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
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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
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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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inquiryOur 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
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inquirychengdu and import and export trade 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 res
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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
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inquiryProduct name 3,4-Dibenzyloxybenzaldehyde CAS NO. 5447-02-9 Molecular formula C21H18O3 Quality standard
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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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inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
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inquiry3,4-Dibenzyloxybenzaldehyde CAS:5447-02-9 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 organi
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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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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
Appearance:white 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:Common products:Sea/Air/Courie
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inquiryJ&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
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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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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 on.O
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inquiryCangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, intermediat
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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,
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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,
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inquiryProduct name: 3,4-Bis(Benzyloxy) Bezaldehyde CAS No.:5447-02-9 Molecule Formula:C19H14O3 Molecule Weight:290.31 Purity: 99.0% Package: 25kg/drum Description:Light yellow crystalline powder Manufacture Standards:Enterprise Standard
Cas:5447-02-9
Min.Order:1 Kilogram
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inquiry3,4-Dibenzyloxybenzaldehyde Chemical Properties Melting point 91-94 °C (dec.) (lit.) Boiling point 492.4±35.0 °C(Predicted) density 1.176±0.06 g/cm3(Predicted) storage temp. Inert atmosphere,2-8°C form Po
Cas:5447-02-9
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inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
High 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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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Cas:5447-02-9
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inquiryJinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:5447-02-9
Min.Order:100 Gram
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inquiryAcmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:5447-02-9
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inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 120℃; for 15h; | 100% |
With potassium carbonate In N,N-dimethyl-formamide at 120℃; for 15h; | 99% |
With potassium carbonate In N,N-dimethyl-formamide at 20 - 130℃; for 4h; | 96% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 80℃; for 6h; | 97.4% |
With potassium carbonate In acetonitrile for 24h; Reflux; | 96% |
With potassium carbonate In acetonitrile for 24h; Reflux; | 96% |
benzyl bromide
3,4-dihydroxybenzaldehyde
A
3,4-dibenzyloxybenzaldehyde
B
4-benzyloxy-3-hydroxy-benzaldehyde
Conditions | Yield |
---|---|
With potassium carbonate; potassium iodide In acetone for 72h; Inert atmosphere; Reflux; | A n/a B 93% |
