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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 services. DayangChem can provide different quantities of custom synthesis ch

9H-Pyrido[2,3-b]indole

Cas:244-76-8

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

Factory Price OLED 99% 244-76-8 alpha-carboline Manufacturer

Cas:244-76-8

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

alpha-carboline CAS:244-76-8

Cas:244-76-8

Min.Order:1 Kilogram

FOB Price: $4.0 / 5.0

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

Pharmaceutical Grade CAS 244-76-8 with competitive price

Cas:244-76-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product name 9H-pyrido[2,3-b]indole Synonyms 1H-Pyrido[2,3-b]indole; 1,9-Diazafluorene; 1-Azacarbazole; 9H-1,9-Diazafluorene; alpha-Carboline CAS 244-76-8

9H-pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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

9H-Pyrido[2,3-b]indole 244-76-8

Cas:244-76-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

alpha-carboline CAS:244-76-8 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 intermediat

alpha-carboline CAS:244-76-8

Cas:244-76-8

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

9H-Pyrido[2,3-b]indole

Cas:244-76-8

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

9H-Pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Jiutian Bio-medical Technology Co., Ltd

1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie

CAS 244-76-8 alpha-carboline

Cas:244-76-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Chemlyte Solutions

Chemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff

Featured products 9H-pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:100 Gram

Negotiable

Type:Other

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

9H-pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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Hangzhou Lingrui Chemical Co.,Ltd.

alpha-carboline CAS NO.244-76-8 Storage:dry and cold Package:according to customers' requirements Application:intermediates Transportation:By air(EMS or EUB or FedEx or TNT ect...) or by sea(FOB or CIF or CNF ect...)or according to your demand. Port:

alpha-carboline CAS NO.244-76-8

Cas:244-76-8

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

9H-Pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:1 Kilogram

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,

9H-pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: alpha-carboline Synonyms: 1,9-Diazafluorene 1-Azacarbazole;9H-1,9-Diazafluorene;NSC 67064;1,9-Diazafluorene;9H-Pyrido[2,3-b]indole;alpha-carboline;1-Azacarbazole;1H-Pyrido[2,3-b]indole CAS: 244-76-8 MF: C11H8N2 MW: 168.19

alpha-carboline

Cas:244-76-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

Product Name 9H-pyrido[2,3-b]indole CAS No. 244-76-8 Appearance White powder Purity 98%

alpha-carboline supplier

Cas:244-76-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe

SAGECHEM/9H-pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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-carboline CAS NO.244-76-8

Cas:244-76-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Our advantage: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 Scientif

TIANFU-CHEM alpha-carboline

Cas:244-76-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Win-Win chemical Co.Ltd

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

9H-pyrido[2,3-b]indole cas no. 244-76-8 98%

Cas:244-76-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

α-carboline

Cas:244-76-8

Min.Order:0

Negotiable

Type:Other

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

9H-Pyrido[2,3-B]Indole

Cas:244-76-8

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

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

9H-Pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:0

Negotiable

Type:Manufacturers

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

9H-pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Ocean Chemical Co., Ltd.

★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support

9H-pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

Appearance: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

alpha-carboline CAS No.244-76-8

Cas:244-76-8

Min.Order:0

Negotiable

Type:Trading Company

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

9H-pyrido[2,3-b]indole

Cas:244-76-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Wuhan Circle Star Chem-medical Technology co.,Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran

alpha-carboline

Cas:244-76-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

BOC Sciences

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

α-Carboline

Cas:244-76-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

5,6,7,8-tetrahydro-9H-pyrido<2,3-b>indole
7076-11-1

5,6,7,8-tetrahydro-9H-pyrido<2,3-b>indole

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With palladium on activated carbon In diphenylether at 210℃; for 0.66h; Inert atmosphere;97%
With palladium on activated charcoal; diphenylether; biphenyl
8-phenyltetrazolo[1,5-a]pyridine
1130816-42-0

