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Antimex Chemical Limied

Our advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel ca

5a-hydroxy Laxogenin CAS 56786-63-1

Cas:56786-63-1

Min.Order:1 Metric Ton

FOB Price: $300.0

Type:Lab/Research institutions

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Hubei Vanz Pharm Co.,Ltd

Product advantage: Direct supplier--Vanz pharm High quality--Quality guaranteed Well packed--2 layer PE bag+Aluminum foil bag Service advantage: Pre-sale service 1. Technical consultancy, to help customer know about the properties, features,

purity 99% 5A-Hydroxy Laxogenin CAS 56786-63-1 for Muscle Gain

Cas:56786-63-1

Min.Order:1 Kilogram

FOB Price: $850.0 / 1400.0

Type:Manufacturers

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Suzhou MyLand Pharm&Nutrition Inc.

Product name 5a-Hydroxy lxogenin Other name 5A-hydroxy lacosgenin CAS No. 56786-63-1 Molecular formula C27H42O5 Molecular wei

Best price 5a-hydroxy Laxogenin 98%min promote delievery for antioxidant and anti-aging

Cas:56786-63-1

Min.Order:1 Kilogram

FOB Price: $800.0

Type:Lab/Research institutions

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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 competi

Top Quality 5a-Hydroxy Laxogenin// 5-Alpha-Hydroxy Laxogenin//

Cas:56786-63-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Hebei yanxi chemical co.,LTD.

Hebei yanxi chemical co., LTD is a professional research, development and production 2-phenylacetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environ

5a-hydroxy laxogenin manufacturer high quality CAS NO.56786-63-1

Cas:56786-63-1

Min.Order:100 Gram

FOB Price: $2.0

Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; ...... Appearance:White powder Storage:Store at RT. Package:100g/bottle; 1kg/fo

Manufacturer supply 5a-hydroxy Laxogenin CAS 56786-63-1 with good quality

Cas:56786-63-1

Min.Order:100 Gram

FOB Price: $1.5 / 3.0

Type:Trading Company

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Kono Chem Co.,Ltd

5a-Hydroxy Laxogenin was discovered by a American scientist in 1996. It was shown to possess an anabolic/androgenic ratio similar to one of the most efficient anabolic substances, but without the side effects of liver toxicity or testing pos

CAS:56786-63-1 Spirostan-6-one, 3,5-dihydroxy-, (3b,5a,25R)-

Cas:56786-63-1

Min.Order:1 Kilogram

Negotiable

Type:Other

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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

High Quality 99% 5a-hydroxy Laxogenin 56786-63-1 GMP Manufacturer

Cas:56786-63-1

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Xi`an Eastling Biotech Co., Ltd.

5a-hydroxy laxogenin CAS: 56786-63-1 Molecular Formula: C27H42O5 Home Product Category Biomedicine Drug substance 56786-63-1 56786-63-1 - Names and Identifiers Name 5a-hydroxy laxogenin Synonyms DI 31 Biobras 16

Factory high quality 5a-hydroxy laxogenin

Cas:56786-63-1

Min.Order:1 Gram

FOB Price: $159.0 / 170.0

Type:Lab/Research institutions

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Hubei DiBo chemical co., LTD

Name: 5A-hydroxylasol saponin The alias:5A-HYDROXY LAXOGENIN5A;Spirostan-6-one, 3,5-dihydroxy-, (3β,5α,25R)- CAS NO:56786-63-1 EINECS NO:1312995-182-4 Molecular formula:C27H42O5 Molecular weight: 446.62 Product Quality 12 years

5A-hydroxylasol saponin /CAS:56786-63-1/with best price

Cas:56786-63-1

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

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Ality Chemical Corporation

Spirostan-6-one, 3,5-dihydroxy-, (3b,5a,25R)- Basic information Product Name: Spirostan-6-one, 3,5-dihydroxy-, (3b,5a,25R)- Synonyms: 5a-hydroxy laxogenin powder;5A-HYDROXY LAXOGENIN5A;Spirostan-6-one, 3,5-dihydroxy-, (3β,5α,25R)-;Sp

