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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities

alpha-Amyrin

Cas:638-95-9

Min.Order:1 Kilogram

FOB Price: $3.0

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

Urs-12-en-3-ol, (3b)-

Cas:638-95-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

alpha-Amyrin CAS:638-95-9 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,

alpha-Amyrin CAS:638-95-9

Cas:638-95-9

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

Urs-12-en-3-ol, (3b)-

Cas:638-95-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hubei CuiRan Biotechnology Co., Ltd

Hubei CuiRan Biotechnology Co., Ltd is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medicine)

alpha-Amyrin

Cas:638-95-9

Min.Order:10 Milligram

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

alpha-Amyrin

Cas:638-95-9

Min.Order:1 Kilogram

FOB Price: $50.0 / 100.0

Type:Lab/Research institutions

inquiry

Triumph International Development Limilted

Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis: Trading(Raw Mater

alpha-Amyrin

Cas:638-95-9

Min.Order:0 Metric Ton

FOB Price: $18.0 / 20.0

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

alpha-Amyrin

Cas:638-95-9

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

Urs-12-en-3-ol, (3b)-

Cas:638-95-9

Min.Order:0

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

alpha-amyrin

Cas:638-95-9

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

alpha-Amyrin

Cas:638-95-9

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

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

alpha-Amyrin

Cas:638-95-9

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

alpha-Amyrin

Cas:638-95-9

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

alpha-Amyrin

Cas:638-95-9

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

alpha-Amyrin

Cas:638-95-9

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification

Urs-12-en-3-ol, (3b)-

Cas:638-95-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

alpha-Amyrin

Cas:638-95-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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 α-Amyrin 10mg

Cas:638-95-9

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

alpha-AMyrin

Cas:638-95-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Chengdu Lemeitian Pharmaceutical Technology Co,. Ltd

ADVANTAGE:1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day2. The products are provided with COA, HPLC, NMR, quality assurance, pac

α-Amyrin

Cas:638-95-9

Min.Order:0

Negotiable

Type:Manufacturers

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.

Urs-12-en-3-ol, (3b)-

Cas:638-95-9

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

Urs-12-en-3-ol, (3b)-

Cas:638-95-9

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:Chemical intermediate

Viminalol

Cas:638-95-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hubei Langyou International Trading Co., Ltd

alpha-Amyrin Application:alpha-Amyrin

alpha-Amyrin

Cas:638-95-9

Min.Order:0

Negotiable

Type:Other

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white to yellow powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as

alpha-Amyrin

Cas:638-95-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

alpha-Amyrin cas 638-95-9Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

alpha-Amyrin cas 638-95-9

Cas:638-95-9

Min.Order:0

Negotiable

Type:Other

inquiry

NANJING SUNNY PHARMATECH CO., LTD

We are professional supplier in China for this product, we are dedicated to providing customers with the best quality, price, and service. Please feel free to send us inquiries.Appearance:Please contact us for product details Package:As per shipment

α-Amyrin

Cas:638-95-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Henan Kanbei Chemical Co.,LTD

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

alpha-Amyrin

Cas:638-95-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri

alpha-Amyrin

Cas:638-95-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Newgreat Chemical Co., Ltd

Wuhan Xinweiye Chemical Co., Ltd. is mainly engaged in the process development and production of customized synthesis and pharmaceutical intermediates. We have professional researchers in organic synthesis, analytical chemistry and production process

alpha-Amyrin

Cas:638-95-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

urs-12-en-3β-yl acetate
863-76-3, 101915-52-0, 22395-84-2

urs-12-en-3β-yl acetate

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With potassium hydroxide In methanol Reflux;99%
Stage #1: urs-12-en-3β-yl acetate With methanol; sodium methylate at 20℃; for 2h;
Stage #2:
92%
With methanol; sodium methylate at 20℃; for 2h;88%
With potassium hydroxide In methanol
With potassium hydroxide In ethanol for 3h; Deacetylation; Heating;
(3β)-3-{[(1,1-dimethylethyl)dimethylsilyl]oxy}-urs-12-en