8-phenyltetrazolo[1,5-a]pyridine

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With silver hexafluoroantimonate; bis[dichloro(pentamethylcyclopentadienyl)iridium(III)] In benzene at 130℃; for 24h; Solvent; Sealed tube; Glovebox; Inert atmosphere;96%
3-bromo-N-phenylpyridine-2-amine
54904-02-8

3-bromo-N-phenylpyridine-2-amine

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With palladium diacetate; 1,8-diazabicyclo[5.4.0]undec-7-ene; tricyclohexylphosphine tetrafluoroborate In N,N-dimethyl acetamide; o-xylene at 145℃; for 16h; Inert atmosphere;90%
With potassium tert-butylate; ammonia for 1h; Inert atmosphere; Irradiation;88%
With palladium diacetate; 1,8-diazabicyclo[5.4.0]undec-7-ene; CyJohnPhos In N,N-dimethyl acetamide at 140℃; for 1h; Inert atmosphere;76%
3-chloro-N-phenyl-2-aminopyridine
6604-94-0

3-chloro-N-phenyl-2-aminopyridine

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; 1,8-diazabicyclo[5.4.0]undec-7-ene In 1,4-dioxane at 180℃; for 0.166667h; Microwave irradiation; sealed tube;88%
Stage #1: 3-chloro-N-phenyl-2-aminopyridine With palladium diacetate; triphenylphosphine In N,N-dimethyl-formamide for 0.166667h; Graebe-Ullmann Synthesis; Inert atmosphere;
Stage #2: With 1,8-diazabicyclo[5.4.0]undec-7-ene In N,N-dimethyl-formamide at 130℃; for 48h; Graebe-Ullmann Synthesis; Inert atmosphere;
87%
With potassium tert-butylate; ammonia for 1h; Inert atmosphere; Irradiation;75%
2,2-dimethyl-N-(2-(2-fluoro-3-pyridyl)phenyl)propanamide
146141-05-1

2,2-dimethyl-N-(2-(2-fluoro-3-pyridyl)phenyl)propanamide

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With pyridine hydrochloride for 0.25h;82%
With pyridine hydrochloride for 0.25h; Heating; cyclization of various o-pivaloylaminophenyl-o'-halopyridines;82%
2,2-dimethyl-N-(2-(2-chloro-3-pyridyl)phenyl)propanamide
146141-06-2

2,2-dimethyl-N-(2-(2-chloro-3-pyridyl)phenyl)propanamide

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With pyridine hydrochloride for 0.25h;82%
3-(2-nitro-phenyl)-pyridine
4253-80-9

3-(2-nitro-phenyl)-pyridine

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With (4s,6s)-2,4,5,6-tetra(9H-carbazol-9-yl)isophthalonitrile; triphenylphosphine In 1,4-dioxane at 55℃; for 96h; Cadogan-Cameron Wood Cyclization; Inert atmosphere; Irradiation;81%
With 1,10-Phenanthroline; carbon monoxide; palladium diacetate In N,N-dimethyl-formamide at 140℃; under 3102.89 Torr; for 16h;74%
malondialdehyde bis(diethyl acetal)
122-31-6

malondialdehyde bis(diethyl acetal)

2-tosylamidoindole
36982-86-2

2-tosylamidoindole

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With hydrogen bromide In ethanol at 80 - 100℃; for 1.5h;76%
9-methoxymethyl-9H-pyrido[2,3-b]indole

9-methoxymethyl-9H-pyrido[2,3-b]indole

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With methanol; trifluorormethanesulfonic acid; trimethyl orthoformate In nitromethane at 100℃; for 1h;74%
tert-butyl 3-((1E,3Z)-3-(methoxyimino)prop-1-en-1-yl)-1bH-indole-1-carboxylate
1497420-36-6

tert-butyl 3-((1E,3Z)-3-(methoxyimino)prop-1-en-1-yl)-1bH-indole-1-carboxylate

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
In 1,2-dichloro-benzene at 240℃; for 3h; Sealed tube; Microwave irradiation;73%
1-phenyl-1H-7-azabenzo[d][1,2,3]triazole
62052-02-2

