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:3568-90-9
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Min.Order:1 Gram
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inquirysuperior quality moderate price & quick delivery Appearance:powder 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 make other chemic
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
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Min.Order:4 Kilogram
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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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Cas:3568-90-9
Min.Order:1 Gram
FOB Price: $4.0
Type:Lab/Research institutions
inquiryZhenyu 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
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Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
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Acmec 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
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Min.Order:1 bottle
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Type:Lab/Research institutions
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
ADVANTAGE: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 day2. The products are provided with COA, HPLC, NMR, quality assurance, pac
1,4-Naphthalenedione,2-(3-methyl-2-buten-1-yl)-Appearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:Used in Synthesis, Pharmaceuticals and other fields Transportation:Sea/air/courier
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Min.Order:0
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inquiryGMP factory Packing with pallet as buyer's special request Best service after shipment with e-mail Cargos together with container sales service available Api, inhibitor, and fine chemicals for more than 6 years. Application:natural com
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Min.Order:0 Metric Ton
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Min.Order:0
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1,4-Naphthalenedione,2-(3-methyl-2-buten-1-yl)- cas 3568-90-9Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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Min.Order:0
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HENAN SUNLAKE ENTERPRISE CORPORATION Our company advantages: 1、The highest quality with the competitive price. 2、Professional human services. 3、The fastest and safest delivery service. 4、The faster and safest delivery service. 5、The hig
High purity, competitive price, warm service. Providing HPLC, MS, NMR, COA. In stock! Sichuan Weikeqi Biological Technology CO., LTD. was established in 2006. We are located in chengdu city, sichuan province, a professional company engaged in
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inquiryPrice, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right
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Min.Order:0
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inquiryBetterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in
Shaanxi Cuicheng Biomedical Technology Co., Ltd. is located in Chuangzhi Industrial Park, Economic and Technological Development Zone, Hanzhong City, Shaanxi Province, China. It is a company specializing in natural medicines and high-throughput scree
Nanjing Chemlin Chemical Industry Co., Ltd was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu Province with 1200 square meters’ R&D center. Our R&D center has a well
1.We have rich experience in the development and production 2.Our factory is in Shanghai of China,We have convenient traffic conditions.3.We have advanced testing equipment and shipping line. Package:5g, 10g, 50g, 100g, 1kg Application:Pharmaceutical
In Stock,Offering NMR, HPLC/TLC and COA Reports Application:For pharmaceutical, cosmetics, agrochemical and food industries research / Activity Screening / Standard / Reference compounds
deoxylapachol
Conditions | Yield |
---|---|
In 5,5-dimethyl-1,3-cyclohexadiene for 2h; Inert atmosphere; Reflux; | 98% |
(3-methyl-2-butenyl)trifluorosilane
[1,4]naphthoquinone
deoxylapachol
Conditions | Yield |
---|---|
With iron(III) chloride In formamide for 24h; Ambient temperature; | 96% |
With iron(III) chloride In N,N-dimethyl-formamide; acetonitrile at 20℃; | 96% |
1,4-dimethoxy-2-(3-methyl-2-butenyl)-naphthalene
deoxylapachol
Conditions | Yield |
---|---|
With ammonium cerium(IV) nitrate In water; acetonitrile at 0℃; for 0.25h; | 92% |
2-chloro-1,4-naphthoquinone
A
deoxylapachol
B
2,2-di-(3-methyl-but-2-enyl)-2,3-dihydro-1,4-naphthoquinone
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at -23℃; for 3h; | A 53% B 37% |
4,4,5,5-tetramethyl-2-(3-methylbut-2-enyl)-1,3,2-dioxaborolane
[1,4]naphthoquinone
deoxylapachol
Conditions | Yield |
---|---|
In chloroform-d1 at 20℃; for 24h; Inert atmosphere; | 53% |
Conditions | Yield |
---|---|
With lead(II) bromide; aluminium In acetonitrile for 10h; | 50% |