(3β)-3-{[(1,1-dimethylethyl)dimethylsilyl]oxy}-urs-12-en

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride In tetrahydrofuran at 20℃; for 14h; Reagent/catalyst; Solvent;94%
urs-12-en-3-one
638-96-0

urs-12-en-3-one

aluminum isopropoxide
555-31-7

aluminum isopropoxide

A

α-amyrin
638-95-9

α-amyrin

B

3α-hydroxyurs-12-ene
5937-48-4

3α-hydroxyurs-12-ene

Conditions
ConditionsYield
With isopropyl alcohol
urs-12-en-3-one
638-96-0

urs-12-en-3-one

A

α-amyrin
638-95-9

α-amyrin

B

3α-hydroxyurs-12-ene
5937-48-4

3α-hydroxyurs-12-ene

Conditions
ConditionsYield
With nickel Hydrogenation;
3α-acetoxy-ursen-(12)-al-(24)-semicarbazone

3α-acetoxy-ursen-(12)-al-(24)-semicarbazone

sodium ethanolate
141-52-6

sodium ethanolate

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
at 200℃;
3β-acetoxy-ursen-(12)-al-(28)-semicarbazone

3β-acetoxy-ursen-(12)-al-(28)-semicarbazone

sodium ethanolate
141-52-6

sodium ethanolate

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
at 200℃;
urs-12-en-3-one
638-96-0

urs-12-en-3-one

aluminum isopropoxide
555-31-7

aluminum isopropoxide

isopropyl alcohol
67-63-0

isopropyl alcohol

A

α-amyrin
638-95-9

α-amyrin

B

3α-hydroxyurs-12-ene
5937-48-4

3α-hydroxyurs-12-ene

(3β)-urs-12-en-3-yl palmitate
22255-10-3

(3β)-urs-12-en-3-yl palmitate

A

1-Hexadecanol
36653-82-4

1-Hexadecanol

B

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With lithium aluminium tetrahydride
α-L-rhamnopyranosyl-(1->4)-β-D-glucopyranosyl-(1->3)-α-amyrin

α-L-rhamnopyranosyl-(1->4)-β-D-glucopyranosyl-(1->3)-α-amyrin

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With sulfuric acid In ethanol
fraction No3 of Canarium zeylanicum benzene extract

fraction No3 of Canarium zeylanicum benzene extract

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With nitric acid; sodium chloride In pyridine at 0℃; for 0.2h;2.9 g
urs-12-en-3-one
638-96-0

urs-12-en-3-one

Raney nickel

Raney nickel

A

α-amyrin
638-95-9

α-amyrin

B

3α-hydroxyurs-12-ene
5937-48-4

3α-hydroxyurs-12-ene

Conditions
ConditionsYield
Hydrogenation;
3β-acetoxy-ursen-(12)-one-(16)
107657-17-0

3β-acetoxy-ursen-(12)-one-(16)

sodium ethanolate
141-52-6

sodium ethanolate

hydrazine
302-01-2

hydrazine

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
at 250℃;
neoilexonol
2118-90-3

neoilexonol

acetic acid
64-19-7

acetic acid

platinum

platinum

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
Hydrogenation;
(3β)-urs-12-en-3-yl palmitate
22255-10-3

(3β)-urs-12-en-3-yl palmitate

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With potassium hydroxide In ethanol
Conditions
ConditionsYield
With trifluorormethanesulfonic acid In chloroform-d1 at 23℃; for 24h; Inert atmosphere;A 10 %Spectr.
B 15 %Spectr.
C 10 %Spectr.
D 17 %Spectr.
E 29 %Spectr.
F 12 %Spectr.
Conditions
ConditionsYield
With trifluorormethanesulfonic acid In chloroform-d1 at 23℃; for 12h; Inert atmosphere;A 12 %Spectr.
B 8 %Spectr.
C 17 %Spectr.
D 46 %Spectr.
E 12 %Spectr.
urs-12-ene-3β-tetradecanoate