1-phenyl-1H-7-azabenzo[d][1,2,3]triazole

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
In 1,4-dioxane for 15h; Irradiation;61%
2-(2-methanesulfonylanilino)-pyridine

2-(2-methanesulfonylanilino)-pyridine

A

benzo[4,5]imidazo[1,2-a]pyridine
245-47-6

benzo[4,5]imidazo[1,2-a]pyridine

B

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
In tert-butyl alcohol for 4h; Cyclization; Irradiation;A 3%
B 59%
1-(pyridin-2-yl)-1H-benzo[d][1,2,3]triazole
13174-93-1

1-(pyridin-2-yl)-1H-benzo[d][1,2,3]triazole

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With polyphosphoric acid at 160 - 175℃; for 3h;47%
With PPA at 150 - 160℃; for 2h;36%
With pyrophosphoric acid at 170℃; for 0.00833333h; microwave irradiation;34%
3-(4-trifluoromethylphenyl)-1,2,3-triazolo<4,5-b>pyridine

3-(4-trifluoromethylphenyl)-1,2,3-triazolo<4,5-b>pyridine

A

α-carboline
244-76-8

α-carboline

B

2-aniline-3-hydroxypyridine
92755-42-5

2-aniline-3-hydroxypyridine

C

1-azacarbazole-6-carboxylic acid

1-azacarbazole-6-carboxylic acid

D

3-hydroxy-2-anilinopyridine-4'-carboxylic acid

3-hydroxy-2-anilinopyridine-4'-carboxylic acid

Conditions
ConditionsYield
With PPA at 140 - 180℃; for 0.5h;A 1.4%
B 10.6%
C 25.4%
D 42.5%
ethyl 4-(3H-[1,2,3]triazolo[4,5-b]pyridin-3-yl)benzoate

ethyl 4-(3H-[1,2,3]triazolo[4,5-b]pyridin-3-yl)benzoate

A

α-carboline
244-76-8

α-carboline

B

2-aniline-3-hydroxypyridine
92755-42-5

2-aniline-3-hydroxypyridine

C

1-azacarbazole-6-carboxylic acid

1-azacarbazole-6-carboxylic acid

D

3-hydroxy-2-anilinopyridine-4'-carboxylic acid

3-hydroxy-2-anilinopyridine-4'-carboxylic acid

Conditions
ConditionsYield
With PPA at 140 - 180℃; for 0.5h;A 4%
B 12.8%
C 23.5%
D 35%
With PPA at 140 - 180℃; for 0.5h;A 4%
B 12.8%
C 23.5%
D 35%
With PPA at 140 - 180℃; for 0.5h;A 4%
B 12.8%
C 23.5%
D 35%
2,3-dichloro-pyridine
2402-77-9

2,3-dichloro-pyridine

aniline
62-53-3

aniline

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
Stage #1: 2,3-dichloro-pyridine; aniline With palladium diacetate; triphenylphosphine; sodium t-butanolate In o-xylene at 120℃; for 3h; Inert atmosphere; Darkness;
Stage #2: With tri-tert-butyl phosphine; 1,8-diazabicyclo[5.4.0]undec-7-ene In N,N-dimethyl acetamide; o-xylene at 150℃; for 12h; Inert atmosphere;
33%
Stage #1: 2,3-dichloro-pyridine; aniline With sodium t-butanolate; palladium diacetate; triphenylphosphine In o-xylene at 120℃; for 3h; Inert atmosphere;
Stage #2: palladium diacetate; 1,8-diazabicyclo[5.4.0]undec-7-ene; tricyclohexylphosphine In ISOPROPYLAMIDE; o-xylene at 150℃; for 12h;
Multi-step reaction with 2 steps
1.1: palladium diacetate; triphenylphosphine; sodium t-butanolate / toluene / 0.17 h / 20 Torr / Inert atmosphere
1.2: 16 h / 100 °C / Inert atmosphere
2.1: palladium diacetate; triphenylphosphine / N,N-dimethyl-formamide / 0.17 h / Inert atmosphere
2.2: 48 h / 130 °C / Inert atmosphere
View Scheme
2-chloropyridine
109-09-1

