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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

3β-Hydroxy-Δ5-cholenic acid

Cas:5255-17-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Henan Tianfu Chemical Co., Ltd. is located in Zhengzhou High-tech Development Zone with import and export license. We passed ISO 9001:2008 in 2009, and won "High-tech Enterprise" by provincial government in 2013.The objective of the com

TIANFU-CHEM - 3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:1 Kilogram

FOB Price: $1000.0

Type:Lab/Research institutions

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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

Pharmaceutical Grade CAS 5255-17-4 with competitive price

Cas:5255-17-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

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 according to the contract research and development services for the fine chemicals, ph

5-Cholenic acid-3beta-ol

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

Chol-5-en-24-oic acid,3-hydroxy-, (3b)-

Cas:5255-17-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

3BETA-HYDROXY-DELTA5-CHOLENIC ACID CAS:5255-17-4 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

3BETA-HYDROXY-DELTA5-CHOLENIC ACID CAS:5255-17-4

Cas:5255-17-4

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

Chol-5-en-24-oic acid,3-hydroxy-, (3b)-

Cas:5255-17-4

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

Chol-5-en-24-oic acid,3-hydroxy-, (3b)-

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

TIANFU-CHEM - 3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

3β-Hydroxy-Δ5-cholenic Acid

Cas:5255-17-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

TaiChem Taizhou Limited

Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product name: 3beta-Hydroxy-Delta5-Cholenic Acid CAS No.:5255-17-4 Molecule Formula:C24H38O3 Molecule Weight:374.56 Purity: 98.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS

Best Quality 3beta-Hydroxy-Delta5-Cholenic Acid with good supplier

Cas:5255-17-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

TIANFU-CHEM - 3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

TIANFU-CHEM - 3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

TIANFU-CHEM - 3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

TIANFU-CHEM - 3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

3-Beta-hydroxy-delta-(5)-cholenic acid cas no. 5255-17-4 98%

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

JINHUA HUAYI CHEMICAL CO., LTD.

Jinhua 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

3Beta-Hydroxy-Delta5-Cholenic Acid

Cas:5255-17-4

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Sinoway Industrial Co., Ltd.

Why is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days.4) We have warehouse in USA with quickly shipment . Application:API

99% up by HPLC 3BETA-HYDROXY-DELTA5-CHOLENIC ACID 5255-17-4

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

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

Acmec 3β-Hydroxy-Δ5-cholenic Acid 1g

Cas:5255-17-4

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high 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

3beta-Hydroxy-DELTA5-cholenic Acid

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hubei Taiho Chemical Co.,LTD

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

5-cholenic acid-3B-ol

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages? High purity, all above 98.5%, no impurities after dissolution? We will test each batch to ensure quality? OEM and private brand services designed for free? Various cap colors available? We can also provide MT1 peptide powder2.

3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Trading Company

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

Chol-5-en-24-oic acid,3-hydroxy-, (3b)-

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Pharm intermediate

3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hubei Langyou International Trading Co., Ltd

TIANFU-CHEM - 3BETA-HYDROXY-DELTA5-CHOLENIC ACID Application:TIANFU-CHEM - 3BETA-HYDROXY-DELTA5-CHOLENIC ACID

TIANFU-CHEM - 3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Other

inquiry

DB BIOTECH CO., LTD

best seller Application:API

3BETA-HYDROXY-DELTA5-CHOLENIC ACID

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Chol-5-en-24-oic acid,3-hydroxy-, (3b)-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Chol-5-en-24-oic acid,3-hydroxy-, (3b)-

Cas:5255-17-4

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

3β-acetoxy-5-cholenic acid
19462-13-6

3β-acetoxy-5-cholenic acid

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
With sodium hydroxide In methanol for 4h; Ambient temperature;89.6%
methyl 5-cholenoate
20231-57-6

methyl 5-cholenoate

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
With water; lithium hydroxide In tetrahydrofuran Inert atmosphere;80%
methyl 3α,6α-ditosyloxy-5β-cholan-24-oate
1184-20-9

methyl 3α,6α-ditosyloxy-5β-cholan-24-oate

potassium acetate
127-08-2

potassium acetate

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
With N,N-dimethyl-formamide Erwaermen des Reaktionsprodukts mit methanol. KOH;
Hyodeoxycholic Acid
83-49-8