Factory Supply 5a-hydroxy Laxogenin

Cas:56786-63-1

Min.Order:1 Gram

Negotiable

Type:Other

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Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 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

TIANFU CHEM---Spirostan-6-one, 3,5-dihydroxy-, (3b,5a,25R)-

Cas:56786-63-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva

5-alpha-Hydroxy- Laxogenin

Cas:56786-63-1

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

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

Gold Supplier CAS 56786-63-1 with best price

Cas:56786-63-1

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

5a-Hydroxy Laxogenin 56786-63-1 Chinese Manufacturer Supply

Cas:56786-63-1

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product name 5a-hydroxy laxogenin CAS NO 56786-63-1 Purity 98% Boiling point 578.4±50.0℃ Density 1.21±0.1g/cm3 Usage Pharmaceutical Intermediat

5a-hydroxy laxogenin

Cas:56786-63-1

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Leader Biochemical Group

About Product Technical Details

TOP High Quality Supply 5-alpha-Hydroxy- Laxogenin CAS 56786-63-1

Cas:56786-63-1

Min.Order:1 Kilogram

FOB Price: $1.0 / 3.0

Type:Lab/Research institutions

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Hubei Langyou International Trading Co., Ltd

Advantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best s

5a-hydroxy Laxogenin Manufacturer 56786-63-1 Health Care Product Additive

Cas:56786-63-1

Min.Order:10 Gram

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Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:White powder Storage:Room temperature Package:25kg/drum Application:Pharmaceutical intermediates Transportation:Express/Sea/Air Port:Any port in china

Laxogenin 5a-Hydroxy Laxogenin Stock Sport Supplements CAS: 56786-63-1

Cas:56786-63-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

Shanghai Upbio Tech Co.,Ltd

1.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

Spirostan-6-one, 3,5-dihydroxy-, (3b,5a,25R)-

Cas:56786-63-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Xi'an Yinherb Bio-Tech Co., Ltd.

Xi'an Yinherb Bio-Tech Co., Ltd was founded in 2009, We have more than 10 experienced doctors and scientists and professional managers, specializing in Nootropics, Sarms and Peptides researching and developing, and become the lead

Yinherb Top Quality 5A-Hydroxy Laxogenin CAS No 56786-63-1 with Free Sample

Cas:56786-63-1

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

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Baoji Guokang Healthchem co.,ltd

Our 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

Spirostan-6-one, 3,5-dihydroxy-, (3b,5a,25R)-

Cas:56786-63-1

Min.Order:1 Kilogram

FOB Price: $15.0 / 20.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

5-alpha-Hydroxy- Laxogenin CAS:56786-63-1 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

5-alpha-Hydroxy- Laxogenin CAS:56786-63-1

Cas:56786-63-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shanghai Terui OP New Material Technology Co., Ltd.

We generally use secure shipping methods that do not require you to do any customs clearance. Free shipping to your address without worrying about any customs issues. We have a professional customs clearance team to 100% guarantee the safe delivery o

CAS 56786-63-1 Spirostan-6-One, 3, 5-Dihydroxy-, (3b, 5A, 25R)

Cas:56786-63-1

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&amp

Spirostan-6-one, 3,5-dihydroxy-, (3b,5a,25R)-/ LIDE PHARMA- Factory supply / Best price

Cas:56786-63-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

High quality 5a-hydroxy laxogenin CAS NO.56786-63-1

Cas:56786-63-1

Min.Order:10 Gram

Negotiable

Type:Trading Company

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Lonwin Chemical Group Limited

5-alpha-Hydroxy- Laxogenin CAS: 56786-63-1 Specification Product name 5a-hydroxy laxogenin CAS NO 56786-63-1 Purity 98% Boiling point 578.4±50.0℃ Density 1.21&p

Factory supply 5-alpha-Hydroxy- Laxogenin

Cas:56786-63-1

Min.Order:1 Kilogram

FOB Price: $100.0 / 150.0

Type:Other

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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