2-chloropyridine

2-Chloroaniline
95-51-2

2-Chloroaniline

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; potassium tert-butylate In 1,4-dioxane; 5,5-dimethyl-1,3-cyclohexadiene at 120℃; for 20h;10%
3-(2-azidophenyl)pyridine
856849-78-0

3-(2-azidophenyl)pyridine

decalin
91-17-8

decalin

A

γ-carboline
244-69-9

γ-carboline

B

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
at 180℃;
3-(2-azidophenyl)pyridine
856849-78-0

3-(2-azidophenyl)pyridine

A

γ-carboline
244-69-9

γ-carboline

B

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With decalin at 180℃;
1-(N-L-triptophanyl)-1-deoxy-D-fructose
87251-66-9

1-(N-L-triptophanyl)-1-deoxy-D-fructose

A

5-hydroxymethyl-2-furfuraldehyde
67-47-0

5-hydroxymethyl-2-furfuraldehyde

B

Maltol
118-71-8

Maltol

C

isomaltol
3420-59-5

isomaltol

D

α-carboline
244-76-8

α-carboline

E

L-Tryptophan
73-22-3

L-Tryptophan

Conditions
ConditionsYield
In water at 95℃; under 750.06 - 450036 Torr; Rate constant; Product distribution; various pressure; ΔV*;
1-benzylpyrazole
10199-67-4

1-benzylpyrazole

chloroform
67-66-3

chloroform

A

2-chloropyrimidine
1722-12-9

2-chloropyrimidine

B

2-phenylpyrimidine
7431-45-0

2-phenylpyrimidine

C

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
at 550 - 555℃; Title compound not separated from byproducts;
chloroform
67-66-3

chloroform

1-benzyl-4-chloro-1H-pyrazole
50877-40-2

1-benzyl-4-chloro-1H-pyrazole

A

2-phenylpyrimidine
7431-45-0

2-phenylpyrimidine

B

1-benzylpyrazole
10199-67-4

1-benzylpyrazole

C

α-carboline
244-76-8

α-carboline

D

3-chloro-9H-pyrido[2, 3-b]indole

3-chloro-9H-pyrido[2, 3-b]indole

Conditions
ConditionsYield
at 550 - 555℃; Further byproducts given. Title compound not separated from byproducts;
1-benzyl-4-chloro-1H-pyrazole
50877-40-2

1-benzyl-4-chloro-1H-pyrazole

A

NH-pyrazole
288-13-1

NH-pyrazole

B

1-benzylpyrazole
10199-67-4

1-benzylpyrazole

C

α-carboline
244-76-8

α-carboline

D

3-chloro-9H-pyrido[2, 3-b]indole

3-chloro-9H-pyrido[2, 3-b]indole

Conditions
ConditionsYield
With chloroform at 550 - 555℃; Further byproducts given. Title compound not separated from byproducts;
1--benztriazole

1--benztriazole

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
With zinc(II) chloride
With phosphoric acid
2-chloropyridine
109-09-1

2-chloropyridine

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 77 percent / 2 h / 150 - 160 °C
2: 36 percent / PPA / 2 h / 150 - 160 °C
View Scheme
Multi-step reaction with 2 steps
1: 87 percent / 0.17 h / 180 °C / microwave irradiation
2: 34 percent / H4P2O7 / 0.01 h / 170 °C / microwave irradiation
View Scheme
1,2,3-Benzotriazole
95-14-7