Hyodeoxycholic Acid

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

3β-acetoxy-5α,6β-dibromocholestane
514-50-1

3β-acetoxy-5α,6β-dibromocholestane

A

prasterone acetate
853-23-6

prasterone acetate

B

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
With chromium(VI) oxide; acetic acid Erwaermen des Reaktionsprodukts mit Zink-Pulver und Essigsaeure und Erwaermen des erhaltenen Reaktionsprodukts mit methanol. Kalilauge;
With chromium(VI) oxide; acetic acid Erwaermen des Reaktionsprodukts mit Zink-Pulver und Essigsaeure und Erwaermen des erhaltenen Reaktionsprodukts mit wss. Natronlauge;
3β-hydroxy-24-nor-chol-5-ene-23,23-dicarboxylic acid
111823-89-3

3β-hydroxy-24-nor-chol-5-ene-23,23-dicarboxylic acid

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
at 200℃;
hyodeoxycholic acid-derivative

hyodeoxycholic acid-derivative

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

methyl hyodeoxycholate
2868-48-6

methyl hyodeoxycholate

A

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

B

4-(10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)-pentanoic acid

4-(10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)-pentanoic acid

Conditions
ConditionsYield
Stage #1: methyl hyodeoxycholate With pyridine; p-toluenesulfonyl chloride
Stage #2: With potassium acetate In N,N-dimethyl-formamide at 110℃;
Stage #3: With potassium hydroxide In methanol at 110℃;
3β-acetoxy-Δ5-cholenic aldehyde
86476-29-1

3β-acetoxy-Δ5-cholenic aldehyde

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 74.2 percent / chromic acid / tetrahydrofuran / 0.17 h / 0 °C
2: 89.6 percent / NaOH (10percent) / methanol / 4 h / Ambient temperature
View Scheme
24,24-ethylenedioxy-Δ5-chol-3β,20-diol
86476-21-3

24,24-ethylenedioxy-Δ5-chol-3β,20-diol

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 94.1 percent / pyridine / 14 h / Ambient temperature
2: 88.5 percent / phosphoryl chloride / pyridine / 16 h / Ambient temperature
3: 96.8 percent / H2 / PtO2 / ethanol / 3 h / Ambient temperature
4: 91.7 percent / HCl (10percent) / acetone / 3 h / Ambient temperature
5: 74.2 percent / chromic acid / tetrahydrofuran / 0.17 h / 0 °C
6: 89.6 percent / NaOH (10percent) / methanol / 4 h / Ambient temperature
View Scheme
24,24-ethylenedioxy-Δ5-chola-3β-acetate
86476-27-9

24,24-ethylenedioxy-Δ5-chola-3β-acetate

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 91.7 percent / HCl (10percent) / acetone / 3 h / Ambient temperature
2: 74.2 percent / chromic acid / tetrahydrofuran / 0.17 h / 0 °C
3: 89.6 percent / NaOH (10percent) / methanol / 4 h / Ambient temperature
View Scheme
3β-acetoxy-24,24-ethylenedioxychol-Δ5,20(22)-diene
86476-25-7

3β-acetoxy-24,24-ethylenedioxychol-Δ5,20(22)-diene

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 96.8 percent / H2 / PtO2 / ethanol / 3 h / Ambient temperature
2: 91.7 percent / HCl (10percent) / acetone / 3 h / Ambient temperature
3: 74.2 percent / chromic acid / tetrahydrofuran / 0.17 h / 0 °C
4: 89.6 percent / NaOH (10percent) / methanol / 4 h / Ambient temperature
View Scheme
24,24-ethylenedioxy-20-hydroxy-Δ5-chola-3β-acetate
86476-23-5