Spirostan-6-one, 3,5-dihydroxy-, (3b,5a,25R)-

Cas:56786-63-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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ShangHai Soyoung Biotechnology Inc

Shanghai SOYOUNG onsite assessment conducted by Bureau Veritas commissioned at June 2018. Assessed Supplier of Shanghai SOYOUNG is a faithful and professional supplier of health raw materials in pharmacy, food, cosmetic and other fields for many ye

5-alpha-hydroxy-laxogenin 56786-63-1 laxogenin

Cas:56786-63-1

Min.Order:1 Kilogram

FOB Price: $1150.0

Type:Lab/Research institutions

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Synthetic route

(25R)-3α,5-cyclo-5α-spirostan-6-one
127128-79-4

(25R)-3α,5-cyclo-5α-spirostan-6-one

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
With acetic acid for 2h; Heating;98%
(25R)-3β-acetoxy-5-hydroxy-5α-spirostan-6-one
5874-17-9

(25R)-3β-acetoxy-5-hydroxy-5α-spirostan-6-one

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
With sodium hydrogencarbonate In methanol; water for 3h; Reflux;95%
(25R)-spirostan-22α-O-3β,5α,6β-triol
56816-69-4

(25R)-spirostan-22α-O-3β,5α,6β-triol

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
With N-Bromosuccinimide In 1,4-dioxane; water at 20℃; for 2h; Darkness;83%
Multi-step reaction with 3 steps
1: 84 percent / imidazole / dimethylformamide / 3 h
2: PCC / CH2Cl2 / 0 - 20 °C
3: 7.14 g / TBFA / tetrahydrofuran / 6 h
View Scheme
C33H56O5Si

C33H56O5Si

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
With TBFA In tetrahydrofuran for 6h;7.14 g
(25R)-3β-(t-butyldimethylsilyloxy)-5α-spirostane-5,6β-diol
876908-18-8

(25R)-3β-(t-butyldimethylsilyloxy)-5α-spirostane-5,6β-diol

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: PCC / CH2Cl2 / 0 - 20 °C
2: 7.14 g / TBFA / tetrahydrofuran / 6 h
View Scheme
5,6-epoxyspirostane

5,6-epoxyspirostane

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: perchloric acid / water; tetrahydrofuran / 3 h / 20 °C
2: N-Bromosuccinimide / water; 1,4-dioxane / 2 h / 20 °C / Darkness
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

2,3,4,6-tetra-O-benzoyl-D-glucopyranosyl trichloroacetimidate
149707-75-5

2,3,4,6-tetra-O-benzoyl-D-glucopyranosyl trichloroacetimidate

5α-hydroxylaxogenyl 2,3,4,6-tetra-O-benzoyl-β-D-glucopyranoside
1373440-75-5

5α-hydroxylaxogenyl 2,3,4,6-tetra-O-benzoyl-β-D-glucopyranoside

Conditions
ConditionsYield
With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 20℃; for 1h; Inert atmosphere; Molecular sieve;94%
p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-6-oxo-3β-(p-toluenesulfonyloxy)-5α-spirostane

(25R)-6-oxo-3β-(p-toluenesulfonyloxy)-5α-spirostane

Conditions
ConditionsYield
With pyridine at 20℃; for 24h;88%
With pyridine at 20℃; for 24h;
With pyridine at 20℃;
With pyridine
O-carboxymethylhydroxylamine hydrochloride
20295-82-3

O-carboxymethylhydroxylamine hydrochloride

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-6E-[O-(carboxymethyl)oximino]-5-hydroxy-5α-spirostan-3β-ol

(25R)-6E-[O-(carboxymethyl)oximino]-5-hydroxy-5α-spirostan-3β-ol

Conditions
ConditionsYield
With pyridine at 20℃;88%
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-5α-hydroxy-5α-spirosta-3,6-dione
74395-54-3