1,2,3-Benzotriazole

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 77 percent / 2 h / 150 - 160 °C
2: 36 percent / PPA / 2 h / 150 - 160 °C
View Scheme
Multi-step reaction with 2 steps
1: 5 percent / 0.17 h / 180 °C / microwave irradiation
2: 34 percent / H4P2O7 / 0.01 h / 170 °C / microwave irradiation
View Scheme
Multi-step reaction with 2 steps
1: 30 percent / 0.17 h / 180 °C / microwave irradiation
2: 34 percent / H4P2O7 / 0.01 h / 170 °C / microwave irradiation
View Scheme
2-bromo-pyridine
109-04-6

2-bromo-pyridine

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 30 percent / 0.17 h / 180 °C / microwave irradiation
2: 34 percent / H4P2O7 / 0.01 h / 170 °C / microwave irradiation
View Scheme
Multi-step reaction with 2 steps
1: toluene / 18 h / Reflux
2: polyphosphoric acid / 3 h / 160 - 175 °C
View Scheme
Multi-step reaction with 2 steps
1: toluene / Reflux
2: polyphosphoric acid / 160 - 175 °C
View Scheme
2-methylsulfanyl-pyridine
18438-38-5

2-methylsulfanyl-pyridine

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 5 percent / 0.17 h / 180 °C / microwave irradiation
2: 34 percent / H4P2O7 / 0.01 h / 170 °C / microwave irradiation
View Scheme
2-Amino-3-bromopyridine
13534-99-1

2-Amino-3-bromopyridine

α-carboline
244-76-8

α-carboline

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 90 percent / t-BuONa; 1,1'-bis(diphenylphosphino)ferrocine / Pd2(dba)3 / toluene / 17 h / 100 °C
2: 31 percent / Na2CO3 / Pd(OAc)2 / dimethylformamide / 67 h / Heating
View Scheme
Multi-step reaction with 2 steps
1: palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; sodium t-butanolate / tert-butyl alcohol
2: palladium diacetate; C26H35P; 1,8-diazabicyclo[5.4.0]undec-7-ene / N,N-dimethyl acetamide
View Scheme
Multi-step reaction with 2 steps
1: palladium diacetate; sodium t-butanolate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / 2-methyl-propan-1-ol / 18 h / Reflux
2: 1,8-diazabicyclo[5.4.0]undec-7-ene; palladium diacetate; CyJohnPhos / N,N-dimethyl acetamide / 1 h / 140 °C / Inert atmosphere
View Scheme
Multi-step reaction with 2 steps
1: 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; palladium diacetate; sodium t-butanolate / toluene / 24 h / Reflux
2: 1,8-diazabicyclo[5.4.0]undec-7-ene; palladium diacetate; CyJohnPhos / N,N-dimethyl acetamide / 24 h / Reflux
View Scheme
Multi-step reaction with 2 steps
1: 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; palladium diacetate; sodium t-butanolate / toluene / 24 h / Reflux
2: 1,8-diazabicyclo[5.4.0]undec-7-ene; palladium diacetate; CyJohnPhos / N,N-dimethyl acetamide / 24 h / Reflux
View Scheme
2,6-diiodo-pyridine
53710-17-1

2,6-diiodo-pyridine

α-carboline
244-76-8

α-carboline

9-(6-iodopyridin-2-yl)-9H-pyrido[2,3-b]indole

9-(6-iodopyridin-2-yl)-9H-pyrido[2,3-b]indole

Conditions
ConditionsYield
With potassium phosphate; copper(l) iodide; trans-1,2-cyclohexanediamine In 1,4-dioxane for 12h; Reflux;100%
α-carboline
244-76-8

α-carboline

1,3-dibromobenzene
108-36-1

1,3-dibromobenzene

9-(3-bromophenyl)-9H-pyrido[2,3-b]indole

9-(3-bromophenyl)-9H-pyrido[2,3-b]indole

Conditions
ConditionsYield
With potassium phosphate; copper(l) iodide; rac-diaminocyclohexane In toluene for 16h; Reflux;94%
With copper(l) iodide; potassium carbonate In N,N-dimethyl-formamide for 24h; Inert atmosphere; Reflux;68%
With potassium phosphate; copper(l) iodide; trans-1,2-Diaminocyclohexane In 1,4-dioxane for 36h; Reflux; Inert atmosphere;
2-bromo-pyridine
109-04-6