Stage #1: 3,4-dihydroxybenzaldehyde With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.5h; Inert atmosphere; Stage #2: benzyl bromide In N,N-dimethyl-formamide; mineral oil at 0℃; for 6h; Inert atmosphere; regioselective reaction; |
3,4-dibenzyloxybenzaldehyde
Conditions | Yield |
---|---|
With water In methanol at 25 - 30℃; for 0.333333h; | 92% |
3,4-bis(phenylmethoxy)-benzonitrile
3,4-dibenzyloxybenzaldehyde
Conditions | Yield |
---|---|
With diisobutylaluminium hydride In toluene at -78℃; Inert atmosphere; | 92% |
With diisobutylaluminium hydride In toluene at -78℃; for 3.5h; | 92% |
1,2-bis(benzyloxy)-4-(bromomethyl)benzene
3,4-dibenzyloxybenzaldehyde
Conditions | Yield |
---|---|
With trihexyl (tetradecyl) phosphonium tetrafluoroborate; dihydrogen peroxide In water at 50℃; for 0.5h; Inert atmosphere; | 90% |
3,4-dibenzyloxybenzaldehyde
Conditions | Yield |
---|---|
β‐cyclodextrin In methanol; water at 60℃; for 8h; Product distribution; | 80% |
benzyl bromide
3,4-dihydroxybenzaldehyde
A
3,4-dibenzyloxybenzaldehyde
B
4-benzyloxy-3-hydroxy-benzaldehyde
C
3-benzyloxy-4-hydroxybenzaldehyde
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20 - 60℃; for 16h; | A n/a B 74% C n/a |
Stage #1: 3,4-dihydroxybenzaldehyde With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.5h; Inert atmosphere; Stage #2: benzyl bromide In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.75h; Inert atmosphere; regioselective reaction; |
benzyl chloride
3,4-dihydroxybenzaldehyde
A
3,4-dibenzyloxybenzaldehyde
B
4-benzyloxy-3-hydroxy-benzaldehyde
C
3-benzyloxy-4-hydroxybenzaldehyde
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 24h; | A 6% B 50% C 9% |
Conditions | Yield |
---|---|
With quinoline; Pd-BaSO4; sulfur Hydrogenation.Reagens 4: Xylol; |
Conditions | Yield |
---|---|
(i) LiAlH4, (ii) MnO2; Multistep reaction; |
Conditions | Yield |
---|---|
(i) LiAlH4, (ii) MnO2; Multistep reaction; |
benzyl chloride
3,4-dihydroxybenzaldehyde
A
3,4-dibenzyloxybenzaldehyde
B
3-benzyloxy-4-hydroxybenzaldehyde
Conditions | Yield |
---|---|
With sodium hydride 1.) DMF, 30 min, r.t., 2.) 24 h, 0 deg C; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
With bis(1H-benzimidazolinium) dichromate In acetone for 0.0333333h; Heating; | 88 % Chromat. |
With pyridinium chlorochromate In dichloromethane at 20℃; |
4-benzyloxy-3-hydroxy-benzaldehyde
benzyl alcohol
3,4-dibenzyloxybenzaldehyde
Conditions | Yield |
---|---|
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 23℃; for 5h; Mitsunobu reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: H2SO4 / Heating 2: 86 percent / K2CO3 / dimethylformamide / 8 h / 75 °C 3: 94 percent / LiAlH4 / tetrahydrofuran / 0 - 20 °C 4: pyridinium chlorochromate / CH2Cl2 / 20 °C View Scheme | |
Multi-step reaction with 3 steps 2: SOCl2 3: palladium/BaSO4; quinoline; sulfur / Hydrogenation.Reagens 4: Xylol View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 86 percent / K2CO3 / dimethylformamide / 8 h / 75 °C 2: 94 percent / LiAlH4 / tetrahydrofuran / 0 - 20 °C 3: pyridinium chlorochromate / CH2Cl2 / 20 °C View Scheme |
3,4-bis-benzyloxybenzoic acid methyl ester
3,4-dibenzyloxybenzaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 94 percent / LiAlH4 / tetrahydrofuran / 0 - 20 °C 2: pyridinium chlorochromate / CH2Cl2 / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: NaH / dimethylformamide / 0.17 h / 0 °C 1.2: dimethylformamide / 12 h / 0 - 23 °C 2.1: PPh3; DEAD / tetrahydrofuran / 5 h / 23 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: NaH / dimethylformamide / 0.17 h / 0 °C 1.2: dimethylformamide / 12 h / 0 - 23 °C 2.1: PPh3; DEAD / tetrahydrofuran / 5 h / 23 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOCl2 2: palladium/BaSO4; quinoline; sulfur / Hydrogenation.Reagens 4: Xylol View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 2: SOCl2 3: palladium/BaSO4; quinoline; sulfur / Hydrogenation.Reagens 4: Xylol View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: Br2, AcOH 2: AlCl3, Py 3: NaH 4: (i) LiAlH4, (ii) MnO2 View Scheme | |