urs-12-ene-3β-tetradecanoate

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With methanol; sodium hydroxide for 10h;
urs-12-ene-3β-decanoate
149695-97-6

urs-12-ene-3β-decanoate

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With methanol; sodium hydroxide for 10h;
urs-12-ene-3β-dodecanoate

urs-12-ene-3β-dodecanoate

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With methanol; sodium hydroxide for 10h;
isoursenol
14459-13-3

isoursenol

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With trifluorormethanesulfonic acid In chloroform-d1 at 23℃; for 0.25h;93 %Spectr.
methanol
67-56-1

methanol

3β-12-ursen-3-yl docosanoate

3β-12-ursen-3-yl docosanoate

A

behenic acid methyl ester
929-77-1

behenic acid methyl ester

B

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With potassium hydroxide
methanol
67-56-1

methanol

3β-12-ursen-3-yl nonacosanoate

3β-12-ursen-3-yl nonacosanoate

A

nonacosanoic acid methyl ester
4082-55-7

nonacosanoic acid methyl ester

B

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
With potassium hydroxide
(3β)-3-{[(1,1-dimethylethyl)dimethylsilyl]oxy}-28-{[(trifluoromethyl)sulfonyl]oxy}-urs-12-en

(3β)-3-{[(1,1-dimethylethyl)dimethylsilyl]oxy}-28-{[(trifluoromethyl)sulfonyl]oxy}-urs-12-en

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: lithium aluminium tetrahydride / tetrahydrofuran / 4 h / 0 - 20 °C
2: tetrabutyl ammonium fluoride / tetrahydrofuran / 14 h / 20 °C
View Scheme
ursolic acid
77-52-1

ursolic acid

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: potassium carbonate / N,N-dimethyl-formamide / 0.5 h
1.2: 12 h / 20 °C
2.1: 1H-imidazole / N,N-dimethyl-formamide / 24 h / 50 °C
3.1: lithium aluminium tetrahydride / tetrahydrofuran / 0 °C / Reflux
4.1: pyridine / dichloromethane / 0.25 h / 0 °C
5.1: lithium aluminium tetrahydride / tetrahydrofuran / 4 h / 0 - 20 °C
6.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 14 h / 20 °C
View Scheme
Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 1H-imidazole / N,N-dimethyl-formamide / 24 h / 50 °C
2: lithium aluminium tetrahydride / tetrahydrofuran / 0 °C / Reflux
3: pyridine / dichloromethane / 0.25 h / 0 °C
4: lithium aluminium tetrahydride / tetrahydrofuran / 4 h / 0 - 20 °C
5: tetrabutyl ammonium fluoride / tetrahydrofuran / 14 h / 20 °C
View Scheme
(3β)-methyl 3-{[(1,1-dimethylethyl)dimethylsilyl]oxy}-urs-12-en-28-oate
197500-54-2

(3β)-methyl 3-{[(1,1-dimethylethyl)dimethylsilyl]oxy}-urs-12-en-28-oate

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: lithium aluminium tetrahydride / tetrahydrofuran / 0 °C / Reflux
2: pyridine / dichloromethane / 0.25 h / 0 °C
3: lithium aluminium tetrahydride / tetrahydrofuran / 4 h / 0 - 20 °C
4: tetrabutyl ammonium fluoride / tetrahydrofuran / 14 h / 20 °C
View Scheme
(3β)-3-{[(1,1-dimethylethyl)dimethylsilyl]oxy}-urs-12-en-28-ol
197500-55-3

(3β)-3-{[(1,1-dimethylethyl)dimethylsilyl]oxy}-urs-12-en-28-ol

α-amyrin
638-95-9

α-amyrin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: pyridine / dichloromethane / 0.25 h / 0 °C
2: lithium aluminium tetrahydride / tetrahydrofuran / 4 h / 0 - 20 °C
3: tetrabutyl ammonium fluoride / tetrahydrofuran / 14 h / 20 °C
View Scheme
α-amyrin
638-95-9