(25R)-5α-hydroxy-5α-spirosta-3,6-dione

Conditions
ConditionsYield
With Jones reagent In water; acetone at 20℃;81.5%
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-3β,5-dihydroxy-5β-spirostan-6-one
876908-20-2

(25R)-3β,5-dihydroxy-5β-spirostan-6-one

Conditions
ConditionsYield
With potassium hydroxide In methanol for 24h; Heating;74%
phenyl isocyanate
103-71-9

phenyl isocyanate

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-5α-hydroxy-6-oxo-spirostan-3β-yl phenylcarbamate

(25R)-5α-hydroxy-6-oxo-spirostan-3β-yl phenylcarbamate

Conditions
ConditionsYield
With hydrogenchloride In chloroform; water for 24h; Reflux;68%
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

methyl iodide
74-88-4

methyl iodide

6β-methyl-5α-(25R)-spirostane-3β,5,6α-triol
83110-94-5

6β-methyl-5α-(25R)-spirostane-3β,5,6α-triol

Conditions
ConditionsYield
With magnesium 1.) ether, 2.) THF, 3 h, reflux; Yield given. Multistep reaction;
formic acid
64-18-6

formic acid

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

C28H42O6

C28H42O6

Conditions
ConditionsYield
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 20℃; for 24h; Mitsunobu reaction;
methanesulfonic acid
75-75-2

methanesulfonic acid

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

C28H44O7S

C28H44O7S

Conditions
ConditionsYield
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 40℃; for 24h; Mitsunobu reaction;
With dmap; di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 20℃; for 48.25h; Mitsunobu reaction; Inert atmosphere;
acetic anhydride
108-24-7

acetic anhydride

(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-3β-acetoxy-5-hydroxy-5α-spirostan-6-one
5874-17-9

(25R)-3β-acetoxy-5-hydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
With pyridine at 20℃;
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

C27H40O5
325125-66-4

C27H40O5

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: pyridine / 20 °C
2: 2.03 g / Jones reagent / acetone / 2 h / Heating
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

C27H42O5

C27H42O5

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: pyridine / 20 °C
2: 2.03 g / Jones reagent / acetone / 2 h / Heating
3: H2 / Pd/C / ethanol / 24 h
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-5,6-seco-A-homo-5(10)-oxa-5-oxo-spirostan-6-oic acid
909879-88-5

(25R)-5,6-seco-A-homo-5(10)-oxa-5-oxo-spirostan-6-oic acid

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: pyridine / 20 °C
2: 2.03 g / Jones reagent / acetone / 2 h / Heating
3: H2 / Pd/C / ethanol / 24 h
4: 1.54 g / mCPBA / CH2Cl2 / 20 °C
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

C47H69N3O12

C47H69N3O12

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: pyridine / 20 °C
2: 2.03 g / Jones reagent / acetone / 2 h / Heating
3: H2 / Pd/C / ethanol / 24 h
4: 1.54 g / mCPBA / CH2Cl2 / 20 °C
5: 1.1 g / methanol / 20 °C
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-5-hydroxy-5α-spirostan-6-one
321857-67-4

(25R)-5-hydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 88 percent / pyridine / 24 h / 20 °C
2: 90 percent / LiBr; Li2CO3 / dimethylformamide / 1 h / Heating
View Scheme
Multi-step reaction with 2 steps
1: pyridine / 24 h / 20 °C
2: 2.29 g / LiBr; Li2CO3 / dimethylformamide / 2 h / Heating
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-2α,3α,5-trihydroxy-5α-spirostan-6-one

(25R)-2α,3α,5-trihydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 88 percent / pyridine / 24 h / 20 °C
2: 90 percent / LiBr; Li2CO3 / dimethylformamide / 1 h / Heating
3: 91 percent / OsO4 / N-methylmorpholine N-oxide / 2-methyl-propan-2-ol; tetrahydrofuran; H2O / 24 h / 20 °C
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-3β-amino-5-hydroxy-5α-spirostan-6-one