Multi-step reaction with 4 steps 1: Br2, AcOH 2: AlCl3, Py 3: NaH 4: (i) LiAlH4, (ii) MnO2 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: AlCl3, Py 2: NaH 3: (i) LiAlH4, (ii) MnO2 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: AlCl3, Py 2: NaH 3: (i) LiAlH4, (ii) MnO2 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NaH 2: (i) LiAlH4, (ii) MnO2 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NaH 2: (i) LiAlH4, (ii) MnO2 View Scheme |
(((4-bromo-1,2-phenyIene)bis(oxy))bis(methylene))dibenzene
3,4-dibenzyloxybenzaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: N,N-dimethyl-formamide / 18 h / Reflux 2: diisobutylaluminium hydride / toluene / 3.5 h / -78 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: potassium carbonate / N,N-dimethyl-formamide 2.1: lithium aluminium tetrahydride / tetrahydrofuran / 0 °C 2.2: 0 - 20 °C View Scheme |
3,4-dibenzyloxybenzaldehyde
diethoxyphosphoryl-acetic acid ethyl ester
3-(3,4-bis-benzyloxy-phenyl)-acrylic acid ethyl ester
Conditions | Yield |
---|---|
Stage #1: diethoxyphosphoryl-acetic acid ethyl ester With sodium hydride In tetrahydrofuran Stage #2: 3,4-dibenzyloxybenzaldehyde In tetrahydrofuran for 0.166667h; Further stages.; | 100% |
With sodium hydride In 1,2-dimethoxyethane for 0.333333h; | 99.5% |
With sodium In ethanol Ambient temperature; | 76% |
3,4-dibenzyloxybenzaldehyde
o-hydroxyacetophenone
(E)-3-(3',4'-bis(benzyloxy)phenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one
Conditions | Yield |
---|---|
Stage #1: o-hydroxyacetophenone With sodium hydride In N,N-dimethyl-formamide; oil Claisen-Schmidt reaction; Cooling; Stage #2: 3,4-dibenzyloxybenzaldehyde In N,N-dimethyl-formamide; oil at 2 - 20℃; for 4.83333h; Claisen-Schmidt reaction; | 100% |
With potassium hydroxide In methanol at 20℃; for 10h; Claisen-Schmidt condensation; | 62% |
With sodium hydroxide In ethanol; water at 20 - 50℃; | 55% |
Conditions | Yield |
---|---|
With piperidine; acetic acid In toluene for 3h; Inert atmosphere; Reflux; | 100% |
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol at 20℃; for 1h; | 99% |
With methanol; sodium tetrahydroborate at 0 - 20℃; Inert atmosphere; | 97.5% |
With sodium tetrahydroborate In tetrahydrofuran at 23℃; for 4h; | 93% |
3,4-dibenzyloxybenzaldehyde
3-bromopropylamine hydrochloride
N-[3′,4′-(dibenzyloxy)benzylidene]-3-bromopropan-1-amine
Conditions | Yield |
---|---|
With sodium sulfate; triethylamine In chloroform at 20℃; for 22h; | 99% |
3,4-dibenzyloxybenzaldehyde
nitromethane
(E)-3,4-dibenzyloxy-β-nitrostyrene
Conditions | Yield |
---|---|
With ammonium acetate; acetic acid for 0.666667h; Henry reaction; Heating; | 98% |
With ammonium acetate In acetic acid for 2h; Heating; | 95% |
With ammonium acetate; acetic acid at 90℃; for 5h; Inert atmosphere; | 90% |
With n-Pentylamine | |
With n-Pentylamine for 36h; |
3,4-dibenzyloxybenzaldehyde
malonic acid
(E)-3-(3,4-bis(benzyloxy)phenyl)acrylic acid
Conditions | Yield |
---|---|
With piperidine In pyridine at 80 - 90℃; for 3h; Condensation; decarboxylation; Knoevenagel-Doebner reaction; | 98% |
With morpholine; acetic acid Knoevenagel condensation; Heating; | 90% |
Stage #1: 3,4-dibenzyloxybenzaldehyde; malonic acid With piperidine; pyridine In 1,4-dioxane for 5h; Reflux; Stage #2: With hydrogenchloride In 1,4-dioxane; water at 20℃; | 85% |
Conditions | Yield |
---|---|
With sodium ethanolate In ethanol for 4h; Stobbe Condensation; Inert atmosphere; Reflux; | 98% |
3,4-dibenzyloxybenzaldehyde
1-(4,6-Bis-benzyloxy-2,3-dimethoxy-phenyl)-ethanone
(Z)-1-(4,6-Bis-benzyloxy-2,3-dimethoxy-phenyl)-3-(3,4-bis-benzyloxy-phenyl)-propenone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol at 40℃; for 1.5h; | 97% |
3,4-dibenzyloxybenzaldehyde
diethyl <3,5-bis(benzyloxy)benzyl>phosphonate
(E)-1-<3,4-bis(benzyloxy)phenyl>-2-<3,5-bis(benzyloxy)phenyl>ethene
Conditions | Yield |
---|---|
With sodium hydride In tetrahydrofuran at 0℃; for 1h; Wittig-Horner Reaction; Reflux; | 97% |
