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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

8-Nitro-1H-quinazolin-4-one

Cas:53638-54-3

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Product Name: 8-NITROQUINAZOLIN-4-OL Synonyms: 8-NITROQUINAZOLIN-4-OL;8-Nitroquinazolin-4(3H)-one CAS: 53638-54-3 MF: C8H5N3O3 MW: 191.14 Appearance:white powder Storage:room tempurature Package:as

53638-54-3 8-NITROQUINAZOLIN-4-OL

Cas:53638-54-3

Min.Order:1 Kilogram

FOB Price: $8900.0

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

8-Nitro-1H-quinazolin-4-one

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

8-NITROQUINAZOLIN-4-OL

Cas:53638-54-3

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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

8-Nitro-1H-quinazolin-4-one

Cas:53638-54-3

Min.Order:1 Gram

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

8-nitroquinazolin-4(1H)-one

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Other

inquiry

Antimex Chemical Limied

hight degree of purity Application:Fine chemical intermediates, used as the main raw material for he synthesis of various pesticides, medicines, surfactants, polymer monomers, Ond Ontifungal agents

8-Nitro-1H-quinazolin-4-one

Cas:53638-54-3

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

8-NITROQUINAZOLIN-4-OL

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

8-Nitro-1H-quinazolin-4-one cas 53638-54-3Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

8-Nitro-1H-quinazolin-4-one cas 53638-54-3

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Other

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

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

8-NITROQUINAZOLIN-4-OL

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

8-Nitro-1H-quinazolin-4-one

Cas:53638-54-3

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Hanhong Scientific Co.,Ltd.

factory,reasonable price Appearance:detailed see specifications Storage:Store in dry, dark and ventilated place. Package:according to the clients requirement Application:pharmaceutical intermediates Transportation:by courier,air or sea Port:S

8-Nitroquinazolin-4-ol53638-54-3

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Rechem Science Co., Ltd.

1.Custom synthetic service could be provided and COA/HPLC/HNMR is available. 2.Professional synthesis laboratory and production base. 3.Strong synthesis team and service team.4.Professional data management system.5.We provide the professional test da

8-Nitro-1H-quinazolin-4-one

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Other

inquiry

Chemical Technology Co.,LTD

1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi

8-NITROQUINAZOLIN-4-OL

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Other

inquiry

Finetech Industry Limited

FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 8-nitroquinazolin-4-ol, CAS:53638-54-3 with the most competitive price and the best q

8-nitroquinazolin-4-ol

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Antaeus Bio-technology Co., LTD

Antaeus-biotech with Established in July 4547 is a high-technical enterprise which focus on the development of health products. We have excellent professionals, first-class facilities and perfect management system. Through persistent efforts, we cont

8-NITROQUINAZOLIN-4-OL

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Other

inquiry

Shanghai Jingshi Pharmaceutical Technology Co., Ltd.

We promise quality; We deliver goods timely; We test product purity before delivery;We quote price reasonabl;We guarantee after sale service.Appearance:White or off-white crystalline powder Storage:cool and dry area,avoiding light Package:1g/5g/10g/2

8-NITROQUINAZOLIN-4-OL

Cas:53638-54-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

3-nitroanthranilic acid
606-18-8

3-nitroanthranilic acid

8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

Conditions
ConditionsYield
at 140℃;79%
at 210℃;
With trichlorophosphate at 100℃;
2-amino-3-nitro-benzamide
313279-12-8

2-amino-3-nitro-benzamide

N,N-dimethyl-formamide dimethyl acetal
4637-24-5

N,N-dimethyl-formamide dimethyl acetal

A

8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

B

3-methyl-8-nitroquinazolin-4-one
221448-39-1

3-methyl-8-nitroquinazolin-4-one

C

cis-N'-(2-amino-3-nitrobenzoyl)-N,N-dimethylformamidine

cis-N'-(2-amino-3-nitrobenzoyl)-N,N-dimethylformamidine

D

trans-N'-(2-amino-3-nitrobenzoyl)-N,N-dimethylformamidine

trans-N'-(2-amino-3-nitrobenzoyl)-N,N-dimethylformamidine

Conditions
ConditionsYield
In tetrahydrofuran for 16h;A 19%
B 21%
C n/a
D n/a
3-nitroanthranilic acid
606-18-8

