Products

Refine

Country

Business Type

Certificate

Display

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

Pyrrolo[2,3-b]indol-5-ol,1,2,3,3a,8,8a-hexahydro-1,3a,8-trimethyl-, 5-(N-methylcarbamate), (3aS,8aR)-

Cas:57-47-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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 Content Natural Extract PhysostigMine HACCP manufacturer

Cas:57-47-6

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu

lower price High quality PHYSOSTIGMINE

Cas:57-47-6

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

inquiry

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

Physostigmine

Cas:57-47-6

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

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

PHYSOSTIGMINE

Cas:57-47-6

Min.Order:1 Gram

FOB Price: $1.0 / 99.0

Type:Trading Company

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 powd

PHYSOSTIGMINE

Cas:57-47-6

Min.Order:1 Kilogram

FOB Price: $56.0 / 65.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

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)

Eserine

Cas:57-47-6

Min.Order:10 Milligram

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

Changchun Artel lmport and Export trade company

1.strict raw material selection 2.mature production process 3.perfect quality control system 4.intimate servcie 5.competitive price 6.downstream customization 7.has a number of highly qualified engineers and experts to provide guida

Beat price/Physostigmine CAS NO.57-47-6

Cas:57-47-6

Min.Order:10 Gram

Negotiable

Type:Trading Company

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

PHYSOSTIGMINE

Cas:57-47-6

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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

PHYSOSTIGMINE

Cas:57-47-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

Physostigmine

Cas:57-47-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply eserine

Cas:57-47-6

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Hefei Zhaobo Technology Co., Ltd.

PHYSOSTIGMINE CAS 57-47-6 Purity: 99% Min Application: Intermediates Appearance: Powder Package: Bag Delivery: 3-5days Our Advantage & Service 1.Top quality: Using high quality material and establishing a strict quality control syste

PHYSOSTIGMINE CAS 57-47-6

Cas:57-47-6

Min.Order:1 Kilogram

FOB Price: $10.0 / 50.0

Type:Trading Company

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

PHYSOSTIGMINE

Cas:57-47-6

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

Physostigmine

Cas:57-47-6

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu

Physostigmine

Cas:57-47-6

Min.Order:0

Negotiable

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

Pyrrolo[2,3-b]indol-5-ol,1,2,3,3a,8,8a-hexahydro-1,3a,8-trimethyl-, 5-(N-methylcarbamate), (3aS,8aR)-

Cas:57-47-6

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

Beat price/Physostigmine CAS NO.57-47-6 CAS NO.57-47-6

Cas:57-47-6

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

eserine

Cas:57-47-6

Min.Order:0

Negotiable

Type:Other

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 PHYSOSTIGMINE 57-47-6

Cas:57-47-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Dingyan Chem Co., Ltd

Hangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best quality in your re

PhysostigMine

Cas:57-47-6

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 Physostigmine 20mg

Cas:57-47-6

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

ESERINE(RG)

Cas:57-47-6

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

BOC Sciences

BOC Sciences provides a wide range of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds.Appearanc

Physostigmine

Cas:57-47-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Antimex Chemical Limied

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

Gold bromide

Cas:57-47-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

Factory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China

Physostigmine CAS No.57-47-6

Cas:57-47-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Pyrrolo[2,3-b]indol-5-ol,1,2,3,3a,8,8a-hexahydro-1,3a,8-trimethyl-, 5-(N-methylcarbamate), (3aS,8aR)- cas 57-47-6Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transport

Asure Biochem CO.,LTD.

*stable and better quality products*efficient and meticulous servicesAppearance:Powder Storage:Store in dry, cool and ventilated place Package:1kg/tin 5kg/tin 25kg/carton Application:Use in healthcare products. Use in food products. Use in Cosmetic p

PhysostigMine

Cas:57-47-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

formaldehyd
50-00-0

formaldehyd

(-)-N1-norphysostigmine fumarate
116181-32-9

(-)-N1-norphysostigmine fumarate

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
With sodium tetrahydroborate; triethylamine 1.) MeOH, room temperature, 2 h, 2.) room temperature, 0.5 h; Yield given. Multistep reaction;
methyl isocyanate
624-83-9

methyl isocyanate

eseroline
469-22-7

eseroline

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran
With sodium hydride In diethyl ether Yield given;
Stage #1: eseroline With sodium In diethyl ether at 20℃;
Stage #2: methyl isocyanate In diethyl ether at 20℃;
With sodium In diethyl ether at 20℃;
methyl isocyanate
624-83-9

methyl isocyanate

(-)-esermethole
65166-97-4

(-)-esermethole

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
With sodium; boron tribromide Yield given. Multistep reaction;
N8-norphysostigmine
19573-10-5