With sodium methylate In N,N-dimethyl-formamide at 0℃; for 3h; Wittig-Horner reaction; |
Conditions | Yield |
---|---|
With air In ethanol for 3h; Reflux; | 97% |
3,4-dibenzyloxybenzaldehyde
3,4-bis(benzyloxy)phenyl formate
Conditions | Yield |
---|---|
With 3-chloro-benzenecarboperoxoic acid In dichloromethane for 12h; Ambient temperature; | 96% |
With 3-chloro-benzenecarboperoxoic acid In dichloromethane for 12h; Ambient temperature; | 95% |
With 3-chloro-benzenecarboperoxoic acid In dichloromethane at 0 - 20℃; |
3,4-dibenzyloxybenzaldehyde
Nitroethane
1-(3,4-dibenzyloxyphenyl)-2-nitropropene
Conditions | Yield |
---|---|
With ammonium acetate for 17h; Heating; | 96% |
With ammonium acetate for 5h; Reflux; |
3,4-dibenzyloxybenzaldehyde
2'-hydroxy-4',6'-bis(methoxymethoxy)acetophenone
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 3h; | 96% |
3,4-dibenzyloxybenzaldehyde
methylamine
3,4-dibenzyloxybenzylidenemethylamine
Conditions | Yield |
---|---|
In water for 3h; Ambient temperature; | 94% |
3,4-dibenzyloxybenzaldehyde
Conditions | Yield |
---|---|
With methylamine | 94% |
Conditions | Yield |
---|---|
With air In ethanol for 3h; Reflux; | 94% |
Conditions | Yield |
---|---|
With potassium permanganate In water; acetone for 6.5h; Heating; | 93% |
With jones reagent In acetone for 2h; Ambient temperature; | 93% |
With dihydrogen peroxide | |
With potassium permanganate In acetone | |
With sodium chlorite; sodium dihydrogenphosphate dihydrate; 2-methyl-but-2-ene In water; acetonitrile; tert-butyl alcohol at 20℃; for 0.166667h; Inert atmosphere; |
3,4-dibenzyloxybenzaldehyde
1-(3,6-Bis-benzyloxy-2,4-dimethoxy-phenyl)-ethanone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol at 50℃; | 93% |
3,4-dibenzyloxybenzaldehyde
methylamine
3,4-Dibenzyloxy-N-methyl-benzylamin
Conditions | Yield |
---|---|
Stage #1: 3,4-dibenzyloxybenzaldehyde; methylamine With titanium(IV) isopropylate In methanol at 20℃; for 5h; Stage #2: With sodium tetrahydroborate In methanol at 20℃; for 2h; | 93% |
3,4-dibenzyloxybenzaldehyde
tert-butyl diethylphosphonoacetate
tert-butyl (E)-3-(3,4-dibenzyloxyphenyl)prop-2-enoate
Conditions | Yield |
---|---|
Stage #1: tert-butyl diethylphosphonoacetate With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h; Horner-Wadsworth-Emmons reaction; Stage #2: 3,4-dibenzyloxybenzaldehyde In tetrahydrofuran; hexane at -78 - 20℃; Further stages.; | 93% |
With n-butyllithium In tetrahydrofuran; hexane Horner-Wadsworth-Emmons reaction; | 81% |
3,4-dibenzyloxybenzaldehyde
2,4-bis(benzyloxy)acetophenone
2',3,4,4'-tetrakis(benzyloxy)chalcone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol for 24h; Ambient temperature; | 92.1% |
With barium hydroxide octahydrate In tetrahydrofuran; ethanol at 40℃; for 24h; Inert atmosphere; | 75% |
3,4-dibenzyloxybenzaldehyde
1-[2,4-bis(benzyloxy)-6-hydroxyphenyl]ethanone
(E)-1-(2,4-bis(benzyloxy)-6-hydroxyphenyl)-3-(3',4'-bis(benzyloxy)phenyl)prop-2-en-1-one
Conditions | Yield |
---|---|
Stage #1: 1-[2,4-bis(benzyloxy)-6-hydroxyphenyl]ethanone With sodium hydride In N,N-dimethyl-formamide; oil at 0 - 5℃; Claisen-Schmidt reaction; Stage #2: 3,4-dibenzyloxybenzaldehyde In N,N-dimethyl-formamide; oil at 0 - 20℃; Claisen-Schmidt reaction; | 92% |
With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 1.66h; | 85.5% |
3,4-dibenzyloxybenzaldehyde
diethyl 3,5-dimethoxybenzylphosphonate
Conditions | Yield |
---|---|
Stage #1: diethyl 3,5-dimethoxybenzylphosphonate With sodium hydride In tetrahydrofuran for 0.0833333h; Inert atmosphere; Stage #2: 3,4-dibenzyloxybenzaldehyde In tetrahydrofuran for 1h; Inert atmosphere; Reflux; | 92% |
3,4-dibenzyloxybenzaldehyde
aniline
N-(3,4-bis(benzyloxy)benzyl)aniline
Conditions | Yield |
---|---|
Stage #1: 3,4-dibenzyloxybenzaldehyde; aniline With sodium tris(acetoxy)borohydride; acetic acid In dichloromethane at 20℃; Inert atmosphere; Stage #2: With sodium hydrogencarbonate In dichloromethane; water | 92% |
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