24,24-ethylenedioxy-20-hydroxy-Δ5-chola-3β-acetate

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 88.5 percent / phosphoryl chloride / pyridine / 16 h / Ambient temperature
2: 96.8 percent / H2 / PtO2 / ethanol / 3 h / Ambient temperature
3: 91.7 percent / HCl (10percent) / acetone / 3 h / Ambient temperature
4: 74.2 percent / chromic acid / tetrahydrofuran / 0.17 h / 0 °C
5: 89.6 percent / NaOH (10percent) / methanol / 4 h / Ambient temperature
View Scheme
methyl hyodeoxycholate
2868-48-6

methyl hyodeoxycholate

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
2: DMF / Erwaermen des Reaktionsprodukts mit methanol. KOH
View Scheme
3β-acetoxy-23,24-bisnor-chol-5-en-22-yl p-toluenesulfonate
120664-97-3

3β-acetoxy-23,24-bisnor-chol-5-en-22-yl p-toluenesulfonate

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: xylene / Erwaermen des Reaktionsprodukts mit KOH in Methanol und Isopropylalkohol
2: 200 °C
View Scheme
Cholesteryl acetate
604-35-3

Cholesteryl acetate

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: diethyl ether; glacial acetic acid; bromine
2: chromium (VI)-oxide; water containing acetic acid / Erwaermen des Reaktionsprodukts mit Zink-Pulver und Essigsaeure und Erwaermen des erhaltenen Reaktionsprodukts mit wss. Natronlauge
View Scheme
Multi-step reaction with 2 steps
1: glacial acetic acid; bromine
2: chromium (VI)-oxide; water containing acetic acid / Erwaermen des Reaktionsprodukts mit Zink-Pulver und Essigsaeure und Erwaermen des erhaltenen Reaktionsprodukts mit wss. Natronlauge
View Scheme
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

acetic anhydride
108-24-7

acetic anhydride

3β-acetoxy-5-cholenic acid
19462-13-6

3β-acetoxy-5-cholenic acid

Conditions
ConditionsYield
With pyridine100%
With acetic acid
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

methyl 5-cholenoate
20231-57-6

methyl 5-cholenoate

Conditions
ConditionsYield
In tetrahydrofuran; diethyl ether at 20℃; for 0.666667h;100%
98%
In diethyl ether; chloroform for 2.5h;77%
methanol
67-56-1

methanol

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

tert-butyldimethylsilyl chloride
18162-48-6

tert-butyldimethylsilyl chloride

3β-(t-butyldimethylsilyloxy)-5-cholenic acid methyl ester
114011-35-7

3β-(t-butyldimethylsilyloxy)-5-cholenic acid methyl ester

Conditions
ConditionsYield
Stage #1: methanol; 3β-hydroxy-5-cholenoic acid With toluene-4-sulfonic acid at 60℃;
Stage #2: tert-butyldimethylsilyl chloride With 1H-imidazole; dmap In tetrahydrofuran; N,N-dimethyl-formamide at 20℃; for 1h;
99%
tert-butyl N-[2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]ethyl]carbamate
811442-84-9

tert-butyl N-[2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]ethyl]carbamate

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

C39H68N2O8

C39H68N2O8

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 3h;95%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

3β-hydroxy-5α-cholan-24-oic acid
2276-93-9

3β-hydroxy-5α-cholan-24-oic acid

Conditions
ConditionsYield
With 5%-palladium/activated carbon; hydrogen In tetrahydrofuran; methanol at 20℃; for 48h; Inert atmosphere;93%
Multi-step reaction with 3 steps
1: hydrogen chloride
2: acetic acid; platinum / Hydrogenation
3: methanol. KOH-solution
View Scheme
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

3β-hydroxy-5-cholenamide
475102-50-2

3β-hydroxy-5-cholenamide

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With triethylamine; isobutyl chloroformate In tetrahydrofuran at 0℃; for 0.166667h;
Stage #2: With ammonia In tetrahydrofuran; water at 0 - 20℃;
93%
3,4-dihydro-2H-pyran
110-87-2

3,4-dihydro-2H-pyran

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

3β-(Tetrahydropyranyloxy)chol-5-en-24-oic acid 24-tetrahydropyranyl ester
120876-14-4