(25R)-3β-amino-5-hydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: Ph3P; DIAD / tetrahydrofuran / 24 h / 40 °C
2: 595 mg / NaN3 / various solvent(s) / 48 h / 50 °C
3: H2 / Lindlar catalyst / ethanol / 36 h
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-3β-amino-5-hydroxy-5β-spirostan-6-one

(25R)-3β-amino-5-hydroxy-5β-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: Ph3P; DIAD / tetrahydrofuran / 24 h / 40 °C
2: 595 mg / NaN3 / various solvent(s) / 48 h / 50 °C
3: H2 / Lindlar catalyst / ethanol / 36 h
4: 620 mg / Et3N / dioxane / 20 h
5: KOH / methanol / 24 h / Heating
6: 313 mg / CF3CO2H / CH2Cl2 / 0.17 h
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-2β,3β-epoxy-5-hydroxy-5β-spirostan-6-one
876908-24-6

(25R)-2β,3β-epoxy-5-hydroxy-5β-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 74 percent / KOH / methanol / 24 h / Heating
2: pyridine / 24 h / 20 °C
3: 2.36 g / Li2CO3; LiBr / dimethylformamide / 2 h / Heating
4: 48 percent / mCPBA / CH2Cl2 / 0 - 20 °C
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-2α,3α-epoxy-5-hydroxy-5β-spirostan-6-one
876908-23-5

(25R)-2α,3α-epoxy-5-hydroxy-5β-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 74 percent / KOH / methanol / 24 h / Heating
2: pyridine / 24 h / 20 °C
3: 2.36 g / Li2CO3; LiBr / dimethylformamide / 2 h / Heating
4: 24 percent / mCPBA / CH2Cl2 / 0 - 20 °C
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-3α,5-dihydroxy-5α-spirostan-6-one
876908-19-9

(25R)-3α,5-dihydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Ph3P; DIAD / tetrahydrofuran / 24 h / 20 °C
2: 800 mg / NaHCO3 / methanol; H2O / 1 h / 20 °C
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-3α,5-dihydroxy-5β-spirostan-6-one

(25R)-3α,5-dihydroxy-5β-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: Ph3P; DIAD / tetrahydrofuran / 24 h / 20 °C
2: 800 mg / NaHCO3 / methanol; H2O / 1 h / 20 °C
3: 71 percent / KOH / methanol / 24 h / Heating
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-3β-azido-5-hydroxy-5α-spirostan-6-one
876908-28-0

(25R)-3β-azido-5-hydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Ph3P; DIAD / tetrahydrofuran / 24 h / 40 °C
2: 595 mg / NaN3 / various solvent(s) / 48 h / 50 °C
View Scheme
Multi-step reaction with 2 steps
1: dmap; di-isopropyl azodicarboxylate; triphenylphosphine / tetrahydrofuran / 48.25 h / 20 °C / Inert atmosphere
2: sodium azide / 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone / 48 h / 20 °C / Inert atmosphere
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-2β,3β,5-trihydroxy-5α-spirostan-6-one
705941-87-3

(25R)-2β,3β,5-trihydroxy-5α-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: pyridine / 24 h / 20 °C
2.1: 2.29 g / LiBr; Li2CO3 / dimethylformamide / 2 h / Heating
3.1: AcOAg; I2 / acetic acid; H2O / 3 h / Heating
3.2: 61 percent / KOH / methanol / 0.5 h / Heating
View Scheme
(25R)-3β,5-dihydroxy-5α-spirostan-6-one
56786-63-1

(25R)-3β,5-dihydroxy-5α-spirostan-6-one

(25R)-2β,3β,5-trihydroxy-5β-spirostan-6-one
876908-22-4

(25R)-2β,3β,5-trihydroxy-5β-spirostan-6-one

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 74 percent / KOH / methanol / 24 h / Heating
2: pyridine / 24 h / 20 °C
3: 2.36 g / Li2CO3; LiBr / dimethylformamide / 2 h / Heating
4: 68 percent / NMO; OsO4 / tetrahydrofuran; 2-methyl-propan-2-ol; H2O / 24 h / 20 °C
View Scheme

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