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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 quantiti

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality 2,4-Dichloroquinazoline supplier in China

Cas:607-68-1

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Jinan Finer Chemical Co., Ltd

Product description: Product name 2,4-Dichloroquinazoline CAS number 607-68-1 Assay ≥99% Appearance White crystalline powder Capacity 200mt/year Application Pharmaceutical in

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:10 Gram

FOB Price: $12.0

Type:Lab/Research institutions

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Unique advantages for 2,4-Dichloroquinazoline Cas 607-68-1 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Powder Storage:Store at room Package:1kg/bag Application:Intermedia

Manufacturer 2,4-Dichloroquinazoline Cas 607-68-1 with cheap price good service

Cas:607-68-1

Min.Order:500 Gram

FOB Price: $1.0 / 35.0

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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 2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:1

Negotiable

Type:Other

inquiry

Wuhan Kemi-Works Chemical Co., Ltd

1.Product name: 2,4-dichloroquinazoline 2.CAS No. 607-68-1 3.MF: C8H4Cl2N2 4.Assay:98.0%min 5.Appearance: White crystal ISO9001 Appearance:White crystal Storage:Store in dry and cool place with good seal Package: 25kg/drum, or as per your re

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:1 Kilogram

Negotiable

Type:Other

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% 607-68-1 2,4-dichloroquinazoline Manufacturer

Cas:607-68-1

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:1 Kilogram

FOB Price: $5.0

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

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

TIANFU-CHEM 2,4-Dichloroquinazoline //DCQZL

Cas:607-68-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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

Factory direct supply CAS 607-68-1 with best quality

Cas:607-68-1

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product Name: 2,4-Dichloroquinazoline Synonyms: QUINAZOLINE, 2,4-DICHLORO-;IFLAB-BB F2108-0057;2,4-DICHLOROQUINAZOLINE;2,4-Dichloroquinazol;QUINAZOLINE,2,4-DICHLORO-6,7-DIMETHOXY-;2,4-Dichloroquinazoline ,9

2,4-Dichloroquinazoline

Cas:607-68-1

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

Quinazoline,2,4-dichloro- 607-68-1

Cas:607-68-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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

2, 4-Dichloroquinazoline CAS No. 607-68-1

Cas:607-68-1

Min.Order:1 Gram

FOB Price: $6.0 / 9.0

Type:Trading Company

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

Anesthetic Agents, Anti-Allergic, 2,4-Dichloroquinazoline CAS:607-68-1

Cas:607-68-1

Min.Order:1 Kilogram

FOB Price: $132.0 / 164.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

2,4-Dichloroquinazoline CAS 607-68-1 Our advantage: 1. Deeply cultivated in chemical foreign trade for many years, rich industry experience 2. Direct sales by chemical raw material manufacturers, low prices 3.Excellent scientific research team to

2,4-Dichloroquinazoline CAS 607-68-1

Cas:607-68-1

Min.Order:10 Gram

FOB Price: $100.0 / 200.0

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

Quinazoline,2,4-dichloro-

Cas:607-68-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Jiutian Bio-medical Technology Co., Ltd

Name: Quinazoline,2,4-dichloro- Synonyms: R793; QUI036; A15217; CD-991; WT2130; A-2592; AC-712; GL-1013; RP11666; DE-0057; 607d681; AN-2709; AB03291; AT-15469; HE020213; AK-28695; SC-05676; SY003248; AJ-29351; BR-28695; BP-10513; ACT01917; CJ-27293;

2,4-dichloro-quinazoline 607-68-1

Cas:607-68-1

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

CAS NO.:607-68-1

Cas:607-68-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Price, service, company and transport advantage: 1.place of origin china with super quality by reasonable price. 2. it's customers' right to choose the package (ems, dhl, fedex, ups); 3. it's custo

BEST PRICE/2,4-dichloroquinazoline

Cas:607-68-1

Min.Order:10 Gram

Negotiable

Type:Trading Company

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:0

Negotiable

Type:Manufacturers

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

2,4-Dichloroquinazoline

Cas:607-68-1

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

2,4-DICLOROQUINAZOL

Cas:607-68-1

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

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

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

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Shaanxi Cuicheng Biomedical Technology Co., Ltd.

