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Ality Chemical Corporation

N-DESMETHYLFLUNITRAZEPAM Basic information Product Name: N-DESMETHYLFLUNITRAZEPAM Synonyms: DESMETHYLFLUNITRAZEPAM;5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one;N-DESMETHYLFLUNITRAZEPAM,1.0MG/MLINMETHANOL;5-(2-Fluorpheny

Factory Supply N-Desmethylflunitrazepam

Cas:2558-30-7

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

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 according to the contract research and development services for the fine chemicals, ph

5-(2-Fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

Cas:2558-30-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ

2H-1,4-Benzodiazepin-2-one,5-(2-fluorophenyl)-1,3-dihydro-7-nitro-

Cas:2558-30-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

N-DESMETHYLFLUNITRAZEPAM CAS:2558-30-7 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 i

N-DESMETHYLFLUNITRAZEPAM CAS:2558-30-7

Cas:2558-30-7

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

2H-1,4-Benzodiazepin-2-one,5-(2-fluorophenyl)-1,3-dihydro-7-nitro-

Cas:2558-30-7

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

2H-1,4-Benzodiazepin-2-one,5-(2-fluorophenyl)-1,3-dihydro-7-nitro-

Cas:2558-30-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

5-(2-Fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

Cas:2558-30-7

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:powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:A metabolite of Flunitraz

2H-1,4-Benzodiazepin-2-one,5-(2-fluorophenyl)-1,3-dihydro-7-nitro-

Cas:2558-30-7

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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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

N-DESMETHYLFLUNITRAZEPAM

Cas:2558-30-7

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

My Company Changchun Artel Import and Export trade companyImport and Export Trade Co., Ltd.is located in Changchun, a national historical and cultural city, Jilin Province, China. It covers an area of 22,000 square meters, construction area

2558-30-7 3'-Bromopropiophenone /High quality/Best price/In stock CAS NO.2558-30-7

Cas:2558-30-7

Min.Order:20 Metric Ton

Negotiable

Type:Trading Company

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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

2558-30-7 3'-Bromopropiophenone /High quality/Best price/In stock CAS NO.2558-30-7 CAS NO.2558-30-7

Cas:2558-30-7

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

2H-1,4-Benzodiazepin-2-one,5-(2-fluorophenyl)-1,3-dihydro-7-nitro-

Cas:2558-30-7

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals

N-DESMETHYLFLUNITRAZEPAM

Cas:2558-30-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

2H-1,4-Benzodiazepin-2-one,5-(2-fluorophenyl)-1,3-dihydro-7-nitro-

Cas:2558-30-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

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

2H-1,4-Benzodiazepin-2-one,5-(2-fluorophenyl)-1,3-dihydro-7-nitro-

Cas:2558-30-7

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

N-DESMETHYLFLUNITRAZEPAM

Cas:2558-30-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Henan Kanbei Chemical Co.,LTD

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

N-DESMETHYLFLUNITRAZEPAM

Cas:2558-30-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Terui OP New Material Technology Co., Ltd.

The factory supplies Application:manufacturing supplies

2H-1,4-Benzodiazepin-2-one,5-(2-fluorophenyl)-1,3-dihydro-7-nitro-

Cas:2558-30-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

2558-30-7

Cas:2558-30-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

Eliothealth.CO LTD

We are direct wholesaler other research chemicals. We are selling our products at very reasonable prices as specified below. Our product is one of the purest of (99.9%) and comes in a Powder form and others in liquid formDelivery agencies :

Fonazepam

Cas:2558-30-7

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

Synthetic route

2‑(2‑chloroacetamido)‑5‑nitro‑2′‑fluorobenzophenone

2‑(2‑chloroacetamido)‑5‑nitro‑2′‑fluorobenzophenone

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

Conditions
ConditionsYield
With hexamethylenetetramine; ammonium chloride In ethanol for 4h; Reflux;87%
hexamethylenetetramine
100-97-0

hexamethylenetetramine

2‑(2‑chloroacetamido)‑5‑nitro‑2′‑fluorobenzophenone

2‑(2‑chloroacetamido)‑5‑nitro‑2′‑fluorobenzophenone

A

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

B

3-[2-(2-Fluoro-benzoyl)-4-nitro-phenyl]-imidazolidin-4-one

3-[2-(2-Fluoro-benzoyl)-4-nitro-phenyl]-imidazolidin-4-one

C

C33H24F2N6O8

C33H24F2N6O8

Conditions
ConditionsYield
With urotropin hydrochloride In methanol; water Heating;A 50%
B n/a
C n/a
2‑(2‑chloroacetamido)‑5‑nitro‑2′‑fluorobenzophenone

