethyl-5-(3,3-bis-methoxycarbonylmethyl-2-nitrobutyl)-pyrrol-2-carbonsaeure-tert-butylester
Conditions | Yield |
---|---|
46% |
3-methyl-2-pentene-1,5-diacid dimethyl
benzaldehyde
Conditions | Yield |
---|---|
With zinc(II) chloride; lithium hexamethyldisilazane In tetrahydrofuran 1.) -35 deg C, 0.5 h, 2.) -65 deg C, 15 min, 3.) -30 deg C to -10 deg C, 7 h; | 31% |
methanol
3-methyl-2-pentene-1,5-diacid dimethyl
4-chlorophenyldiazonium salt
1-(4-chloro-phenyl)-4-methyl-6-oxo-1,6-dihydro-pyridazine-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With sodium methylate; sodium acetate |
nonan-1-al
3-methyl-2-pentene-1,5-diacid dimethyl
4-methyl-2-octyl-6-oxo-3,6-dihydro-2H-pyran-3-carboxylic acid
Conditions | Yield |
---|---|
With potassium hydroxide |
benzenediazonium
3-methyl-2-pentene-1,5-diacid dimethyl
4-methyl-6-oxo-1-phenyl-1,6-dihydro-pyridazine-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With sodium methylate; sodium acetate |
heptanal
3-methyl-2-pentene-1,5-diacid dimethyl
Conditions | Yield |
---|---|
With potassium hydroxide beim Behandeln des danach isolierten Salzes in wss. Loesung mit konz. wss. Salzsaeure; |
heptanal
3-methyl-2-pentene-1,5-diacid dimethyl
2-hexyl-4-methyl-6-oxo-3,6-dihydro-2H-pyran-3-carboxylic acid
Conditions | Yield |
---|---|
With potassium hydroxide |
p-methoxybenzenediazonium
3-methyl-2-pentene-1,5-diacid dimethyl
1-(4-methoxy-phenyl)-4-methyl-6-oxo-1,6-dihydro-pyridazine-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With sodium methylate; sodium acetate |
4-methylbenzene diazonium
3-methyl-2-pentene-1,5-diacid dimethyl
A
4-methyl-6-oxo-1-p-tolyl-1,6-dihydro-pyridazine-3-carboxylic acid methyl ester
B
3-methyl-4-p-tolylhydrazono-pentenedioic acid dimethyl ester
Conditions | Yield |
---|---|
With sodium methylate; sodium acetate |
4-methylbenzene diazonium
3-methyl-2-pentene-1,5-diacid dimethyl
3-methyl-4-p-tolylhydrazono-pentenedioic acid dimethyl ester
3-methyl-2-pentene-1,5-diacid dimethyl
3-chlorobenzenediazonium
4-(3-chloro-phenylhydrazono)-3-methyl-pentenedioic acid dimethyl ester
3-methyl-2-pentene-1,5-diacid dimethyl
3-bromophenyldiazonium chloride
4-(3-bromo-phenylhydrazono)-3-methyl-pentenedioic acid dimethyl ester
3-methyl-2-pentene-1,5-diacid dimethyl
3,4-dimethoxy-benzaldehyde
3-methyl-4-((E)-veratrylidene)-cis-pentenedioic acid
Conditions | Yield |
---|---|
With potassium hydroxide |
3-methyl-2-pentene-1,5-diacid dimethyl
hexanal
4-methyl-6-oxo-2-pentyl-3,6-dihydro-2H-pyran-3-carboxylic acid
Conditions | Yield |
---|---|
With potassium hydroxide |
3-methyl-2-pentene-1,5-diacid dimethyl
meta-hydroxybenzaldehyde
Conditions | Yield |
---|---|
With potassium hydroxide |
3,7-dimethyl-1-octanal
3-methyl-2-pentene-1,5-diacid dimethyl
Conditions | Yield |
---|---|
With sodium hydroxide In methanol |
3-methyl-2-pentene-1,5-diacid dimethyl
7-methoxy-3,7-dimethyloctanal
(Z)-4-[7-Hydroxy-3,7-dimethyl-oct-(E)-ylidene]-3-methyl-pent-2-enedioic acid
Conditions | Yield |
---|---|
With sodium hydroxide In methanol |
3-methyl-2-pentene-1,5-diacid dimethyl
7-methoxy-3,7-dimethyloctanal
(Z,E)-(+/-)-4-(7-methoxy-3,7-dimethyloctylidene)-3-methylpent-2-ene-1,5-dioic acid
Conditions | Yield |
---|---|
With sodium hydroxide In methanol |
3-methyl-2-pentene-1,5-diacid dimethyl
(2Z,4E)-3-methyl-5-[2,6,6-trimethylcyclohex-1-enyl]penta-2,4-dienal
11-cis,13-cis-12-carboxyretinoic acid
Conditions | Yield |
---|---|
With potassium hydroxide In methanol for 64h; Ambient temperature; |
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