Why Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:1 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

2,4-Dichloro Quinazoline

Cas:607-68-1

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used for active pharmaceutical ingr

2,4-Dichloroquinazoline

Cas:607-68-1

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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,

QUINAZOLINE, 2,4-DICHLORO-

Cas:607-68-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With trichlorophosphate at 115℃; for 16h;100%
With trichlorophosphate at 115℃; for 16h;100%
With trichlorophosphate for 18h; Heating / reflux;96%
methyl carbamate
598-55-0

methyl carbamate

2-aminobenzoyl chloride
21563-73-5

2-aminobenzoyl chloride

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With pyridine; tetrachloromethane; titanium(IV) oxide; vanadia; tungsten(VI) oxide; tin(IV) oxide In N,N-dimethyl-formamide at 120 - 230℃; under 2250.23 - 6000.6 Torr; for 32h; Solvent; Temperature; Pressure; Reagent/catalyst;99.1%
quinazoline-2,4-diol
86-96-4

quinazoline-2,4-diol

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With trichlorophosphate for 2.5h; Heating / reflux;99%
With N-ethyl-N,N-diisopropylamine; trichlorophosphate at 110℃; for 3h;98.4%
With N-ethyl-N,N-diisopropylamine; trichlorophosphate at 90℃; for 6h;95%
bis(trichloromethyl) carbonate
32315-10-9

bis(trichloromethyl) carbonate

anthranilic acid nitrile
1885-29-6

anthranilic acid nitrile

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
Stage #1: bis(trichloromethyl) carbonate With triethylamine; Triphenylphosphine oxide In chlorobenzene at 20℃; for 0.5h; Cooling with ice;
Stage #2: anthranilic acid nitrile In chlorobenzene at 120℃; for 6h;
95%
Stage #1: bis(trichloromethyl) carbonate With triethylamine; Triphenylphosphine oxide In chlorobenzene at 0℃; for 0.5h;
Stage #2: anthranilic acid nitrile In chlorobenzene at 120℃; for 5h;
45%
3-tert-butyl-1,2,3,4-tetrahydroquinazoline-2,4-dione
1209-77-4

3-tert-butyl-1,2,3,4-tetrahydroquinazoline-2,4-dione

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; trichlorophosphate at 100℃; for 4h; Sealed tube;93%
3-(hydroxyimino)indolin-2-one
607-28-3, 73859-64-0, 73859-66-2

3-(hydroxyimino)indolin-2-one

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With bis(trichloromethyl) carbonate; Tris(4-methoxyphenyl)phosphine oxide In chlorobenzene at 120℃; for 3h; Mechanism; Reagent/catalyst;93%
1-Methylpyrrolidine
120-94-5

1-Methylpyrrolidine

2-chloro-4(3H)-quinazolinone
607-69-2

2-chloro-4(3H)-quinazolinone

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With trichlorophosphate at 80 - 85℃; for 0.5h;90%
2-chloro-4(3H)-quinazolinone
607-69-2

2-chloro-4(3H)-quinazolinone

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With 1-Methylpyrrolidine; trichlorophosphate at 20 - 25℃; for 0.5h;90%
N-tert-butyl-pyrrolidine
15185-01-0

N-tert-butyl-pyrrolidine

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

A

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

B

tert-Butyl-(4-chloro-butyl)-(4-chloro-quinazolin-2-yl)-amine

tert-Butyl-(4-chloro-butyl)-(4-chloro-quinazolin-2-yl)-amine

Conditions
ConditionsYield
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 88.5%
B n/a
anthranilic acid nitrile
1885-29-6

anthranilic acid nitrile

trichloromethyl chloroformate
503-38-8

trichloromethyl chloroformate

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
In acetonitrile at 130℃; for 12h;86%
1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

(pyrrolidine-1)-2 butane

(pyrrolidine-1)-2 butane

A

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

B

sec-Butyl-(4-chloro-butyl)-(4-chloro-quinazolin-2-yl)-amine

sec-Butyl-(4-chloro-butyl)-(4-chloro-quinazolin-2-yl)-amine

Conditions
ConditionsYield
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 84.6%
B n/a
2-Hydroxy-3H-quinazolin-4-one

2-Hydroxy-3H-quinazolin-4-one

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With N,N-dimethyl-formamide; trichlorophosphate80%
1-Methylpyrrolidine
120-94-5

1-Methylpyrrolidine

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

A

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

B

4-chloro-2-quinazoline
81093-71-2

4-chloro-2-quinazoline

Conditions
ConditionsYield
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 3.3%
B 77.3%
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 3.3%
B 77.3%
With trichlorophosphate at 20 - 25℃; for 0.166667h;A 12.7%
B 70.5%
2,4-dioxo-1,2,3,4-tetrahydroquinoline
52851-41-9