3β-(Tetrahydropyranyloxy)chol-5-en-24-oic acid 24-tetrahydropyranyl ester

Conditions
ConditionsYield
With pyridinium p-toluenesulfonate In dichloromethane Ambient temperature;92%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

propargyl alcohol
107-19-7

propargyl alcohol

3-hydroxychol-5-en-24-oic acid propargyl ester

3-hydroxychol-5-en-24-oic acid propargyl ester

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 48h;90%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

N,O-dimethylhydroxylamine*hydrochloride
6638-79-5

N,O-dimethylhydroxylamine*hydrochloride

5-cholenic acid-3β-ol N-methoxy-N-methylamide
219903-24-9

5-cholenic acid-3β-ol N-methoxy-N-methylamide

Conditions
ConditionsYield
With 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; Inert atmosphere;89%
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 3h;85%
Stage #1: 3β-hydroxy-5-cholenoic acid With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In tetrahydrofuran at 20℃; for 1h;
Stage #2: N,O-dimethylhydroxylamine*hydrochloride In tetrahydrofuran at 20℃; for 6h;
57%
Stage #1: 3β-hydroxy-5-cholenoic acid With N-ethyl-N,N-diisopropylamine; HATU In tetrahydrofuran at 20℃; for 1h;
Stage #2: N,O-dimethylhydroxylamine*hydrochloride In tetrahydrofuran at 20℃; for 6h;
57%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

diethylamine
109-89-7

diethylamine

N,N-diethyl-3β-hydroxy-5-cholenamide

N,N-diethyl-3β-hydroxy-5-cholenamide

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With triethylamine; isobutyl chloroformate In tetrahydrofuran at 0℃; for 0.166667h;
Stage #2: diethylamine In tetrahydrofuran at 0 - 20℃;
88%
formic acid
64-18-6

formic acid

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

3β-Formato-5-cholenic acid
119748-13-9

3β-Formato-5-cholenic acid

Conditions
ConditionsYield
In water at 90 - 95℃; for 3h;87%
tert-butyl 2-(2-(2-(2-(2-(2-(2-(2-(2-(2-aminoethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethylcarbamate
890091-43-7

tert-butyl 2-(2-(2-(2-(2-(2-(2-(2-(2-(2-aminoethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethylcarbamate

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

C49H88N2O13

C49H88N2O13

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 3h;86%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

dibutylamine
111-92-2

dibutylamine

N,N-di-n-butyl-3β-hydroxy-5-cholenamide
1450593-71-1

N,N-di-n-butyl-3β-hydroxy-5-cholenamide

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With triethylamine; isobutyl chloroformate In tetrahydrofuran at 0℃; for 0.166667h;
Stage #2: dibutylamine In tetrahydrofuran at 0 - 20℃;
85%
L-β-homo-tryptophan
192003-01-3

L-β-homo-tryptophan

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-β-homotryptophan

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-β-homotryptophan

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.416667h; Inert atmosphere;
Stage #2: L-β-homo-tryptophan In N,N-dimethyl-formamide at 0 - 20℃; for 16h; Inert atmosphere; chemoselective reaction;
85%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

C37H76N2O17

C37H76N2O17

C61H112N2O19

C61H112N2O19

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 3h;85%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

dimethyl amine
124-40-3

dimethyl amine

Cholenic acid dimethylamide
79066-03-8

Cholenic acid dimethylamide

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With triethylamine; isobutyl chloroformate In tetrahydrofuran at 0℃; for 0.166667h;
Stage #2: dimethyl amine In tetrahydrofuran at 0 - 20℃;
84%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

tetrachloro-N-hydroxyphthalimide tetramethyluronium hexafluorophosphate

tetrachloro-N-hydroxyphthalimide tetramethyluronium hexafluorophosphate

C32H37Cl4NO5

C32H37Cl4NO5

Conditions
ConditionsYield
With 4-methyl-morpholine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 2h;84%
L-methionine
63-68-3