N8-norphysostigmine

methyl iodide
74-88-4

methyl iodide

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
With alkaline methanol
methyl isocyanate
624-83-9

methyl isocyanate

eserolin

eserolin

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
With diethyl ether; sodium; benzene
geneserin

geneserin

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
With ethanol; acetic acid; zinc
methyl isocyanate
624-83-9

methyl isocyanate

eseroline
469-22-7

eseroline

benzene
71-43-2

benzene

A

Physostigmin
57-47-6

Physostigmin

B

isoeserine

isoeserine

Conditions
ConditionsYield
at 100℃; im Rohr;
2-iodo-4-methoxy-N-methylaniline
139115-75-6

2-iodo-4-methoxy-N-methylaniline

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 55 percent / DCC, HOBT / tetrahydrofuran / Heating
2: 94 percent / Pd2(dba)3*CHCl3, (S)-BINAP, 1,2,2,6,6-pentamethylpiperidine / N,N-dimethyl-acetamide / 1.5 h / 100 °C
3: 80 percent / 3M aq. HCl / tetrahydrofuran / Ambient temperature
4: 1.) Et3N, MgSO4, 2.) LiAlH4 / 1.) THF, RT, overnight, 2.) THF, reflux, 1.5 h
5: BBr3 / CH2Cl2 / 23 °C
6: NaH / diethyl ether
View Scheme
(Z)-2-Methyl-4-triisopropylsilanyloxy-but-2-enoic acid
153109-50-3

(Z)-2-Methyl-4-triisopropylsilanyloxy-but-2-enoic acid

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 55 percent / DCC, HOBT / tetrahydrofuran / Heating
2: 94 percent / Pd2(dba)3*CHCl3, (S)-BINAP, 1,2,2,6,6-pentamethylpiperidine / N,N-dimethyl-acetamide / 1.5 h / 100 °C
3: 80 percent / 3M aq. HCl / tetrahydrofuran / Ambient temperature
4: 1.) Et3N, MgSO4, 2.) LiAlH4 / 1.) THF, RT, overnight, 2.) THF, reflux, 1.5 h
5: BBr3 / CH2Cl2 / 23 °C
6: NaH / diethyl ether
View Scheme
Multi-step reaction with 7 steps
1: 84 percent / Et3N / CH2Cl2 / 0.5 h / Ambient temperature
2: 80 percent / 4 h / 60 °C
3: 94 percent / Pd2(dba)3*CHCl3, (S)-BINAP, 1,2,2,6,6-pentamethylpiperidine / N,N-dimethyl-acetamide / 1.5 h / 100 °C
4: 80 percent / 3M aq. HCl / tetrahydrofuran / Ambient temperature
5: 1.) Et3N, MgSO4, 2.) LiAlH4 / 1.) THF, RT, overnight, 2.) THF, reflux, 1.5 h
6: BBr3 / CH2Cl2 / 23 °C
7: NaH / diethyl ether
View Scheme
Multi-step reaction with 5 steps
1: 1.) BOP, Et3N / 1.) CH2Cl2, 2.) 60 deg C
2: 1,2,2,6,6-pentamethylpiperidine / 20percent Pd-(S)-BINAP / N,N-dimethyl-acetamide / 100 °C
3: 3N aq. HCl / 23 °C
4: 1.) Et3N, MgSO4, 2.) LiAlH4 / 2.) THF, reflux
5: 1.) BBr3, 2.) Na
View Scheme
(Z)-2-Methyl-4-triisopropylsilanyloxy-but-2-enoic acid (2-iodo-4-methoxy-phenyl)-methyl-amide
153109-51-4

(Z)-2-Methyl-4-triisopropylsilanyloxy-but-2-enoic acid (2-iodo-4-methoxy-phenyl)-methyl-amide

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 94 percent / Pd2(dba)3*CHCl3, (S)-BINAP, 1,2,2,6,6-pentamethylpiperidine / N,N-dimethyl-acetamide / 1.5 h / 100 °C
2: 80 percent / 3M aq. HCl / tetrahydrofuran / Ambient temperature
3: 1.) Et3N, MgSO4, 2.) LiAlH4 / 1.) THF, RT, overnight, 2.) THF, reflux, 1.5 h
4: BBr3 / CH2Cl2 / 23 °C
5: NaH / diethyl ether
View Scheme
Multi-step reaction with 4 steps
1: 1,2,2,6,6-pentamethylpiperidine / 20percent Pd-(S)-BINAP / N,N-dimethyl-acetamide / 100 °C
2: 3N aq. HCl / 23 °C
3: 1.) Et3N, MgSO4, 2.) LiAlH4 / 2.) THF, reflux
4: 1.) BBr3, 2.) Na
View Scheme
(3S)-(5-methoxy-1,3-dimethyl-2-oxo-2,3-dihydro-1H-indol-3-yl)acetaldehyde
153109-52-5