2,4-dioxo-1,2,3,4-tetrahydroquinoline

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
Stage #1: 2,4-dioxo-1,2,3,4-tetrahydroquinoline With trichlorophosphate for 48h; Reflux;
Stage #2: With water at 30℃;
71%
1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

A

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

B

4-chloro-2-quinazoline
81093-71-2

4-chloro-2-quinazoline

Conditions
ConditionsYield
With 1-methyl-pyrrolidin-2-one; trichlorophosphate at 20 - 25℃; for 0.166667h;A 12.7%
B 70.5%
N-propylpyrrolidine
7335-07-1

N-propylpyrrolidine

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

A

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

B

4-chloro-2-(N-propyl-4-chlorobutylamino)quinazoline
81683-45-6

4-chloro-2-(N-propyl-4-chlorobutylamino)quinazoline

Conditions
ConditionsYield
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 19.5%
B 59.4%
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 19.5%
B 59.4%
1-ethylpyrrolidine
7335-06-0

1-ethylpyrrolidine

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

A

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

B

4-chloro-2-(N-ethyl-4-chlorobutylamino)quinazoline
81683-44-5

4-chloro-2-(N-ethyl-4-chlorobutylamino)quinazoline

Conditions
ConditionsYield
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 17.9%
B 58.7%
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 17.9%
B 58.7%
1-butylpyrrolidine
767-10-2

1-butylpyrrolidine

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

A

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

B

4-chloro-2-(N-butyl-4-chlorobutylamino)quinazoline
81683-46-7

4-chloro-2-(N-butyl-4-chlorobutylamino)quinazoline

Conditions
ConditionsYield
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 48.5%
B 34.7%
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 48.5%
B 34.7%
N-methylcyclohexylamine
626-67-5

N-methylcyclohexylamine

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

A

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

B

(5-Chloro-pentyl)-(4-chloro-quinazolin-2-yl)-methyl-amine
83369-15-7

(5-Chloro-pentyl)-(4-chloro-quinazolin-2-yl)-methyl-amine

Conditions
ConditionsYield
With trichlorophosphate at 80 - 85℃; for 0.333333h;A 41.9%
B 28.2%
3-methyl-2,4(1H,3H)-quinazolinedione
607-19-2

3-methyl-2,4(1H,3H)-quinazolinedione

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With phosphorus pentachloride at 160 - 170℃; im Rohr;
1-Methylpyrrolidine
120-94-5

1-Methylpyrrolidine

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

A

2-chloro-4(3H)-quinazolinone
607-69-2

2-chloro-4(3H)-quinazolinone

B

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

C

4-chloro-2-quinazoline
81093-71-2

4-chloro-2-quinazoline

D

2--4(3H)-quinazoline
84148-67-4

2--4(3H)-quinazoline

Conditions
ConditionsYield
With trichlorophosphate Product distribution; Mechanism; ratio of products vs. conditions;
2.4-dioxy-quinazoline

2.4-dioxy-quinazoline

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
With phosphorus pentachloride; phosphorus trichloride at 150 - 160℃; im Rohr;
With phosphorus pentachloride; trichlorophosphate
3-methyl-2,4(1H,3H)-quinazolinedione
607-19-2

3-methyl-2,4(1H,3H)-quinazolinedione

phosphorus pentachloride
10026-13-8, 874483-75-7

phosphorus pentachloride

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
at 160 - 170℃; im Rohr;
phosphorus pentachloride
10026-13-8, 874483-75-7

phosphorus pentachloride

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

phosphorus pentachloride
10026-13-8, 874483-75-7

phosphorus pentachloride

1,2,3,4-tetrahydro-quinazoline-2,4-dione
86-96-4

1,2,3,4-tetrahydro-quinazoline-2,4-dione

phosphorus trichloride
7719-12-2, 52843-90-0

phosphorus trichloride

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
at 150 - 160℃; im Rohr;
N-(2-Cyanophenyl)-2,2,2-trifluoroacetamide
64718-13-4

N-(2-Cyanophenyl)-2,2,2-trifluoroacetamide

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. K2CO3 / methanol / 12 h / 20 °C
2: 86 percent / acetonitrile / 12 h / 130 °C
View Scheme
2-iodophenylamine
615-43-0