α-amyrin

urs-12-en-3-one
638-96-0

urs-12-en-3-one

Conditions
ConditionsYield
With pyridinium chlorochromate In dichloromethane at 20℃; for 12h;90%
With chromium(VI) oxide; sulfuric acid In acetone
With 4-methylisopropylbenzene; nickel Heating;
nicotinic acid
59-67-6

nicotinic acid

α-amyrin
638-95-9

α-amyrin

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a, 14,14a,14b-icosahydropicen-3-ylnicotinate
1443125-09-4

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a, 14,14a,14b-icosahydropicen-3-ylnicotinate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;85%
α-amyrin
638-95-9

α-amyrin

para-chlorobenzoic acid
74-11-3

para-chlorobenzoic acid

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 4-chlorobenzoate
1010707-21-7

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 4-chlorobenzoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;80%
n-hexanoic anhydride
2051-49-2

n-hexanoic anhydride

α-amyrin
638-95-9

α-amyrin

urs-12-ene-3β-hexanoate
130838-16-3

urs-12-ene-3β-hexanoate

Conditions
ConditionsYield
With dmap In dichloromethane for 3h;77%
α-amyrin
638-95-9

α-amyrin

5-oxo-5-phenylvaleric acid
1501-05-9

5-oxo-5-phenylvaleric acid

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 5-oxo-5-phenylpentanoate
1146582-50-4

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 5-oxo-5-phenylpentanoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;72%
α-amyrin
638-95-9

α-amyrin

4-nitro-benzoic acid
62-23-7

4-nitro-benzoic acid

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 4-nitrobenzoate

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 4-nitrobenzoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;72%
α-amyrin
638-95-9

α-amyrin

acetic anhydride
108-24-7

acetic anhydride

urs-12-en-3β-yl acetate
863-76-3, 101915-52-0, 22395-84-2

urs-12-en-3β-yl acetate

Conditions
ConditionsYield
With dmap In dichloromethane for 3h;71%
With pyridine
With pyridine
With pyridine for 5h; Heating;
α-amyrin
638-95-9

α-amyrin

1-hexadecylcarboxylic acid
57-10-3

1-hexadecylcarboxylic acid

(3β)-urs-12-en-3-yl palmitate
22255-10-3

(3β)-urs-12-en-3-yl palmitate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 18h; Acetylation;68%
4-Methoxyphenylacetic acid
104-01-8

4-Methoxyphenylacetic acid

α-amyrin
638-95-9

α-amyrin

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 2-(4-methoxyphenyl)acetate
1146582-48-0

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 2-(4-methoxyphenyl)acetate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;54%
2-Picolinic acid
98-98-6

2-Picolinic acid

α-amyrin
638-95-9

α-amyrin

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl nicotinate
1146582-54-8

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl nicotinate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;53%
α-amyrin
638-95-9

α-amyrin

A-neo-ursa-3(5),12-diene
127603-20-7

A-neo-ursa-3(5),12-diene

Conditions
ConditionsYield
With phosphorus pentaoxide In toluene for 2h; Heating;52%
α-amyrin
638-95-9

α-amyrin

4-(4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yloxy)-4-oxo-butanoic acid
57732-64-6

4-(4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yloxy)-4-oxo-butanoic acid

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl succinate
1146582-66-2

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl succinate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;52%
quinoline-2-carboxylic acid
93-10-7

quinoline-2-carboxylic acid

α-amyrin
638-95-9

α-amyrin

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl isoquinoline-1-carboxylate
1146582-56-0

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl isoquinoline-1-carboxylate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;51%
succinic acid anhydride
108-30-5

succinic acid anhydride

α-amyrin
638-95-9

α-amyrin

4-(4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yloxy)-4-oxo-butanoic acid
57732-64-6

4-(4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yloxy)-4-oxo-butanoic acid

Conditions
ConditionsYield
With dmap In dichloromethane at 20℃; for 4h;48%
α-amyrin
638-95-9

