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Qingdao Beluga Import and Export Co., LTD

SL0101 CAS:77307-50-7 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 organic intermediates, st

SL0101 CAS:77307-50-7

Cas:77307-50-7

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

SL0101

Cas:77307-50-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Zibo Hangyu Biotechnology Development Co., Ltd

Zibo 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

Kaempferol-3-o-(3,4-di-o-acetyl-alpha-l-rhamnopyranoside)

Cas:77307-50-7

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services：A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

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

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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BOC Sciences

GMP factory Packing with pallet as buyer's special request Best service after shipment with e-mail Cargos together with container sales seervice available Api, inhibitor, and fine chemicals for more than 6 years. Application:

SL0101 cas 77307-50-7

Cas:77307-50-7

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

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ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Trading Company

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Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Chungking Joyinchem Co., Ltd.

Joyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chemical corporations and importers from all over the world. Our services include:-Spot goods-Contract manufacturing-Custom

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Nanjing Raymon Biotech Co., Ltd.

SL0101Appearance:Off white to slight yellow solid Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation:By Sea,by Air,By courier like DHL or Fed

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai PotentPharm Science and Technology Co.,Ltd

1 good quality, better price and bettter service；2 Timely delivery；3 100% refunded if parcel is t delivered or poor quality.We will try to satisfy you upon receipt of your reply. I hope that we can become a long-term cooperative partner. Application:

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Finetech Industry Limited

FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the SL0101, CAS:77307-50-7 with the most competitive price and the best quality. We can o

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Trading Company

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Wuxi Morality Chemical Co., Ltd

Do best quality products, erect the morality model Application:please email us, thanks

SL 0101-1;3-[(3,4-Di-O-acetyl-6-deoxy-α-L-Mannopyranosyl)oxy]-5,7-dihydro-2-(4-hydroxyphenyl)-4H-1benzopyran-4-one

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Other

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ZHENFEI INDUSTRY CO.,LTD

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Shanghai Caerulum Pharma Discovery Co.,Ltd

Shanghai Caerulum Pharma Discovery was established in 2012 as an integrated CRO (Contract Research Organization), providing professional chemical services. As a customer-oriented company, Caerulum Pharma Discovery has distinguished itself from others

SL0101, 77307-50-7

Cas:77307-50-7

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Ruishun Trade Co.,Ltd

Supply top quality products with a reasonable price Application:api

77307-50-7

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemical Co.Ltd

SL0101Appearance:Off white to slight yellow solid Storage:Stored in shaded, cool and dry places Package:1L 5L 10L 25L bottle Application:pharma intermediate Transportation:Handle with cares to avoid damaging the packages. Protect them from sunshine o

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Toroma Organics Ltd.

SL0101

Cas:77307-50-7

Min.Order:0

Negotiable

Type:

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Synthetic route

5,7-bis(benzyloxy)-2-(4-benzyloxyphenyl)-3-[3,4-di-O-acetyl-2-O-benzyl-α-L-rhamnopyranosyloxy]-4H-chromen-4-one
849938-27-8

5,7-bis(benzyloxy)-2-(4-benzyloxyphenyl)-3-[3,4-di-O-acetyl-2-O-benzyl-α-L-rhamnopyranosyloxy]-4H-chromen-4-one

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
With hydrogen; palladium dihydroxide In tetrahydrofuran; methanol for 1h;94%
With hydrogen; palladium hydroxide on carbon In tetrahydrofuran; methanol for 1h;94%
(2S,3S,4S,5R,6S)-6-((5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4-oxo-4H-chromen-3- yl)oxy)-5-hydroxy-2-methyltetrahydro-2H-pyran-3,4-diyl diacetate
916069-08-4

(2S,3S,4S,5R,6S)-6-((5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4-oxo-4H-chromen-3- yl)oxy)-5-hydroxy-2-methyltetrahydro-2H-pyran-3,4-diyl diacetate

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene In toluene at 0℃; for 1h;91%
tert-butyl ((2S,6S)-6-methyl-5-oxo-5,6-dihydro-2H-pyran-2-yl) carbonate
865484-73-7

tert-butyl ((2S,6S)-6-methyl-5-oxo-5,6-dihydro-2H-pyran-2-yl) carbonate

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1.1: 85 percent / PPh3 / Pd2(dba)3*CHCl3 / CH2Cl2 / 3 h / 0 °C
2.1: 73 percent / NaBH4 / CH2Cl2; methanol / 3 h / -78 °C
3.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
4.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
5.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
5.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
6.1: 62 percent / DBU / toluene / 1 h / 0 °C
7.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-3-hydroxy-4H-chromen-4-one
23405-70-1