2-iodophenylamine

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: dimethylformamide / 0.5 h / 20 °C
2: dimethylformamide / 0.5 h / 100 °C
3: aq. K2CO3 / methanol / 12 h / 20 °C
4: 86 percent / acetonitrile / 12 h / 130 °C
View Scheme
2,2,2-trifluoro-N-(2-iodophenyl)acetamide
143321-89-5

2,2,2-trifluoro-N-(2-iodophenyl)acetamide

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: dimethylformamide / 0.5 h / 100 °C
2: aq. K2CO3 / methanol / 12 h / 20 °C
3: 86 percent / acetonitrile / 12 h / 130 °C
View Scheme
aniline
62-53-3

aniline

α-chloro-propionic acid amide

α-chloro-propionic acid amide

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: ICl / dimethylformamide / 0.5 h / 20 °C
2: dimethylformamide / 0.5 h / 20 °C
3: dimethylformamide / 0.5 h / 100 °C
4: aq. K2CO3 / methanol / 12 h / 20 °C
5: 86 percent / acetonitrile / 12 h / 130 °C
View Scheme
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

2-chloro-quinazolin-4-ylamine
59870-43-8

2-chloro-quinazolin-4-ylamine

Conditions
ConditionsYield
With ammonia In methanol at 20℃; Substitution;100%
With ammonium hydroxide at 20℃; for 28.5h;96%
With ammonia In tetrahydrofuran; water at 20℃;72%
1-methyl-piperazine
109-01-3

1-methyl-piperazine

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

2-chloro-4-(4-methylpiperazin-1-yl)quinazoline
39216-68-7

2-chloro-4-(4-methylpiperazin-1-yl)quinazoline

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In ethyl acetate at 0 - 20℃; for 1.5h;100%
Stage #1: 1-methyl-piperazine; 2,4-dichloroquinazoline In tetrahydrofuran for 3.5h;
Stage #2: With sodium hydroxide In tetrahydrofuran; dichloromethane; water
96%
With sodium carbonate In ethanol Heating;87%
In tetrahydrofuran at 20℃; Condensation;
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

3-methyl-5-aminopyrazole
31230-17-8

3-methyl-5-aminopyrazole

2-chloro-N-(5-methyl-1H-pyrazol-3-yl)quinazolin-4-amine
404828-30-4

2-chloro-N-(5-methyl-1H-pyrazol-3-yl)quinazolin-4-amine

Conditions
ConditionsYield
With triethylamine In ethanol at 20℃;100%
With triethylamine In ethanol at 20℃; for 3h;
In ethanol
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

N-(3-aminophenyl)cyclopropanesulfonamide
1203416-45-8

N-(3-aminophenyl)cyclopropanesulfonamide

2-chloro-N4-[3-(cyclopropanesulfonamido)phenyl]quinazoline-4-amine

2-chloro-N4-[3-(cyclopropanesulfonamido)phenyl]quinazoline-4-amine

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol for 16h; Reflux;100%
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol for 16h; Reflux;100%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

(S)-Alaninol
2749-11-3

(S)-Alaninol

C11H12ClN3O

C11H12ClN3O

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran100%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

(2R)-hydroxypropylamine
2799-16-8

(2R)-hydroxypropylamine

C11H12ClN3O

C11H12ClN3O

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran100%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

4-(naphthalene-2-yl)phenylboronic acid pinacol ester
918655-03-5

4-(naphthalene-2-yl)phenylboronic acid pinacol ester

C24H15ClN2
1373265-69-0

C24H15ClN2

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; toluene at 100℃; for 5h;99.9%
TETRAHYDROFURFURYLAMINE
4795-29-3

TETRAHYDROFURFURYLAMINE

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

2-chloro-N-((tetrahydrofuran-2-yl)methyl)quinazolin-4-amine

2-chloro-N-((tetrahydrofuran-2-yl)methyl)quinazolin-4-amine

Conditions
ConditionsYield
Stage #1: TETRAHYDROFURFURYLAMINE With triethylamine In methanol at 0℃; for 0.166667h; Inert atmosphere;
Stage #2: 2,4-dichloroquinazoline In methanol; dichloromethane at 0 - 20℃; for 0.5h; Inert atmosphere;
99%
Stage #1: TETRAHYDROFURFURYLAMINE With triethylamine In methanol at 0℃; for 0.166667h; Inert atmosphere;
Stage #2: 2,4-dichloroquinazoline In methanol; dichloromethane at 0 - 20℃; for 0.5h; Inert atmosphere;
99%
With sodium acetate In tetrahydrofuran; water at 65℃;82%
With sodium hydroxide 1.) THF, 30 min, 2.) THF, 30 min; Multistep reaction;
With sodium acetate In tetrahydrofuran; water at 60℃;
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

