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Xi'an Quanao Biotech Co., Ltd.

Cardiovascular System Cares Natural Puerria Lobata Extract Puerarin 98% Powder Professional Factory We has a complete production and operating system, with an annual output capacity of 2000 tons. It can produce variety of content and proportion of

Cardiovascular System Cares Natural Puerria Lobata Extract Puerarin 98% Powder

Cas:3681-99-0

Min.Order:10 Kilogram

FOB Price: $239.0 / 253.0

Type:Manufacturers

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Xian Changyue Biological Technology Co., Ltd.

High quality competitive price Kudzu root extract 40% Puerarin by HPLC What's the Kudzu Extract Powder Kudzu root has been known for centuries in traditional Chinese medicine as ge-gen. The first written mention of the plant as a medicine is

DB BIOTECH CO., LTD

High quality, good effectAppearance:fine powder Storage:cool, dry place Package:1kg/bag, 25kg/drum Application:health supplement Transportation:DHL,TNT,FEDEX,EMS, by air, by sea Port:seed, root,whole plant

High quality Puerarin in bulk supply

Cas:3681-99-0

Min.Order:0

Negotiable

Type:Trading Company

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Greenutra Resource Inc

Red Kwao Krua Extract Description: ********************************************************************************************** Description: Product name:

Red Kwao Krua Extract

Cas:3681-99-0

Min.Order:1 Kilogram

FOB Price: $20.0

Type:Trading Company

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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

Puerarin Manufacturer/High quality/Best price/In stock

Cas:3681-99-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Appearance White powder Complies Assay (Puerarin) 99%min

High purity Puerarin with high quality cas:3681-99-0

Cas:3681-99-0

Min.Order:1 Kilogram

FOB Price: $220.0 / 320.0

Type:Manufacturers

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Simagchem Corporation

Welcome 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

High quality Puerarin supplier in China

Cas:3681-99-0

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Kono Chem Co.,Ltd

Type: Herbal Extract Variety: Pueraria Powder Form: Powder Part: HERB Extraction Type: Solvent Extraction Packaging: Drum, Vacuum Packed Place of Ori

High quality Puerarin 98% 3681-99-0 with best price

Cas:3681-99-0

Min.Order:1 Kilogram

FOB Price: $270.0 / 300.0

Type:Other

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Hebei yanxi chemical co.,LTD.

hebei yanxi chemical 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 research and developm

Product Pueraria Root,Extract Kudzu Root Extract CAS NO.3681-99-0

Cas:3681-99-0

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

Unique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White to light yellow crystalline powder Storage:cool dry place Package:1kg/foil bag;25kg/drum Application:medicin

Manufacturer high quality Puerarin Cas 3681-99-0 with good price

Cas:3681-99-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Ality Chemical Corporation

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

Factory Supply Puerarin

Cas:3681-99-0

Min.Order:1

Negotiable

Type:Other

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Baoding Faithful Industry Co., Ltd.

Sales: 1.24hours to reply your E-mail 2.Market information trend share with customers Suggestion for purchase decision Reputation: 1.Implementing contract terms strictly 2.Timely solve any discrepancy or goods claims Take our responsibility for loss

Natural Pueraria Root Extract Puerarin Powder, CAS 3681-99-0 with High Quality and Best Price

Cas:3681-99-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Factory Price API 99% Puerarin 3681-99-0 GMP Manufacturer

Cas:3681-99-0

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

Kudzu Root Extract

Cas:3681-99-0

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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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

Puerarin

Cas:3681-99-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Hubei DiBo chemical co., LTD

Name:Puerarin CAS NO:3681-99-0 Grade:Medical, scientific research and export Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data storage Security without vulnerability Product Technolo

Puerarin CAS:3681-99-0 Chinese manufacturers high-quality

Cas:3681-99-0

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

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Henan Tianfu Chemical Co., Ltd.