(3S)-(5-methoxy-1,3-dimethyl-2-oxo-2,3-dihydro-1H-indol-3-yl)acetaldehyde

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 1.) Et3N, MgSO4, 2.) LiAlH4 / 1.) THF, RT, overnight, 2.) THF, reflux, 1.5 h
2: BBr3 / CH2Cl2 / 23 °C
3: NaH / diethyl ether
View Scheme
Multi-step reaction with 2 steps
1: 1.) Et3N, MgSO4, 2.) LiAlH4 / 2.) THF, reflux
2: 1.) BBr3, 2.) Na
View Scheme
(S)-5-Methoxy-1,3-dimethyl-3-((E)-2-triisopropylsilanyloxy-vinyl)-1,3-dihydro-indol-2-one
153109-54-7

(S)-5-Methoxy-1,3-dimethyl-3-((E)-2-triisopropylsilanyloxy-vinyl)-1,3-dihydro-indol-2-one

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 80 percent / 3M aq. HCl / tetrahydrofuran / Ambient temperature
2: 1.) Et3N, MgSO4, 2.) LiAlH4 / 1.) THF, RT, overnight, 2.) THF, reflux, 1.5 h
3: BBr3 / CH2Cl2 / 23 °C
4: NaH / diethyl ether
View Scheme
Multi-step reaction with 3 steps
1: 3N aq. HCl / 23 °C
2: 1.) Et3N, MgSO4, 2.) LiAlH4 / 2.) THF, reflux
3: 1.) BBr3, 2.) Na
View Scheme
(Z)-1-Benzotriazol-1-yl-2-methyl-4-triisopropylsilanyloxy-but-2-en-1-one

(Z)-1-Benzotriazol-1-yl-2-methyl-4-triisopropylsilanyloxy-but-2-en-1-one

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 80 percent / 4 h / 60 °C
2: 94 percent / Pd2(dba)3*CHCl3, (S)-BINAP, 1,2,2,6,6-pentamethylpiperidine / N,N-dimethyl-acetamide / 1.5 h / 100 °C
3: 80 percent / 3M aq. HCl / tetrahydrofuran / Ambient temperature
4: 1.) Et3N, MgSO4, 2.) LiAlH4 / 1.) THF, RT, overnight, 2.) THF, reflux, 1.5 h
5: BBr3 / CH2Cl2 / 23 °C
6: NaH / diethyl ether
View Scheme
(-)-esermethole
65166-97-4

(-)-esermethole

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: BBr3 / CH2Cl2 / 23 °C
2: NaH / diethyl ether
View Scheme
Multi-step reaction with 2 steps
1: BBr3 / CH2Cl2 / 0 deg C -> r.t.
2: NaH / tetrahydrofuran
View Scheme
(S)-3-(5-Methoxy-2-methylamino-phenyl)-1,3-dimethyl-pyrrolidin-2-one

(S)-3-(5-Methoxy-2-methylamino-phenyl)-1,3-dimethyl-pyrrolidin-2-one

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: LAH / tetrahydrofuran / Heating
2: BBr3 / CH2Cl2 / 0 deg C -> r.t.
3: NaH / tetrahydrofuran
View Scheme
N-[2-((S)-2-Hydroxy-3-methyl-tetrahydro-furan-3-yl)-4-methoxy-phenyl]-N-methyl-acetamide
136569-51-2

N-[2-((S)-2-Hydroxy-3-methyl-tetrahydro-furan-3-yl)-4-methoxy-phenyl]-N-methyl-acetamide

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: 88 percent / Ag2CO3 on Celite / benzene / Heating
2: 76 percent / H2O / 180 °C / sealed tube
3: iBu2AlH / CH2Cl2 / -78 °C
4: NH4OH
5: LAH / tetrahydrofuran / Heating
6: BBr3 / CH2Cl2 / 0 deg C -> r.t.
7: NaH / tetrahydrofuran
View Scheme
(S)-3-{2-[(1-Hydroxy-ethyl)-methyl-amino]-5-methoxy-phenyl}-1,3-dimethyl-pyrrolidin-2-one