2-bromo-pyridine

α-carboline
244-76-8

α-carboline

9-(2-pyridyl)-9H-pyrido<2,3-b>indole

9-(2-pyridyl)-9H-pyrido<2,3-b>indole

Conditions
ConditionsYield
With copper; potassium carbonate at 205℃; for 2h; Irradiation;93%
With tri-tert-butyl phosphine; palladium diacetate; sodium t-butanolate In toluene for 4.5h; Inert atmosphere; Reflux;
Stage #1: 2-bromo-pyridine; α-carboline With palladium diacetate; sodium t-butanolate In toluene for 0.5h;
Stage #2: With tri-tert-butyl phosphine In toluene for 4h; Reflux;
α-carboline
244-76-8

α-carboline

iodobenzene
591-50-4

iodobenzene

9-phenyl-9H-pyrido<2,3-b>indole

9-phenyl-9H-pyrido<2,3-b>indole

Conditions
ConditionsYield
With potassium phosphate; copper(l) iodide; rac-diaminocyclohexane In toluene for 16h; Reflux;93%
With potassium phosphate; copper(l) iodide; (S,S)-1,2-diaminocyclohexane In 1,4-dioxane for 24h; Reflux;70%
With copper; potassium carbonate at 200℃; for 5h; Irradiation;59%
Inert atmosphere;
α-carboline
244-76-8

α-carboline

6-bromo-9H-pyrido[2,3-b]indole
26066-88-6

6-bromo-9H-pyrido[2,3-b]indole

Conditions
ConditionsYield
With N-Bromosuccinimide In dichloromethane at 20℃; Inert atmosphere;93%
With bromine In dichloromethane at 20℃; for 1h;91%
With N-Bromosuccinimide In dichloromethane at 20℃; for 2h;89.7%
α-carboline
244-76-8

α-carboline

3,3’-oxybis(iodobenzene)
102391-48-0

3,3’-oxybis(iodobenzene)

9,9’-(oxybis(3,1-phenylene))bis(9H-pyrido[2,3-b]indole)

9,9’-(oxybis(3,1-phenylene))bis(9H-pyrido[2,3-b]indole)

Conditions
ConditionsYield
With copper(I) oxide; 4,7-dimethoxy-1,10-phenanthroline; caesium carbonate In dimethyl sulfoxide at 130 - 160℃; Inert atmosphere;92%
monomethyl oxalyl chloride
5781-53-3

monomethyl oxalyl chloride

α-carboline
244-76-8

α-carboline

C14H10N2O3

C14H10N2O3

Conditions
ConditionsYield
With aluminium trichloride In dichloromethane at 20℃;90%
α-carboline
244-76-8

α-carboline

2,7-dibromo-10-phenyl-10H-spiro[acridine-9,9'-fluorene]

2,7-dibromo-10-phenyl-10H-spiro[acridine-9,9'-fluorene]

10-phenyl-2,7-bis(9H-pyrido[2,3-b]indol-9-yl)-10H-spiro[acridine-9,9'-fluorene]

10-phenyl-2,7-bis(9H-pyrido[2,3-b]indol-9-yl)-10H-spiro[acridine-9,9'-fluorene]

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate; tri tert-butylphosphoniumtetrafluoroborate In toluene at 110℃; for 10h; Buchwald-Hartwig Coupling; Inert atmosphere;88.5%
With tris-(dibenzylideneacetone)dipalladium(0); tri tert-butylphosphoniumtetrafluoroborate In toluene; tert-butyl alcohol for 12h; Inert atmosphere; Reflux;88.5%
2,6-dibromopyrazine
23229-25-6

2,6-dibromopyrazine

α-carboline
244-76-8

α-carboline

C26H16N6

C26H16N6

Conditions
ConditionsYield
With 1-methyl-1H-imidazole; copper(l) iodide; potassium carbonate In toluene at 120℃; for 16h; Sealed tube; Inert atmosphere;87%
α-carboline
244-76-8