Puerarin Basic information Product Name: Puerarin Synonyms: DAIDZEIN-8-C-GLUCOSIDE;8-GLUCOSYLDAIDZEIN;7-HYDROXY-3-[4-HYDROXYPHENYL]-1-BENZOPYRAN-4-ONE 8-[BETA-D-GLUCOPYRANOSIDE;7,4'-

TIANFU-CHEM CAS:3681-99-0 Puerarin

Cas:3681-99-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Density: 1.614 ± 0.06 g/cm3 (Predicted) Melting point: 187-189 ° C Boiling point: 688.0 ± 55.0 ° C (Predicted) Flash point: 245.1 ° C Solubility in DMSO or DMF Slightly double in water or ethanol Steam pressure: 7.06E-20mmHg

Puerarin 3681-99-0

Cas:3681-99-0

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

Top Purity CAS 3681-99-0 with fast shipping

Cas:3681-99-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Name: Pueraria Root Extract Synonyms: Kudzu Root extract CAS: 3681-99-0 MF: C21H20O9 Appearance:White powder Storage:Store in cool and dry place, away from sun light. Package:25kg/drum Application: APIs Transportation:By sea or by air Port:

Pueraria Root Extract

Cas:3681-99-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Hubei Langyou International Trading Co., Ltd

Our Adwantage: 1.We have stock so we can delivery quickly at the very day when receive the payment. 2.Best price, first class service, high successful delivery rate. A discount would be given when you make a large order. 3.High quality gua

Pharmaceutical Intermediate CAS 3681-99-0 Puerarin Powder 99%min

Cas:3681-99-0

Min.Order:10 Gram

Negotiable

Type:Other

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HANWAYS CHEMPHARM CO.,LIMITED

Hanways chempharm is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The marketing department is located in Wuhan. We have two GMP facilities in Hubei Pr

Puerarin, 99% Wild Mint Extract osthol CAS: 3681-99-0, 98% (HPLC) , White Powder (98%)

Cas:3681-99-0

Min.Order:1 Kilogram

FOB Price: $20.0 / 40.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients 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 Specialized

Puerarin 3681-99-0

Cas:3681-99-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Supply Pueraria Mirifica Extract Puerarin 10%~98% Kudzu Root Extract Puerarin powder

Cas:3681-99-0

Min.Order:10 Gram

FOB Price: $3.5

Type:Trading Company

inquiry

Baoji Guokang Healthchem co.,ltd

Product Name:green coffee bean extract Latin Name:Semen Phaseoli Test Method:HPLC Specification:10%-70% Active ingredient:Chlorogenic acid Appearance:fine yellow brown powder Molecular formula:C16H18O9 Grade:Food and Pharm grade Ex

Pueraria Extract Powder Flavones 40% Kudzu Root Powder 3681-99-0

Cas:3681-99-0

Min.Order:1 Gram

FOB Price: $30.0 / 40.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Beluga chemical professional supply High quality Puerarin CAS 3681-99-0 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabilities. 2. Made in China and exp

High quality Puerarin CAS 3681-99-0

Cas:3681-99-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

Puerarin

Cas:3681-99-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Wonda Pharm Limited

1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products with competitive pric

Hot Sale Kudzu Extract Pueraria Root Extract 98% CAS 3681-99-0 Puerarin

Cas:3681-99-0

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

Puerarin

Cas:3681-99-0

Min.Order:1 Kilogram

FOB Price: $10.0 / 100.0

Type:Lab/Research institutions

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

1.Free sample(10-20g or enough to detection) and Unconditional assume respons 2.100% Natural porduct, without any synthetize ingredient 3.Manufacturer direct supply, provide OEM, R&D service 4.ISO/HACCP/KOSHER/GMP/FDA 5.Leading plant ex

CAS No.3681-99-0 Puerarin

Cas:3681-99-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Synthetic route

7-hydroxy-4'-methoxy-8-C-(2,3,4,6-tetra-O-benzyl-β-D-glucocopyranosyl)isoflavone

7-hydroxy-4'-methoxy-8-C-(2,3,4,6-tetra-O-benzyl-β-D-glucocopyranosyl)isoflavone

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
Stage #1: 7-hydroxy-4'-methoxy-8-C-(2,3,4,6-tetra-O-benzyl-β-D-glucocopyranosyl)isoflavone With boron tribromide In dichloromethane at -78℃; for 0.5h; Inert atmosphere;
Stage #2: With methanol In dichloromethane at 0℃; for 0.0833333h; Inert atmosphere;
95%
6-[7-hydroxy-3-(4-hydroxy-phenyl)-4-oxo-4H-chromen-8-yl]-3,4,5-tris-trimethyl-silanyloxy-tetrahydro-pyran-2-carbaldehyde
1029605-74-0