3-nitroanthranilic acid

8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

Conditions
ConditionsYield
With formamide In 2-methoxy-ethanol at 200℃; for 17h;14%
3-nitroanthranilic acid
606-18-8

3-nitroanthranilic acid

formamidine hydrochloride
6313-33-3

formamidine hydrochloride

8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

Conditions
ConditionsYield
at 200℃;
N,N-dimethylformamide diisopropyl acetal
18503-89-4

N,N-dimethylformamide diisopropyl acetal

2-amino-3-nitro-benzamide
313279-12-8

2-amino-3-nitro-benzamide

A

8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

B

3-methyl-8-nitroquinazolin-4-one
221448-39-1

3-methyl-8-nitroquinazolin-4-one

C

4-isopropoxy-8-nitroquinazoline

4-isopropoxy-8-nitroquinazoline

D

8-nitro-3-(prop-2-yl)quinazolin-4-one
1332493-34-1

8-nitro-3-(prop-2-yl)quinazolin-4-one

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 150℃;
3-nitroanthranilic acid
606-18-8

3-nitroanthranilic acid

A

8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

B

3-methyl-8-nitroquinazolin-4-one
221448-39-1

3-methyl-8-nitroquinazolin-4-one

C

cis-N'-(2-amino-3-nitrobenzoyl)-N,N-dimethylformamidine

cis-N'-(2-amino-3-nitrobenzoyl)-N,N-dimethylformamidine

D

trans-N'-(2-amino-3-nitrobenzoyl)-N,N-dimethylformamidine

trans-N'-(2-amino-3-nitrobenzoyl)-N,N-dimethylformamidine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: thionyl chloride / tetrahydrofuran; N,N-dimethyl-formamide / 16 h
2: tetrahydrofuran / 16 h
View Scheme
3-nitroanthranilic acid
606-18-8

3-nitroanthranilic acid

A

8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

B

3-methyl-8-nitroquinazolin-4-one
221448-39-1

3-methyl-8-nitroquinazolin-4-one

C

4-isopropoxy-8-nitroquinazoline

4-isopropoxy-8-nitroquinazoline

D

8-nitro-3-(prop-2-yl)quinazolin-4-one
1332493-34-1

8-nitro-3-(prop-2-yl)quinazolin-4-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: thionyl chloride / tetrahydrofuran; N,N-dimethyl-formamide / 16 h
2: N,N-dimethyl-formamide / 150 °C
View Scheme
3-nitroanthranilic acid
606-18-8

3-nitroanthranilic acid

ammonium acetate
631-61-8

ammonium acetate

8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

Conditions
ConditionsYield
at 150℃; for 2h; Sealed tube;1.8 g
3-nitroanthranilic acid
606-18-8

3-nitroanthranilic acid

8-nitroquinazoline-4(3H)-one

8-nitroquinazoline-4(3H)-one

Conditions
ConditionsYield
at 140℃;79%
at 210℃;
With trichlorophosphate at 100℃;
8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

8-aminoquinazolin-4(3H)-one
130148-49-1

8-aminoquinazolin-4(3H)-one

Conditions
ConditionsYield
With stannous chloride dihydrate In ethyl acetate for 8h; Reflux;72%
With methanol; nickel Hydrogenation;
With sodium sulfide; water
With 10% palladium on carbon; hydrogen In methanol; N,N-dimethyl-formamide
8-nitroquinazoline-4(3H)-one
53638-54-3

8-nitroquinazoline-4(3H)-one

4-chloro-8-nitroquinazoline
19815-18-0

4-chloro-8-nitroquinazoline

Conditions
ConditionsYield
Stage #1: 8-nitroquinazoline-4(3H)-one With trichlorophosphate In N,N-dimethyl-aniline at 0 - 65℃; for 1.5h;
Stage #2: With sodium hydrogencarbonate
59.63%
With phosphorus pentachloride; trichlorophosphate
With phosphorus pentachloride; trichlorophosphate for 4h; Reagent/catalyst; Reflux;1 g

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: POCl3; PCl5
2: methanol
3: palladium/CaCO3; methanol / Hydrogenation
View Scheme

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