α-carboline

but-3-enoic anhydride
1760-48-1

but-3-enoic anhydride

C16H13NO

C16H13NO

Conditions
ConditionsYield
With sulfuric acid In dichloromethane at 40℃; for 6h;86%
α-carboline
244-76-8

α-carboline

6-iodo-9H-pyrido [2,3-b]indole
26066-89-7

6-iodo-9H-pyrido [2,3-b]indole

Conditions
ConditionsYield
Stage #1: α-carboline With acetic acid; potassium iodide for 1h; Reflux; Inert atmosphere;
Stage #2: With potassium iodate for 2h; Reflux; Inert atmosphere;
85%
α-carboline
244-76-8

α-carboline

2-(2-bromophenyl)-5-phenyl-[1,3,4]oxadiazole
83817-43-0

2-(2-bromophenyl)-5-phenyl-[1,3,4]oxadiazole

C25H16N4O

C25H16N4O

Conditions
ConditionsYield
With copper(l) iodide; potassium carbonate; L-proline In dimethyl sulfoxide at 90℃; for 48h; Inert atmosphere;84.2%
α-carboline
244-76-8

α-carboline

1-{2-[4-(chloromethyl)phenoxy]ethyl}hexahydro-1H-azepine hydrochloride
223251-25-0

1-{2-[4-(chloromethyl)phenoxy]ethyl}hexahydro-1H-azepine hydrochloride

9-(4-(2-(azepan-1-yl)ethoxy)benzyl)-9H-pyrido[2,3-b]indole

9-(4-(2-(azepan-1-yl)ethoxy)benzyl)-9H-pyrido[2,3-b]indole

Conditions
ConditionsYield
Stage #1: α-carboline With sodium hydride In N,N-dimethyl-formamide at 0℃; for 1h;
Stage #2: 1-{2-[4-(chloromethyl)phenoxy]ethyl}hexahydro-1H-azepine hydrochloride In N,N-dimethyl-formamide at 20℃;
84%
α-carboline
244-76-8

α-carboline

1-(2-(4-(chloromethyl)phenoxy)ethyl)pyrrolidine hydrochloride

1-(2-(4-(chloromethyl)phenoxy)ethyl)pyrrolidine hydrochloride

9-(4-(2-(pyrrolidin-1-yl)ethoxy)benzyl)-9H-pyrido[2,3-b]indole

9-(4-(2-(pyrrolidin-1-yl)ethoxy)benzyl)-9H-pyrido[2,3-b]indole

Conditions
ConditionsYield
Stage #1: α-carboline With sodium hydride In N,N-dimethyl-formamide at 0℃; for 1h;
Stage #2: 1-(2-(4-(chloromethyl)phenoxy)ethyl)pyrrolidine hydrochloride In N,N-dimethyl-formamide at 20℃;
83%
α-carboline
244-76-8

α-carboline

4-fluoro-1-iodo-2-methylbenzene
66256-28-8

4-fluoro-1-iodo-2-methylbenzene

C18H13FN2

C18H13FN2

Conditions
ConditionsYield
With copper(l) iodide; 1,10-Phenanthroline; potassium carbonate In 5,5-dimethyl-1,3-cyclohexadiene at 140℃; for 7h; Temperature;82.5%
α-carboline
244-76-8

α-carboline

6-nitro-9H-pyrido[2,3-b]indole
6453-22-1

6-nitro-9H-pyrido[2,3-b]indole

Conditions
ConditionsYield
With nitric acid In water at 0 - 30℃;82%
With sulfuric acid; nitric acid In water at -5 - 0℃; for 0.333333h; Inert atmosphere;78.2%
With sulfuric acid; nitric acid In water at -5 - 0℃; for 0.333333h; Inert atmosphere;78.2%
With nitric acid
Multi-step reaction with 2 steps
1.1: ceric ammonium nitrate / acetonitrile / 12 h / Heating
1.2: 63 percent / DMAP / acetonitrile / 12 h / 20 °C
2.1: 79 percent / TFA / CH2Cl2 / 2 h / Heating
View Scheme
α-carboline
244-76-8