5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-3-hydroxy-4H-chromen-4-one

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1.1: 85 percent / PPh3 / Pd2(dba)3*CHCl3 / CH2Cl2 / 3 h / 0 °C
2.1: 73 percent / NaBH4 / CH2Cl2; methanol / 3 h / -78 °C
3.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
4.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
5.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
5.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
6.1: 62 percent / DBU / toluene / 1 h / 0 °C
7.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
Multi-step reaction with 2 steps
1: 60 percent / Ag2O / CH2Cl2 / 4 h / 20 °C
2: 94 percent / H2 / Pd(OH)2/C / tetrahydrofuran; methanol / 1 h
View Scheme
3-((2S,6S)-5,6-dihydro-6-methyl-5-oxo-2H-pyran-2-yloxy)-5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4H-chromen-4-one
916069-02-8

3-((2S,6S)-5,6-dihydro-6-methyl-5-oxo-2H-pyran-2-yloxy)-5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4H-chromen-4-one

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: 73 percent / NaBH4 / CH2Cl2; methanol / 3 h / -78 °C
2.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
3.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
4.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
4.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
5.1: 62 percent / DBU / toluene / 1 h / 0 °C
6.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
3-((2S,5R,6S)-5,6-dihydro-5-hydroxy-6-methyl-2H-pyran-2-yloxy)-5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4H-chromen-4-one
916069-03-9

3-((2S,5R,6S)-5,6-dihydro-5-hydroxy-6-methyl-2H-pyran-2-yloxy)-5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4H-chromen-4-one

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
2.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
3.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
3.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
4.1: 62 percent / DBU / toluene / 1 h / 0 °C
5.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
6-(5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4-oxo-4H-chromen-3-yloxy)-3,6-dihydro-2-methyl-2H-pyran-3-yl acetate
916069-05-1

6-(5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4-oxo-4H-chromen-3-yloxy)-3,6-dihydro-2-methyl-2H-pyran-3-yl acetate

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
2.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
2.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
3.1: 62 percent / DBU / toluene / 1 h / 0 °C
4.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
(2S,3R,4S,5R,6S)-6-((5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4-oxo-4H-chromen-3-yl)oxy)-4,5-dihydroxy-2-methyltetrahydro-2H-pyran-3-yl acetate
916069-06-2

(2S,3R,4S,5R,6S)-6-((5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4-oxo-4H-chromen-3-yl)oxy)-4,5-dihydroxy-2-methyltetrahydro-2H-pyran-3-yl acetate

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
1.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
2.1: 62 percent / DBU / toluene / 1 h / 0 °C
3.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
(2S,3R,4R,5R,6S)-2-((5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4-oxo-4H-chromen-3-yl)oxy)-4-hydroxy-6-methyltetrahydro-2H-pyran-3,5-diyl diacetate
916069-07-3

(2S,3R,4R,5R,6S)-2-((5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4-oxo-4H-chromen-3-yl)oxy)-4-hydroxy-6-methyltetrahydro-2H-pyran-3,5-diyl diacetate

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 62 percent / DBU / toluene / 1 h / 0 °C
2: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
1-(2-furyl)-1-ethanone
1192-62-7

1-(2-furyl)-1-ethanone

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 10 steps
1.1: 92 percent / formic acid; Et3N / (R)-Ru(η6-mesitylene)-(S,S)-TsDPEN / CH2Cl2 / 24 h / 20 °C
2.1: 90 percent / NaHCO3; NaOAc*3H2O; NBS / tetrahydrofuran; H2O / 1 h / 0 °C
3.1: 60 percent / DMAP / CH2Cl2 / 12 h / -78 °C
4.1: 85 percent / PPh3 / Pd2(dba)3*CHCl3 / CH2Cl2 / 3 h / 0 °C
5.1: 73 percent / NaBH4 / CH2Cl2; methanol / 3 h / -78 °C
6.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
7.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
8.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
8.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
9.1: 62 percent / DBU / toluene / 1 h / 0 °C
10.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4H-chromen-4-one
96333-59-4