(S)-3-{2-[(1-Hydroxy-ethyl)-methyl-amino]-5-methoxy-phenyl}-1,3-dimethyl-pyrrolidin-2-one

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: NH4OH
2: LAH / tetrahydrofuran / Heating
3: BBr3 / CH2Cl2 / 0 deg C -> r.t.
4: NaH / tetrahydrofuran
View Scheme
N-[4-Methoxy-2-((S)-3-methyl-2-oxo-tetrahydro-furan-3-yl)-phenyl]-N-methyl-acetamide
136569-52-3

N-[4-Methoxy-2-((S)-3-methyl-2-oxo-tetrahydro-furan-3-yl)-phenyl]-N-methyl-acetamide

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 76 percent / H2O / 180 °C / sealed tube
2: iBu2AlH / CH2Cl2 / -78 °C
3: NH4OH
4: LAH / tetrahydrofuran / Heating
5: BBr3 / CH2Cl2 / 0 deg C -> r.t.
6: NaH / tetrahydrofuran
View Scheme
N-{2-[(S)-2,3-Dihydroxy-1-(2-hydroxy-ethyl)-1-methyl-propyl]-4-methoxy-phenyl}-N-methyl-acetamide

N-{2-[(S)-2,3-Dihydroxy-1-(2-hydroxy-ethyl)-1-methyl-propyl]-4-methoxy-phenyl}-N-methyl-acetamide

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1: 1) 10percent HCl, 2) NaIO4
2: 88 percent / Ag2CO3 on Celite / benzene / Heating
3: 76 percent / H2O / 180 °C / sealed tube
4: iBu2AlH / CH2Cl2 / -78 °C
5: NH4OH
6: LAH / tetrahydrofuran / Heating
7: BBr3 / CH2Cl2 / 0 deg C -> r.t.
8: NaH / tetrahydrofuran
View Scheme
N-[2-((S)-1,3-Dimethyl-2-oxo-pyrrolidin-3-yl)-4-methoxy-phenyl]-N-methyl-acetamide
136569-53-4

N-[2-((S)-1,3-Dimethyl-2-oxo-pyrrolidin-3-yl)-4-methoxy-phenyl]-N-methyl-acetamide

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: iBu2AlH / CH2Cl2 / -78 °C
2: NH4OH
3: LAH / tetrahydrofuran / Heating
4: BBr3 / CH2Cl2 / 0 deg C -> r.t.
5: NaH / tetrahydrofuran
View Scheme
N-[4-Methoxy-2-((S)-3-methyl-2-oxo-6,7,8-trioxa-bicyclo[3.2.1]oct-3-yl)-phenyl]-N-methyl-acetamide

N-[4-Methoxy-2-((S)-3-methyl-2-oxo-6,7,8-trioxa-bicyclo[3.2.1]oct-3-yl)-phenyl]-N-methyl-acetamide

Physostigmin
57-47-6

Physostigmin

Conditions
ConditionsYield
Multi-step reaction with 9 steps
1: NaBH4 / -78 deg C -> r.t.
2: 1) 10percent HCl, 2) NaIO4
3: 88 percent / Ag2CO3 on Celite / benzene / Heating
4: 76 percent / H2O / 180 °C / sealed tube
5: iBu2AlH / CH2Cl2 / -78 °C
6: NH4OH
7: LAH / tetrahydrofuran / Heating
8: BBr3 / CH2Cl2 / 0 deg C -> r.t.
9: NaH / tetrahydrofuran
View Scheme
Physostigmin
57-47-6

Physostigmin

eseroline
469-22-7

eseroline

Conditions
ConditionsYield
With sodium In butan-1-ol at 20℃;95%
With hydrogenchloride
With sulfuric acid
(2E)-but-2-enedioic acid
110-17-8

(2E)-but-2-enedioic acid

Physostigmin
57-47-6

Physostigmin

(-)-eseroline fumarate salt

(-)-eseroline fumarate salt

Conditions
ConditionsYield
Stage #1: Physostigmin With sodium In butan-1-ol Heating;
Stage #2: (2E)-but-2-enedioic acid In butan-1-ol
95%
methyl bromide
74-83-9

methyl bromide

Physostigmin
57-47-6

Physostigmin

Br(1-)*C16H24N3O2(1+)
1239457-13-6

Br(1-)*C16H24N3O2(1+)