L-methionine

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-methionine

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-methionine

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.416667h; Inert atmosphere;
Stage #2: L-methionine In N,N-dimethyl-formamide at 0 - 20℃; for 16h; Inert atmosphere; chemoselective reaction;
83%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

methyl iodide
74-88-4

methyl iodide

methyl 5-cholenoate
20231-57-6

methyl 5-cholenoate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃;82%
With diethyl ether; silver(l) oxide
With sodium hydroxide 1.) MeOH, 2.) DMF; Yield given. Multistep reaction;
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

propargyl alcohol
107-19-7

propargyl alcohol

prop-2-ynyl 4-(3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate

prop-2-ynyl 4-(3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 18h;82%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

di-n-propylamine
142-84-7

di-n-propylamine

N,N-di-n-propyl-3β-hydroxy-5-cholenamide
1450593-70-0

N,N-di-n-propyl-3β-hydroxy-5-cholenamide

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With triethylamine; isobutyl chloroformate In tetrahydrofuran at 0℃; for 0.166667h;
Stage #2: di-n-propylamine In tetrahydrofuran at 0 - 20℃;
82%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

D-tryptophan
153-94-6

D-tryptophan

N-(3β-hydroxy-Δ5-cholen-24-oyl)-D-tryptophan

N-(3β-hydroxy-Δ5-cholen-24-oyl)-D-tryptophan

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.416667h; Inert atmosphere;
Stage #2: D-tryptophan In N,N-dimethyl-formamide at 0 - 20℃; for 16h; Inert atmosphere; chemoselective reaction;
82%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

methylamine
74-89-5

methylamine

Cholenic acid monomethylamide

Cholenic acid monomethylamide

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With triethylamine; isobutyl chloroformate In tetrahydrofuran at 0℃; for 0.166667h;
Stage #2: methylamine In tetrahydrofuran at 0 - 20℃;
81%
L-phenylalanine
63-91-2

L-phenylalanine

3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-phenylalanine

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-phenylalanine

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.416667h; Inert atmosphere;
Stage #2: L-phenylalanine In N,N-dimethyl-formamide at 0 - 20℃; for 16h; Inert atmosphere; chemoselective reaction;
81%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

L-1-naphthylalanine
55516-54-6

L-1-naphthylalanine

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-3-(α-naphthyl)alanine

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-3-(α-naphthyl)alanine

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.416667h; Inert atmosphere;
Stage #2: L-1-naphthylalanine In N,N-dimethyl-formamide at 0 - 20℃; for 16h; Inert atmosphere; chemoselective reaction;
81%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

5-bromo-DL-tryptophan
6548-09-0, 25197-99-3, 93299-40-2

5-bromo-DL-tryptophan

N-(3β-hydroxy-Δ5-cholen-24-oyl)-5-bromo-L-tryptophan

N-(3β-hydroxy-Δ5-cholen-24-oyl)-5-bromo-L-tryptophan

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.416667h; Inert atmosphere;
Stage #2: 5-bromo-DL-tryptophan In N,N-dimethyl-formamide at 0 - 20℃; for 16h; Inert atmosphere; chemoselective reaction;
80%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

L-Tryptophan
73-22-3

L-Tryptophan

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-tryptophan

N-(3β-hydroxy-Δ5-cholen-24-oyl)-L-tryptophan

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.416667h; Inert atmosphere;
Stage #2: L-Tryptophan In N,N-dimethyl-formamide at 0 - 20℃; for 16h; Inert atmosphere; chemoselective reaction;
79%
3β-hydroxy-5-cholenoic acid
5255-17-4

3β-hydroxy-5-cholenoic acid

N-(3β-hydroxy-Δ5-cholen-24-oyl)-1-methyl-L-tryptophan

N-(3β-hydroxy-Δ5-cholen-24-oyl)-1-methyl-L-tryptophan

Conditions
ConditionsYield
Stage #1: 3β-hydroxy-5-cholenoic acid With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.416667h; Inert atmosphere;
Stage #2: 1-methyl-L-tryptophan In N,N-dimethyl-formamide at 0 - 20℃; for 16h; Inert atmosphere; chemoselective reaction;
77%

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