5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-4H-chromen-4-one

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1.1: DMSO; 3 Angstroem molecular sieves / acetone; CH2Cl2 / -20 - 0 °C
1.2: 50 percent / TsOH*H2O / CH2Cl2 / 1 h / 20 °C
2.1: 85 percent / PPh3 / Pd2(dba)3*CHCl3 / CH2Cl2 / 3 h / 0 °C
3.1: 73 percent / NaBH4 / CH2Cl2; methanol / 3 h / -78 °C
4.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
5.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
6.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
6.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
7.1: 62 percent / DBU / toluene / 1 h / 0 °C
8.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
Multi-step reaction with 3 steps
1.1: DMDO / CH2Cl2; acetone / 0 °C
1.2: 78 percent Turnov. / pTsOH / CH2Cl2 / 0.5 h / 0 °C
2.1: 60 percent / Ag2O / CH2Cl2 / 4 h / 20 °C
3.1: 94 percent / H2 / Pd(OH)2/C / tetrahydrofuran; methanol / 1 h
View Scheme
5,7-Dihydroxy-2-(4-hydroxy-phenyl)-chroman-4-on
480-41-1

5,7-Dihydroxy-2-(4-hydroxy-phenyl)-chroman-4-on

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 10 steps
1.1: 75 percent / K2CO3 / acetone / 6 h / Heating
2.1: 76 percent / I2 / dimethylsulfoxide / 24 h / 110 °C
3.1: DMSO; 3 Angstroem molecular sieves / acetone; CH2Cl2 / -20 - 0 °C
3.2: 50 percent / TsOH*H2O / CH2Cl2 / 1 h / 20 °C
4.1: 85 percent / PPh3 / Pd2(dba)3*CHCl3 / CH2Cl2 / 3 h / 0 °C
5.1: 73 percent / NaBH4 / CH2Cl2; methanol / 3 h / -78 °C
6.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
7.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
8.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
8.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
9.1: 62 percent / DBU / toluene / 1 h / 0 °C
10.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
L-aculose
247244-65-1

L-aculose

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1.1: 60 percent / DMAP / CH2Cl2 / 12 h / -78 °C
2.1: 85 percent / PPh3 / Pd2(dba)3*CHCl3 / CH2Cl2 / 3 h / 0 °C
3.1: 73 percent / NaBH4 / CH2Cl2; methanol / 3 h / -78 °C
4.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
5.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
6.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
6.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
7.1: 62 percent / DBU / toluene / 1 h / 0 °C
8.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
(S)-1-(2-furanyl)ethanol
4208-64-4, 27948-61-4, 106565-48-4, 112653-32-4

(S)-1-(2-furanyl)ethanol

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 9 steps
1.1: 90 percent / NaHCO3; NaOAc*3H2O; NBS / tetrahydrofuran; H2O / 1 h / 0 °C
2.1: 60 percent / DMAP / CH2Cl2 / 12 h / -78 °C
3.1: 85 percent / PPh3 / Pd2(dba)3*CHCl3 / CH2Cl2 / 3 h / 0 °C
4.1: 73 percent / NaBH4 / CH2Cl2; methanol / 3 h / -78 °C
5.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
6.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
7.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
7.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
8.1: 62 percent / DBU / toluene / 1 h / 0 °C
9.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
(E)-1-(2,4-bis(benzyloxy)-6-hydroxyphenyl)-3-(4-(benzyloxy)phenyl)prop-2-en-1-one
88607-79-8

(E)-1-(2,4-bis(benzyloxy)-6-hydroxyphenyl)-3-(4-(benzyloxy)phenyl)prop-2-en-1-one