6-[7-hydroxy-3-(4-hydroxy-phenyl)-4-oxo-4H-chromen-8-yl]-3,4,5-tris-trimethyl-silanyloxy-tetrahydro-pyran-2-carbaldehyde

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
Stage #1: 6-[7-hydroxy-3-(4-hydroxy-phenyl)-4-oxo-4H-chromen-8-yl]-3,4,5-tris-trimethyl-silanyloxy-tetrahydro-pyran-2-carbaldehyde With sodium tetrahydroborate In tetrahydrofuran; ethanol at 0℃; for 0.166667h;
Stage #2: With hydrogenchloride In tetrahydrofuran; ethanol at 0 - 20℃; for 0.25h; Further stages.;
75%
4',7-di-O-benzyldaidzein 8-C-β-D-(2,3,4,6-tetra-O-benzylglucoside)
1242241-66-2

4',7-di-O-benzyldaidzein 8-C-β-D-(2,3,4,6-tetra-O-benzylglucoside)

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
With boron tribromide In dichloromethane at -78 - 20℃; Inert atmosphere;71%
4',7-di-O-methyl-puerarin
69655-50-1

4',7-di-O-methyl-puerarin

A

puerarin
3681-99-0

puerarin

B

7-O-methylpuerarin

7-O-methylpuerarin

Conditions
ConditionsYield
With trimethylsilyl iodide In acetonitrile for 120h; Heating;A 35%
B 39%
Malonic acid mono-{(2R,3S,4R,5R,6S)-3,4,5-trihydroxy-6-[7-hydroxy-3-(4-hydroxy-phenyl)-4-oxo-4H-chromen-8-yl]-tetrahydro-pyran-2-ylmethyl} ester
147899-32-9

Malonic acid mono-{(2R,3S,4R,5R,6S)-3,4,5-trihydroxy-6-[7-hydroxy-3-(4-hydroxy-phenyl)-4-oxo-4H-chromen-8-yl]-tetrahydro-pyran-2-ylmethyl} ester

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
With sodium hydroxide; water Ambient temperature;
Acetic acid (2S,3S,4R,5R,6R)-4,5-diacetoxy-2-{2-acetoxy-6-methoxy-3-[(E)-3-(4-methoxy-phenyl)-acryloyl]-phenyl}-6-acetoxymethyl-tetrahydro-pyran-3-yl ester
69667-95-4

Acetic acid (2S,3S,4R,5R,6R)-4,5-diacetoxy-2-{2-acetoxy-6-methoxy-3-[(E)-3-(4-methoxy-phenyl)-acryloyl]-phenyl}-6-acetoxymethyl-tetrahydro-pyran-3-yl ester

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: Tl(NO3)3; trimethyl orthoformate / methanol
1.2: 84 percent / aq. HCl / methanol / Heating
2.1: 35 percent / Me3SiI / acetonitrile / 120 h / Heating
View Scheme
8-C-β-glucofuranosyl-7,4'-dihydroxyisoflavone

8-C-β-glucofuranosyl-7,4'-dihydroxyisoflavone

A

8-C-α-glucofuranosyl-7,4'-dihydroxyisoflavone

8-C-α-glucofuranosyl-7,4'-dihydroxyisoflavone

B

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
With hydrogenchloride; water In methanol for 1h; Reflux;
4-(4-methoxyphenethyl)-6-tert-butyl-2-C-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-1,3-dihydroxybenzene

4-(4-methoxyphenethyl)-6-tert-butyl-2-C-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-1,3-dihydroxybenzene

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: sodium dithionite; trifluoroacetic acid / 11 h / 20 °C
2.1: acetic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone / water / 14 h / 20 °C
3.1: trichlorophosphate / 0.25 h / 10 °C
3.2: 6 h / 70 °C
4.1: boron tribromide / dichloromethane / 0.5 h / -78 °C / Inert atmosphere
4.2: 0.08 h / 0 °C / Inert atmosphere
View Scheme
4-(4-methoxyphenethyl)-6-tert-butylbenzene-1,3-diol