α-amyrin

A

urs-12-en-3-one
638-96-0

urs-12-en-3-one

B

3,11-dioxo α-amyrin
38242-01-2

3,11-dioxo α-amyrin

Conditions
ConditionsYield
With chromium(VI) oxide In acetic acid for 48h; Ambient temperature;A 47%
B 24%
With chromium(VI) oxide In acetic acid Ambient temperature;A 47%
B 24%
Angelic acid
565-63-9

Angelic acid

α-amyrin
638-95-9

α-amyrin

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl (Z)-2-methylbut-2-enoate

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl (Z)-2-methylbut-2-enoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;46%
Hippuric Acid
495-69-2

Hippuric Acid

α-amyrin
638-95-9

α-amyrin

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 2-benzamidoacetate
1146582-60-6

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 2-benzamidoacetate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;43%
α-amyrin
638-95-9

α-amyrin

2,5-dimethylbenzoic acid
610-72-0

2,5-dimethylbenzoic acid

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 2,5-dimethylbenzoate
1146582-62-8

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 2,5-dimethylbenzoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;43%
phthalic anhydride
85-44-9

phthalic anhydride

α-amyrin
638-95-9

α-amyrin

2-(4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yloxy)carbonylbenzoic acid
1011714-98-9

2-(4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yloxy)carbonylbenzoic acid

Conditions
ConditionsYield
With dmap In dichloromethane at 20℃; for 4h;42%
α-amyrin
638-95-9

α-amyrin

2-Bromopropionic acid
598-72-1

2-Bromopropionic acid

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 2-bromopropanoate
1146582-58-2

4,4,6a,6b,8a,11,12,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl 2-bromopropanoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 4h;35%
pyridine
110-86-1

pyridine

α-amyrin
638-95-9

α-amyrin

propionyl chloride
79-03-8

propionyl chloride

urs-12-ene-3β-propionate
115653-34-4

urs-12-ene-3β-propionate

Conditions
ConditionsYield
With diethyl ether
pyridine
110-86-1

pyridine

α-amyrin
638-95-9

α-amyrin

Stearoyl chloride
112-76-5

Stearoyl chloride

(3β)-urs-12-en-3-yl stearate
63195-78-8

(3β)-urs-12-en-3-yl stearate

Conditions
ConditionsYield
With diethyl ether
pyridine
110-86-1

pyridine

α-amyrin
638-95-9

α-amyrin

Trichloroacetyl chloride
76-02-8

Trichloroacetyl chloride

O-trichloroacetyl-α-amyrin

O-trichloroacetyl-α-amyrin

Conditions
ConditionsYield
With diethyl ether
formic acid
64-18-6

formic acid

α-amyrin
638-95-9

α-amyrin

urs-12-ene-3β-formiate
6201-95-2

urs-12-ene-3β-formiate

α-amyrin
638-95-9

α-amyrin

beta-amyrin
559-70-6

beta-amyrin

6-Hydroxy-1.2.5-trimethyl-naphthalin
108368-99-6

6-Hydroxy-1.2.5-trimethyl-naphthalin

Conditions
ConditionsYield
With selenium at 350℃;
α-amyrin
638-95-9

α-amyrin

beta-amyrin
559-70-6

beta-amyrin

10-hydroxy-2.9-dimethyl-picene

10-hydroxy-2.9-dimethyl-picene

Conditions
ConditionsYield
With selenium at 350℃;
α-amyrin
638-95-9

α-amyrin

N-chlorobetainyl chloride
53684-57-4

N-chlorobetainyl chloride

trimethyl-urs-12-en-3β-yloxycarbonylmethyl-ammonium; chloride
124107-50-2

trimethyl-urs-12-en-3β-yloxycarbonylmethyl-ammonium; chloride

Conditions
ConditionsYield
With chloroform
α-amyrin
638-95-9

α-amyrin

1,2,7-trimethylnaphthalene
486-34-0

1,2,7-trimethylnaphthalene

Conditions
ConditionsYield
With selenium
With sulfur

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