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 9 steps
1.1: 76 percent / I2 / dimethylsulfoxide / 24 h / 110 °C
2.1: DMSO; 3 Angstroem molecular sieves / acetone; CH2Cl2 / -20 - 0 °C
2.2: 50 percent / TsOH*H2O / CH2Cl2 / 1 h / 20 °C
3.1: 85 percent / PPh3 / Pd2(dba)3*CHCl3 / CH2Cl2 / 3 h / 0 °C
4.1: 73 percent / NaBH4 / CH2Cl2; methanol / 3 h / -78 °C
5.1: 156 mg / pyridine; DMAP / CH2Cl2 / 1 h / 0 °C
6.1: 77 percent / OsO4; NMO / 2-methyl-propan-2-ol; H2O / 24 h / 0 °C
7.1: p-TsOH*H2O / CH2Cl2 / 0.25 h / 0 °C
7.2: 99 percent / aq. HOAc / CH2Cl2 / 0.25 h / 0 °C
8.1: 62 percent / DBU / toluene / 1 h / 0 °C
9.1: 91 percent / DBU / toluene / 1 h / 0 °C
View Scheme
Multi-step reaction with 4 steps
1.1: 72 percent / I2 / dimethylsulfoxide / 140 °C
2.1: DMDO / CH2Cl2; acetone / 0 °C
2.2: 78 percent Turnov. / pTsOH / CH2Cl2 / 0.5 h / 0 °C
3.1: 60 percent / Ag2O / CH2Cl2 / 4 h / 20 °C
4.1: 94 percent / H2 / Pd(OH)2/C / tetrahydrofuran; methanol / 1 h
View Scheme
phenyl 2-O-benzyl-1-thio-α-L-rhamnopyranoside
849938-16-5

phenyl 2-O-benzyl-1-thio-α-L-rhamnopyranoside

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 100 percent / Et3N; DMAP / CH2Cl2 / 20 °C
2: 84 percent / Br2 / CH2Cl2 / 1 h / 0 °C
3: 60 percent / Ag2O / CH2Cl2 / 4 h / 20 °C
4: 94 percent / H2 / Pd(OH)2/C / tetrahydrofuran; methanol / 1 h
View Scheme
3,4-di-O-acetyl-2-O-benzyl-α-L-rhamnopyranosyl bromide
849938-23-4

3,4-di-O-acetyl-2-O-benzyl-α-L-rhamnopyranosyl bromide

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 60 percent / Ag2O / CH2Cl2 / 4 h / 20 °C
2: 94 percent / H2 / Pd(OH)2/C / tetrahydrofuran; methanol / 1 h
View Scheme
phenyl 3,4-di-O-acetyl-2-O-benzyl-1-thio-α-L-rhamnopyranoside
849938-20-1

phenyl 3,4-di-O-acetyl-2-O-benzyl-1-thio-α-L-rhamnopyranoside

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 84 percent / Br2 / CH2Cl2 / 1 h / 0 °C
2: 60 percent / Ag2O / CH2Cl2 / 4 h / 20 °C
3: 94 percent / H2 / Pd(OH)2/C / tetrahydrofuran; methanol / 1 h
View Scheme
naringenin
480-41-1

naringenin

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: 81 percent / K2CO3 / acetone / Heating
2.1: 72 percent / I2 / dimethylsulfoxide / 140 °C
3.1: DMDO / CH2Cl2; acetone / 0 °C
3.2: 78 percent Turnov. / pTsOH / CH2Cl2 / 0.5 h / 0 °C
4.1: 60 percent / Ag2O / CH2Cl2 / 4 h / 20 °C
5.1: 94 percent / H2 / Pd(OH)2/C / tetrahydrofuran; methanol / 1 h
View Scheme
C85H88O11Si3

C85H88O11Si3

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

C89H96O12Si4

C89H96O12Si4

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride In tetrahydrofuran
acetic anhydride
108-24-7

acetic anhydride

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Acetic acid (2S,3R,4R,5S,6S)-4,5-diacetoxy-2-[7-acetoxy-2-(4-acetoxy-phenyl)-5-hydroxy-4-oxo-4H-chromen-3-yloxy]-6-methyl-tetrahydro-pyran-3-yl ester

Acetic acid (2S,3R,4R,5S,6S)-4,5-diacetoxy-2-[7-acetoxy-2-(4-acetoxy-phenyl)-5-hydroxy-4-oxo-4H-chromen-3-yloxy]-6-methyl-tetrahydro-pyran-3-yl ester

Conditions
ConditionsYield
With pyridine at 23℃; for 1h;
acetic anhydride
108-24-7

acetic anhydride

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

Peracetylated-SL0101
72165-31-2

Peracetylated-SL0101

Conditions
ConditionsYield
With pyridine
Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)
77307-50-7

Kaempferol-3-O-(3,4-O-diacetyl-α-L-rhamnopyranoside)

kaempferol 3-rhamnoside
482-39-3, 22334-39-0, 28978-08-7

kaempferol 3-rhamnoside

Conditions
ConditionsYield
With sodium hydroxide In methanol at 23℃; for 0.333333h;9 mg
With potassium carbonate In methanol

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