4-chloro-3-ethoxyphenylamine
852854-42-3

4-chloro-3-ethoxyphenylamine

2-chloro-N4-(4-chloro-3-ethoxyphenyl)quinazoline-4-amine

2-chloro-N4-(4-chloro-3-ethoxyphenyl)quinazoline-4-amine

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol for 18h; Reflux;99%
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol for 18h; Reflux;99%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

2-chloro-4(3H)-quinazolinone
607-69-2

2-chloro-4(3H)-quinazolinone

Conditions
ConditionsYield
Stage #1: 2,4-dichloroquinazoline With sodium hydride at 17 - 24℃; for 4h; Inert atmosphere;
Stage #2: With acetic acid In water at 21 - 24℃; Inert atmosphere;
98.4%
With sodium hydroxide In tetrahydrofuran; water96%
With sodium hydroxide In tetrahydrofuran at 20℃; Inert atmosphere;91%
1-(2-aminoethyl)pyrrolidine
7154-73-6

1-(2-aminoethyl)pyrrolidine

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

2-chloro-N-<2-(1-pyrrolidinyl)ethyl>-4-quinazolinamine
76004-35-8

2-chloro-N-<2-(1-pyrrolidinyl)ethyl>-4-quinazolinamine

Conditions
ConditionsYield
In diethyl ether at 20℃; for 12h;98%
With N-ethyl-N,N-diisopropylamine In acetonitrile at 20℃; for 18h;65%
In diethyl ether for 1.5h;56%
6-methoxy-pyridin-3-ylamine
6628-77-9

6-methoxy-pyridin-3-ylamine

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

2-chloro-N-(6-methoxypyridin-3-yl)quinazolin-4-amine

2-chloro-N-(6-methoxypyridin-3-yl)quinazolin-4-amine

Conditions
ConditionsYield
With sodium acetate In tetrahydrofuran; water at 60℃; for 0.75h;98%
With sodium acetate In tetrahydrofuran; water at 60℃; for 0.75h;98%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

glycine ethyl ester hydrochloride
623-33-6

glycine ethyl ester hydrochloride

methyl-2-(2-chloroquinazolin-4-ylamino)acetate
881310-74-3

methyl-2-(2-chloroquinazolin-4-ylamino)acetate

Conditions
ConditionsYield
With triethylamine In ethanol at 70℃; for 16h;98%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

furan-2-ylmethanamine
617-89-0

furan-2-ylmethanamine

2-chloro-N-(furan-2-ylmethyl)quinazoline-4-amine

2-chloro-N-(furan-2-ylmethyl)quinazoline-4-amine

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃;97%
With triethylamine In tetrahydrofuran for 0.5h; Reflux;92%
With triethylamine In tetrahydrofuran at 60℃; for 1h;88%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

aniline
62-53-3

aniline

2-chloro-N-phenylquinazolin-4-amine
144511-93-3

2-chloro-N-phenylquinazolin-4-amine

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol Substitution; Heating;97%
With sodium acetate In tetrahydrofuran; water at 65℃;94%
With triethylamine In tetrahydrofuran at 60℃;89%
orcinol
504-15-4

orcinol

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

3,5-bis(2-chloroquinazolin-4-yloxy)toluene
1242243-70-4

3,5-bis(2-chloroquinazolin-4-yloxy)toluene

Conditions
ConditionsYield
With 18-crown-6 ether; potassium carbonate In acetone at 20℃; for 48h; Inert atmosphere; regioselective reaction;97%
3-Aminomethylpyridine
3731-52-0

3-Aminomethylpyridine

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

2-chloro-N-(pyridin-3-yl-methyl)quinazolin-4-amine

2-chloro-N-(pyridin-3-yl-methyl)quinazolin-4-amine

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; Inert atmosphere;97%
Stage #1: 3-Aminomethylpyridine With triethylamine In tetrahydrofuran at 20℃; for 0.166667h;
Stage #2: 2,4-dichloroquinazoline In tetrahydrofuran at 20℃;
92.3%
With triethylamine In tetrahydrofuran at 20℃;
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

sodium methylate
124-41-4

sodium methylate

2-chloro-4-methoxyquinazoline
77767-98-7

2-chloro-4-methoxyquinazoline

Conditions
ConditionsYield
With methanol at 20℃; for 48h;96%
In methanol at 20℃; for 48h;96%
With methanol; phenol
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