4-(4-methoxyphenethyl)-6-tert-butylbenzene-1,3-diol

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: trimethylsilyl trifluoromethanesulfonate / dichloromethane / 12 h / 0 - 20 °C / Inert atmosphere; Molecular sieve
2.1: sodium dithionite; trifluoroacetic acid / 11 h / 20 °C
3.1: acetic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone / water / 14 h / 20 °C
4.1: trichlorophosphate / 0.25 h / 10 °C
4.2: 6 h / 70 °C
5.1: boron tribromide / dichloromethane / 0.5 h / -78 °C / Inert atmosphere
5.2: 0.08 h / 0 °C / Inert atmosphere
View Scheme
2,3,4,6-tetra-O-benzyl-D-glucopyranosyl 1-(N-phenyl)-2,2,2-trifluoroacetimidate
339276-14-1

2,3,4,6-tetra-O-benzyl-D-glucopyranosyl 1-(N-phenyl)-2,2,2-trifluoroacetimidate

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: trimethylsilyl trifluoromethanesulfonate / dichloromethane / 12 h / 0 - 20 °C / Inert atmosphere; Molecular sieve
2.1: sodium dithionite; trifluoroacetic acid / 11 h / 20 °C
3.1: acetic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone / water / 14 h / 20 °C
4.1: trichlorophosphate / 0.25 h / 10 °C
4.2: 6 h / 70 °C
5.1: boron tribromide / dichloromethane / 0.5 h / -78 °C / Inert atmosphere
5.2: 0.08 h / 0 °C / Inert atmosphere
View Scheme
4-(4-methoxyphenethyl)-2-C-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-1,3-dihydroxybenzene

4-(4-methoxyphenethyl)-2-C-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-1,3-dihydroxybenzene

puerarin
3681-99-0

puerarin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: acetic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone / water / 14 h / 20 °C
2.1: trichlorophosphate / 0.25 h / 10 °C
2.2: 6 h / 70 °C
3.1: boron tribromide / dichloromethane / 0.5 h / -78 °C / Inert atmosphere
3.2: 0.08 h / 0 °C / Inert atmosphere
View Scheme
puerarin
3681-99-0

puerarin

C21H24O8

C21H24O8

Conditions
ConditionsYield
With hydrogen; palladium(II) hydroxide In methanol at 20℃; for 4h;95%
6-bromo-hexanoic acid ethyl ester
25542-62-5

6-bromo-hexanoic acid ethyl ester

puerarin
3681-99-0

puerarin

7-O-[5-(ethoxycarbonyl)pentyl]puerarin

7-O-[5-(ethoxycarbonyl)pentyl]puerarin

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 6h; Williamson synthesis;91.14%
diethyl sulfate
64-67-5

diethyl sulfate

puerarin
3681-99-0

puerarin

4',7-diethylpuerarin

4',7-diethylpuerarin

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; for 4h;91%
puerarin
3681-99-0

puerarin

N-Trimethylsilylacetamide
13435-12-6

N-Trimethylsilylacetamide

7-hydroxy-3-(4-trimethylsilanyloxy-phenyl)-8-(3,4,5-tris-trimethylsilanyloxy-6-trimethylsilanyloxy-methyl-tetrahydro-pyran-2-yl)-chromen-4-one
1029605-66-0

7-hydroxy-3-(4-trimethylsilanyloxy-phenyl)-8-(3,4,5-tris-trimethylsilanyloxy-6-trimethylsilanyloxy-methyl-tetrahydro-pyran-2-yl)-chromen-4-one