α-carboline

2-bromo-4-phenylquinazoline

2-bromo-4-phenylquinazoline

C25H16N4

C25H16N4

Conditions
ConditionsYield
With potassium phosphate; copper(l) iodide; rac-diaminocyclohexane In N,N-dimethyl-formamide for 16h; Inert atmosphere; Reflux;82%
α-carboline
244-76-8

α-carboline

4-(2-morpholin-1-yl-ethoxy)benzyl chloride hydrochloride

4-(2-morpholin-1-yl-ethoxy)benzyl chloride hydrochloride

4-(2-(4-((9H-pyridyl[2,3-b]indol-9-yl)methyl)phenoxy)ethyl)morpholine

4-(2-(4-((9H-pyridyl[2,3-b]indol-9-yl)methyl)phenoxy)ethyl)morpholine

Conditions
ConditionsYield
Stage #1: α-carboline With sodium hydride In N,N-dimethyl-formamide at 0℃; for 1h;
Stage #2: 4-(2-morpholin-1-yl-ethoxy)benzyl chloride hydrochloride In N,N-dimethyl-formamide at 20℃;
82%
α-carboline
244-76-8

α-carboline

2,6-difluoro pyridine
1513-65-1

2,6-difluoro pyridine

9-(6-(9H-indeno[2,1-b]pyridin-9-yl)pyridin-2-yl)-9H-pyrido[2,3-b]indole

9-(6-(9H-indeno[2,1-b]pyridin-9-yl)pyridin-2-yl)-9H-pyrido[2,3-b]indole

Conditions
ConditionsYield
With potassium carbonate In dimethyl sulfoxide at 150℃; for 12h; Inert atmosphere;81%
1-bromo-3,5-dichloro-2,4,6-triazine
854450-65-0

1-bromo-3,5-dichloro-2,4,6-triazine

α-carboline
244-76-8

α-carboline

C14H7Cl2N5

C14H7Cl2N5

Conditions
ConditionsYield
Stage #1: α-carboline With sodium hydride In tetrahydrofuran; hexane at 20℃; for 1h; Inert atmosphere;
Stage #2: 2-bromo-4,6-dichloro-1,3,5-triazine In tetrahydrofuran; hexane at 20℃; Inert atmosphere;
81%
α-carboline
244-76-8

α-carboline

2,8-dibromo-5H-5λ6-dibenzo[b,d]thiophene-5,5-dione
40307-15-1

2,8-dibromo-5H-5λ6-dibenzo[b,d]thiophene-5,5-dione

2,8-bis(9H-pyrido[2,3-b]indol-9-yl)dibenzo[b,d]thiophene 5,5-dioxide

2,8-bis(9H-pyrido[2,3-b]indol-9-yl)dibenzo[b,d]thiophene 5,5-dioxide

Conditions
ConditionsYield
With potassium phosphate; copper(l) iodide; trans-1,2-cyclohexanediamine In toluene for 12h; Inert atmosphere; Reflux;80%
α-carboline
244-76-8

α-carboline

3,5-difluoropyridine-2-carbonitrile
298709-29-2

3,5-difluoropyridine-2-carbonitrile

C28H16N6

C28H16N6

Conditions
ConditionsYield
With potassium carbonate In dimethyl sulfoxide at 140℃; for 12h; Inert atmosphere;80%
α-carboline
244-76-8

α-carboline

6-bromo-9H-pyrido[2,3-b]indole
26066-88-6

6-bromo-9H-pyrido[2,3-b]indole

C22H14N4

C22H14N4

Conditions
ConditionsYield
With potassium phosphate; tetrakis(triphenylphosphine) palladium(0) In water; toluene for 6h; Inert atmosphere; Reflux;78.9%

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