4-(diphenylamino)phenyl boronic acid
201802-67-7

4-(diphenylamino)phenyl boronic acid

C26H18ClN3

C26H18ClN3

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In tetrahydrofuran; water at 75℃;95.5%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

4-methoxy-aniline
104-94-9

4-methoxy-aniline

2-chloro-N-(4-methoxyphenyl)quinazolin-4-amine
192217-99-5

2-chloro-N-(4-methoxyphenyl)quinazolin-4-amine

Conditions
ConditionsYield
With sodium acetate In tetrahydrofuran; water at 65℃; for 1h;95%
With hydrogenchloride In water; isopropyl alcohol at 20℃;77%
With triethylamine In tetrahydrofuran at 30℃;69.2%
With sodium acetate In tetrahydrofuran; water43%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

4-phenoxyanilin
139-59-3

4-phenoxyanilin

(2-chloro-quinazolin-4-yl)-(4-phenoxy-phenyl)-amine
827031-01-6

(2-chloro-quinazolin-4-yl)-(4-phenoxy-phenyl)-amine

Conditions
ConditionsYield
With sodium acetate In tetrahydrofuran; water at 60℃;95%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

(±)-trans-methyl 3-aminobicyclo[2.2.2]octane-2-carboxylate

(±)-trans-methyl 3-aminobicyclo[2.2.2]octane-2-carboxylate

(+/-)-trans-methyl 3-((2-chloroquinazolin-4-yl)amino)bicyclo[2.2.2]octane-2-carboxylate

(+/-)-trans-methyl 3-((2-chloroquinazolin-4-yl)amino)bicyclo[2.2.2]octane-2-carboxylate

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃;95%
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃;67%
2-pyridin-3-ylethylamine
20173-24-4

2-pyridin-3-ylethylamine

2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

2-chloro-N-(2-(pyridin-3-yl)ethyl)quinazolin-4-amine

2-chloro-N-(2-(pyridin-3-yl)ethyl)quinazolin-4-amine

Conditions
ConditionsYield
Stage #1: 2-pyridin-3-ylethylamine With triethylamine In tetrahydrofuran at 20℃; for 0.166667h;
Stage #2: 2,4-dichloroquinazoline In tetrahydrofuran at 20℃;
94.3%
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

2-aminomethylpyrazine
20010-99-5

2-aminomethylpyrazine

2-chloro-N-(pyrazin-2-ylmethyl)quinazolin-4-amine

2-chloro-N-(pyrazin-2-ylmethyl)quinazolin-4-amine

Conditions
ConditionsYield
Stage #1: 2-aminomethylpyrazine With triethylamine In tetrahydrofuran at 20℃; for 0.166667h;
Stage #2: 2,4-dichloroquinazoline In tetrahydrofuran at 20℃;
94.2%
With triethylamine In tetrahydrofuran at 20℃;
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

dimethyl amine
124-40-3

dimethyl amine

2-chloro-N,N-dimethylquinazolin-4-amine
35691-16-8

2-chloro-N,N-dimethylquinazolin-4-amine

Conditions
ConditionsYield
In tetrahydrofuran; water at 20℃; for 1.33333h;94%
In tetrahydrofuran; water at 20℃; for 1.33333h;94%
In tetrahydrofuran; water at 4 - 20℃; for 1.33333h;94%
With triethylamine In water; N,N-dimethyl-formamide at 20℃; Ice cooling;
With sodium acetate In tetrahydrofuran; water0.037 g
2,4-dichloroquinazoline
607-68-1

2,4-dichloroquinazoline

methylamine
74-89-5

methylamine

2-chloro-4-(N-methylamino)quinazoline
83260-68-8

2-chloro-4-(N-methylamino)quinazoline

Conditions
ConditionsYield
In tetrahydrofuran; water at 20℃; for 0.666667h;94%
With sodium acetate In tetrahydrofuran; water at 65℃;92%
With N-ethyl-N,N-diisopropylamine In ethanol at 20℃; for 4.5h; Inert atmosphere;91%

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