Conditions
ConditionsYield
at 175℃; for 0.25h;86%
1-iodo-1-propyne
624-66-8

1-iodo-1-propyne

puerarin
3681-99-0

puerarin

methyl iodide
74-88-4

methyl iodide

4'-n-propyl-7-methylpuerarin

4'-n-propyl-7-methylpuerarin

Conditions
ConditionsYield
Stage #1: 1-iodo-1-propyne; puerarin With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; for 4h;
Stage #2: methyl iodide In N,N-dimethyl-formamide at 20℃; for 12h;
85%
puerarin
3681-99-0

puerarin

3-(2,4-dihydroxy-3-C-β-D-glucosylphenyl)-4-(4-dihydroxyphenyl)-1H-pyrazole

3-(2,4-dihydroxy-3-C-β-D-glucosylphenyl)-4-(4-dihydroxyphenyl)-1H-pyrazole

Conditions
ConditionsYield
With hydrazine hydrate In ethanol at 90℃;82%
phosphonic acid diethyl ester
762-04-9

phosphonic acid diethyl ester

puerarin
3681-99-0

puerarin

C25H29O12P

C25H29O12P

Conditions
ConditionsYield
With triethylamine In methanol; tetrachloromethane at 20℃; Atherton-Todd reaction;75%
chloroacetyl chloride
79-04-9

chloroacetyl chloride

puerarin
3681-99-0

puerarin

C23H21ClO10

C23H21ClO10

Conditions
ConditionsYield
With pyridine In chloroform at 0 - 28℃; for 22h; Temperature;72.4%
benzaldehyde
100-52-7

benzaldehyde

puerarin
3681-99-0

puerarin

4'',6''-O-benzylidenepuerarin
934696-18-1

4'',6''-O-benzylidenepuerarin

Conditions
ConditionsYield
With zinc(II) chloride at 20℃; for 3h;70%
With toluene-4-sulfonic acid In acetone at 0 - 20℃;48%
bis(N-pyrrolidinyl)methane
7309-47-9

bis(N-pyrrolidinyl)methane

puerarin
3681-99-0

puerarin

C26H29NO9

C26H29NO9

Conditions
ConditionsYield
With pyridine; hydrogenchloride In methanol; water at 120℃; for 5h; Reagent/catalyst;70%
2-(4-bromobutyl)isoindoline-1,3-dione
5394-18-3

2-(4-bromobutyl)isoindoline-1,3-dione

puerarin
3681-99-0

puerarin

2-{4-[3-(4-Hydroxy-phenyl)-4-oxo-8-((2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yl)-4H-chromen-7-yloxy]-butyl}-isoindole-1,3-dione

2-{4-[3-(4-Hydroxy-phenyl)-4-oxo-8-((2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yl)-4H-chromen-7-yloxy]-butyl}-isoindole-1,3-dione

Conditions
ConditionsYield
With potassium hydroxide In acetone for 72h; Williamson synthesis; Heating;69%
pivaloyl chloride
3282-30-2

pivaloyl chloride

puerarin
3681-99-0

puerarin

7-O-pivalyl puerarin
934696-09-0

7-O-pivalyl puerarin

Conditions
ConditionsYield
With potassium carbonate In acetone at 20℃;69%
bis-(diethylamino)methane
102-53-4

bis-(diethylamino)methane

puerarin
3681-99-0

puerarin

3',5'-methylene-diethylamine-puerarin

3',5'-methylene-diethylamine-puerarin

Conditions
ConditionsYield
With pyridine; hydrogenchloride In methanol; water at 80℃; for 6h; Reagent/catalyst;67%
diisopropyl hydrogenphosphonate
1809-20-7

diisopropyl hydrogenphosphonate

puerarin
3681-99-0

puerarin

C27H33O12P

C27H33O12P

Conditions
ConditionsYield
With triethylamine In methanol; tetrachloromethane at 20℃; Atherton-Todd reaction;66.7%
bis(N-pyrrolidinyl)methane
7309-47-9

bis(N-pyrrolidinyl)methane

puerarin
3681-99-0

puerarin

3'-methylene-morpholine-puerarin

3'-methylene-morpholine-puerarin

Conditions
ConditionsYield
With pyridine; hydrogenchloride In methanol; water at 100℃; for 8h; Reagent/catalyst;65%
bis-(dimethylamino)methane
51-80-9