Conditions
ConditionsYield
In diethyl ether; acetonitrile at 20℃; Inert atmosphere;80%
glacial HOAc

glacial HOAc

m-chlorophenyl isocyanate
2909-38-8

m-chlorophenyl isocyanate

Physostigmin
57-47-6

Physostigmin

eseroline
469-22-7

eseroline

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran71.3%
With potassium tert-butylate In tetrahydrofuran
Physostigmin
57-47-6

Physostigmin

geneserine hydrochloride

geneserine hydrochloride

Conditions
ConditionsYield
With dihydrogen peroxide In various solvent(s) for 16h; Ambient temperature;71%
Physostigmin
57-47-6

Physostigmin

Methyl-carbamic acid (3aS,8aR)-8-formyl-1,3a-dimethyl-1,2,3,3a,8,8a-hexahydro-pyrrolo[2,3-b]indol-5-yl ester
128562-54-9

Methyl-carbamic acid (3aS,8aR)-8-formyl-1,3a-dimethyl-1,2,3,3a,8,8a-hexahydro-pyrrolo[2,3-b]indol-5-yl ester

Conditions
ConditionsYield
With dipyridinium dichromate In dichloromethane for 24h; Ambient temperature;28%
With dipyridinium dichromate In dichloromethane25%
Physostigmin
57-47-6

Physostigmin

aq.-ethanolic Ba(OH)2

aq.-ethanolic Ba(OH)2

(3aS)-1,3a,6b,9,10,14-hexamethyl-(3ar,6bt,9at,14ac)-1,2,3,3a,6b,7,8,9,9a,10,14,14a-dodecahydro-12-oxa-1,5,9,10,14-pentaaza-dipentaleno-<1,2-b;2',1'-i>anthracen-4-one

(3aS)-1,3a,6b,9,10,14-hexamethyl-(3ar,6bt,9at,14ac)-1,2,3,3a,6b,7,8,9,9a,10,14,14a-dodecahydro-12-oxa-1,5,9,10,14-pentaaza-dipentaleno-<1,2-b;2',1'-i>anthracen-4-one

Conditions
ConditionsYield
unter Luftzutritt;
Physostigmin
57-47-6

Physostigmin

aqueous ammonium salt

aqueous ammonium salt

(3aS)-1,3a,6b,9,10,14-hexamethyl-(3ar,6bt,9at,14ac)-1,2,3,3a,6b,7,8,9,9a,10,14,14a-dodecahydro-12-oxa-1,5,9,10,14-pentaaza-dipentaleno-<1,2-b;2',1'-i>anthracen-4-one

(3aS)-1,3a,6b,9,10,14-hexamethyl-(3ar,6bt,9at,14ac)-1,2,3,3a,6b,7,8,9,9a,10,14,14a-dodecahydro-12-oxa-1,5,9,10,14-pentaaza-dipentaleno-<1,2-b;2',1'-i>anthracen-4-one

Physostigmin
57-47-6

Physostigmin

(3aS)-6-hydroxy-1,3a,8-trimethyl-5-oxo-(3ar,8ac)-1,2,3,3a,5,8a-hexahydro-pyrrolo<2,3-b>indolium betaine

(3aS)-6-hydroxy-1,3a,8-trimethyl-5-oxo-(3ar,8ac)-1,2,3,3a,5,8a-hexahydro-pyrrolo<2,3-b>indolium betaine

Conditions
ConditionsYield
Luftoxidation;
Physostigmin
57-47-6

Physostigmin

colloid/al palladium

colloid/al palladium

acid

acid

dihydroeserine

dihydroeserine

Conditions
ConditionsYield
Hydrogenation;
Physostigmin
57-47-6

Physostigmin

sodium amalgam

sodium amalgam

diluted hydrochloric acid

diluted hydrochloric acid

dihydroeserine

dihydroeserine

Physostigmin
57-47-6

Physostigmin

zinc dust

zinc dust

hydrochloric acid

hydrochloric acid

dihydroeserine

dihydroeserine

sodium ethanolate
141-52-6

sodium ethanolate

ethyl ester of p-toluenesulfonic acid
80-40-0

ethyl ester of p-toluenesulfonic acid

Physostigmin
57-47-6

Physostigmin

eseraethole

eseraethole

Physostigmin
57-47-6

Physostigmin

air oxygen

air oxygen

Eserine Blue

Eserine Blue

Physostigmin
57-47-6

Physostigmin

eserolin

eserolin

Conditions
ConditionsYield
at 150 - 160℃; im Hochvakuum;
Physostigmin
57-47-6

Physostigmin

concentrated hydrochloric acid

concentrated hydrochloric acid

eserolin

eserolin

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View