With zinc In tetrahydrofuran at 55 - 60℃; for 1.5h; Further byproducts given; | 500 mg |
(3-methyl-2-butenyl)trifluorosilane
[1,4]naphthoquinone
A
1,4-Dihydroxynaphthalene
B
deoxylapachol
C
2,2-di-(3-methyl-but-2-enyl)-2,3-dihydro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride In tetrahydrofuran at -20℃; for 1h; | A 38% B 28% C 32% |
[1,4]naphthoquinone
A
1,4-Dihydroxynaphthalene
B
deoxylapachol
C
2,2-di-(3-methyl-but-2-enyl)-2,3-dihydro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With (3-methyl-2-butenyl)trifluorosilane; tetrabutyl ammonium fluoride In tetrahydrofuran at -20℃; for 1h; | A 38% B 28% C 32% |
deoxylapachol
Conditions | Yield |
---|---|
With silver(l) oxide | 38% |
4-methyl-pent-3-enoic acid
[1,4]naphthoquinone
A
deoxylapachol
B
2,3-di-(3-methyl-but-2-enyl)-1,4-naphthoquinone
Conditions | Yield |
---|---|
With ammonium persulfate; silver nitrate In water; acetonitrile at 65 - 70℃; for 6h; | A 35% B 8% |
2-chloro-1,4-naphthoquinone
prenyl bromide
A
deoxylapachol
B
2,2-di-(3-methyl-but-2-enyl)-2,3-dihydro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With indium(III) chloride; water; zinc In tetrahydrofuran for 4h; Ambient temperature; | A 32% B 14% |
Conditions | Yield |
---|---|
(i) BF3*Et2O, dioxane, (ii) Ag2O, Et2O; Multistep reaction; |
Conditions | Yield |
---|---|
With ammonium peroxydisulfate; silver nitrate |
2-chloro-1,4-naphthoquinone
prenyl bromide
A
deoxylapachol
B
2-chloro-3-(3-methylbut-2-enyl)naphthalene-1,4-dione
C
2-chloro-2,3-dihydro-3,3-di-(3-methyl-but-2-enyl)-1,4-naphthoquinone
Conditions | Yield |
---|---|
With zinc In tetrahydrofuran for 4h; Further byproducts given; | A 20 mg B 300 mg C 0.3 (unit not given) |
With zinc In tetrahydrofuran for 4h; Further byproducts given; | A 20 mg B 300 mg C 0.3 |
prenyl bromide
[1,4]naphthoquinone
A
deoxylapachol
B
2,3-di-(3-methyl-but-2-enyl)-1,4-naphthoquinone
C
2,2-di-(3-methyl-but-2-enyl)-2,3-dihydro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With zinc In tetrahydrofuran at 55 - 60℃; for 4h; | A 20 mg B 400 mg C 1.2 (unit not given) |
With zinc In tetrahydrofuran at 55 - 60℃; for 4h; | A 20 mg B 400 mg C 1.2 |
Conditions | Yield |
---|---|
(i) BF3-Et2O, dioxane, (ii) Ag2O, MgSO4, Et2O; Multistep reaction; |
catalponol
deoxylapachol
Conditions | Yield |
---|---|
With manganese(IV) oxide In benzene |
[1,4]naphthoquinone
A
deoxylapachol
B
2,2-di-(3-methyl-but-2-enyl)-2,3-dihydro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With sodium sulfate; silver(l) oxide 1.) DMF, -23 deg C, 3 h, 2.) Et2O, reflux, 1 h; Yield given. Multistep reaction. Yields of byproduct given; |
deoxylapachol
A
(Z)-2,3-benzo-5-methyl-5-(3,7-dimethylocta-2,6-dienyl)cyclohexane-1,4-dione
B
2,2-di-(3-methyl-but-2-enyl)-2,3-dihydro-1,4-naphthoquinone
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at -23℃; for 3h; Yields of byproduct given. Title compound not separated from byproducts; | A n/a B 100% |
deoxylapachol
2-(3-methyl-but-2-enyl)-2,3-epoxy-1,4-naphthoquinone
Conditions | Yield |
---|---|
With dihydrogen peroxide; sodium carbonate In water; acetone at 0℃; | 82% |
Conditions | Yield |
---|---|
With iron(III) chloride; toluene-4-sulfonic acid In water; toluene at 90℃; for 0.5h; Reagent/catalyst; Solvent; | 76% |
deoxylapachol
hemitectol
Conditions | Yield |
---|---|
With pyridine for 24h; Reflux; Inert atmosphere; | 75% |
deoxylapachol
(+)-2-(3-Methyl-2-butenyl)-1,4-naphthoquinone 2,3-epoxide
Conditions | Yield |
---|---|
With sodium hydroxide; dihydrogen peroxide; N-benzylcinchonidinum chloride In water; toluene at 35 - 40℃; | 53% |
deoxylapachol
1.4-Dihydroxy-2-(3-methyl-buten-(2)-yl)-naphthalin
Conditions | Yield |
---|---|
(i) SnCl2, aq. HCl, dioxane, (ii) ZnCl2; Multistep reaction; |
deoxylapachol
acetic anhydride
2-(γ,γ-Dimethylallyl)-naphthohydrochinon-1,4-diacetat
Conditions | Yield |
---|---|
With sodium acetate; zinc Heating; |
deoxylapachol
2-(2,3-epoxy-3-methylbutyl)-1,4-naphthoquinone
Conditions | Yield |
---|---|
With 3-chloro-benzenecarboperoxoic acid In dichloromethane at 20℃; for 16h; |
deoxylapachol
6-methoxy-2,2-dimethyl-3,4-dihydro-2H-naphtho[1,2-b]pyran-3-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: m-chloroperbenzoic acid / CH2Cl2 / 16 h / 20 °C 2.1: sodium dithionite / diethyl ether; H2O / 0.5 h / 20 °C 2.2: 1.26 g / acetic acid; sulfuric acid / H2O / 6 h / 20 °C 3.1: 90 percent / K2CO3 / acetone / 3 h / Heating View Scheme |
deoxylapachol
5-bromo-6-methoxy-2,2-dimethyl-2H-naphtho[1,2-b]pyran
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: m-chloroperbenzoic acid / CH2Cl2 / 16 h / 20 °C 2.1: sodium dithionite / diethyl ether; H2O / 0.5 h / 20 °C 2.2: 1.26 g / acetic acid; sulfuric acid / H2O / 6 h / 20 °C 3.1: 90 percent / K2CO3 / acetone / 3 h / Heating 4.1: 95 percent / N-bromosuccinimide / CH2Cl2 / 0.17 h / 20 °C 5.1: pyridine / 16 h / 20 °C 6.1: 73 percent / KOtBu / tetrahydrofuran / 6 h / 20 °C View Scheme |
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