bis-(dimethylamino)methane

puerarin
3681-99-0

puerarin

3'-methylene-dimethylamine-puerarin

3'-methylene-dimethylamine-puerarin

Conditions
ConditionsYield
With pyridine; hydrogenchloride In methanol; water at 60℃; for 4h; Reagent/catalyst;65%
puerarin
3681-99-0

puerarin

C21H17(2)H3O9

C21H17(2)H3O9

Conditions
ConditionsYield
Stage #1: puerarin With [D]-sodium hydroxide; platinum on activated charcoal; water-d2 at 130℃; for 8h; Inert atmosphere;
Stage #2: With formic acid at 130℃; for 1h; Inert atmosphere;
65%
succinic acid anhydride
108-30-5

succinic acid anhydride

puerarin
3681-99-0

puerarin

C25H23O12(1-)*Na(1+)

C25H23O12(1-)*Na(1+)

Conditions
ConditionsYield
With dmap In dichloromethane for 24h; Reflux;63.3%
acetyl chloride
75-36-5

acetyl chloride

puerarin
3681-99-0

puerarin

7-O-acetyl puerarin
934696-10-3

7-O-acetyl puerarin

Conditions
ConditionsYield
With potassium carbonate In acetone at 20℃;63%
C6H13ClN2O

C6H13ClN2O

puerarin
3681-99-0

puerarin

C27H32N2O10

C27H32N2O10

Conditions
ConditionsYield
With sodium hydrogencarbonate In dichloromethane at 10℃; for 24h;62%
diisobutyl phosphite
1189-24-8

diisobutyl phosphite

puerarin
3681-99-0

puerarin

C29H37O12P

C29H37O12P

Conditions
ConditionsYield
With triethylamine In methanol; tetrachloromethane at 20℃; Atherton-Todd reaction;61.7%
O-[(α-D-mannopyranosyl)-(1->6)-(α-D-mannopyranosyl)-(1->3)-β-D-mannopyranosyl]-(1->4)-(1,2-dideoxy-α-D-glucopyrano)-[2,1-d]-2-methyloxazoline
861695-58-1

O-[(α-D-mannopyranosyl)-(1->6)-(α-D-mannopyranosyl)-(1->3)-β-D-mannopyranosyl]-(1->4)-(1,2-dideoxy-α-D-glucopyrano)-[2,1-d]-2-methyloxazoline

puerarin
3681-99-0

puerarin

C47H63NO29
1093135-90-0

C47H63NO29

Conditions
ConditionsYield
With endo-β-N-acetylglucosaminidase from Arthrobactor protophormiae In dimethyl sulfoxide at 23℃; for 2h; pH=7.0; aq. phosphate buffer; Enzymatic reaction;60%
2-Methoxypropene
116-11-0

2-Methoxypropene

puerarin
3681-99-0

puerarin

C24H24O9
934696-19-2

C24H24O9

Conditions
ConditionsYield
With toluene-4-sulfonic acid In acetone at 0 - 20℃;59%
di-n-propyl phosphonate
1809-21-8

di-n-propyl phosphonate

puerarin
3681-99-0

puerarin

C27H33O12P

C27H33O12P

Conditions
ConditionsYield
With triethylamine In methanol; tetrachloromethane at 20℃; Atherton-Todd reaction;58.3%
di(N-piperidinyl)methane
880-09-1

di(N-piperidinyl)methane

puerarin
3681-99-0

puerarin

3'-methylene-hexahydropyridine-puerarin

3'-methylene-hexahydropyridine-puerarin

Conditions
ConditionsYield
With pyridine; hydrogenchloride In methanol; water at 80℃; for 8h; Reagent/catalyst;56%
dibutyl hydrogen phosphite
1809-19-4

dibutyl hydrogen phosphite

puerarin
3681-99-0

puerarin

C29H37O12P

C29H37O12P

Conditions
ConditionsYield
With triethylamine In methanol; tetrachloromethane at 20℃; Atherton-Todd reaction;53.3%
methyl chloroformate
79-22-1

methyl chloroformate

puerarin
3681-99-0

puerarin

10-O-methoxyformyl puerarin
934696-16-9

10-O-methoxyformyl puerarin

Conditions
ConditionsYield
With potassium carbonate In acetone at 20℃;53%
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