2‑(2‑chloroacetamido)‑5‑nitro‑2′‑fluorobenzophenone

A

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

B

3-[2-(2-Fluoro-benzoyl)-4-nitro-phenyl]-imidazolidin-4-one

3-[2-(2-Fluoro-benzoyl)-4-nitro-phenyl]-imidazolidin-4-one

C

C33H24F2N6O8

C33H24F2N6O8

Conditions
ConditionsYield
With hexamethylenetetramine; urotropin hydrochloride In methanol; water Heating; Yields of byproduct given;A 50%
B n/a
C n/a
2-bromo-2'-(2-fluorobenzoyl)-4'-nitroacetanilide

2-bromo-2'-(2-fluorobenzoyl)-4'-nitroacetanilide

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

Conditions
ConditionsYield
With hexamethylenetetramine; ammonia; toluene-4-sulfonic acid In ethanol; toluene
flunitrazepam
1622-62-4

flunitrazepam

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

Conditions
ConditionsYield
With human hepatocytes; Williams' Medium E cell culture medium In acetonitrile for 1h; pH=7.4; Enzyme kinetics;
2-amino-5-nitro-2'-fluorobenzophenone
344-80-9

2-amino-5-nitro-2'-fluorobenzophenone

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: dichloromethane / 12 h / 0 - 20 °C
2: hexamethylenetetramine; ammonium chloride / ethanol / 4 h / Reflux
View Scheme
5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

2-amino-5-nitro-2'-fluorobenzophenone
344-80-9

2-amino-5-nitro-2'-fluorobenzophenone

Conditions
ConditionsYield
With hydrogenchloride In ethanol Heating;
5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

A

7-amino-5-(2-fluoro-phenyl)-1,3,4,5-tetrahydro-benzo[e][1,4]diazepin-2-one

7-amino-5-(2-fluoro-phenyl)-1,3,4,5-tetrahydro-benzo[e][1,4]diazepin-2-one

B

5-(2-fluoro-phenyl)-7-hydroxyamino-1,3,4,5-tetrahydro-benzo[e][1,4]diazepin-2-one

5-(2-fluoro-phenyl)-7-hydroxyamino-1,3,4,5-tetrahydro-benzo[e][1,4]diazepin-2-one

Conditions
ConditionsYield
With boric acid; sodium phosphate; citric acid; Triton X-100 In N,N-dimethyl-formamide Mechanism; var. pH's; d.c. polarography, cyclic voltammetry, a.c. polarography and differential pulse polarography reduction;
5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

2-amino-2'-[o-fluoro-α-(hydroxylimino)benzyl]-4'-nitro-acetanilide

2-amino-2'-[o-fluoro-α-(hydroxylimino)benzyl]-4'-nitro-acetanilide

Conditions
ConditionsYield
With hydroxylamine hydrochloride In pyridine; dichloromethane
Ethyl isocyanoacetate
2999-46-4

Ethyl isocyanoacetate

diethyl chlorophosphate
814-49-3

diethyl chlorophosphate

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

6-(2-fluoro-phenyl)-8-nitro-4H-benzo[f]imidazo[1,5-a][1,4]diazepine-3-carboxylic acid ethyl ester
69796-86-7

6-(2-fluoro-phenyl)-8-nitro-4H-benzo[f]imidazo[1,5-a][1,4]diazepine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
In tetrahydrofuran; dichloromethane; acetic acid; ethyl acetate
Lawessons reagent
19172-47-5

Lawessons reagent

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

7-nitro-1,3-dihydro-5-(2-fluorophenyl)-2H-1,4-benzodiazepine-2-thione
68210-63-9

7-nitro-1,3-dihydro-5-(2-fluorophenyl)-2H-1,4-benzodiazepine-2-thione

Conditions
ConditionsYield
In N,N,N,N,N,N-hexamethylphosphoric triamide; water
5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

2-amino-5-(2-fluorophenyl)-7-nitro-3H-1,4-benzodiazepine

2-amino-5-(2-fluorophenyl)-7-nitro-3H-1,4-benzodiazepine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: N,N,N,N,N,N-hexamethylphosphoric triamide; water
2: ammonium hydroxide / tetrahydrofuran
View Scheme
5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

6-(2-Fluorophenyl)-8-nitro-4H-imidazo[1,2-a][1,4]benzodiazepine-2 methanol

6-(2-Fluorophenyl)-8-nitro-4H-imidazo[1,2-a][1,4]benzodiazepine-2 methanol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: N,N,N,N,N,N-hexamethylphosphoric triamide; water
2: ammonium hydroxide / tetrahydrofuran
3: hydrogenchloride; sodium bicarbonate; sodium carbonate; toluene-4-sulfonic acid / 1,4-dioxane; ethanol; dichloromethane; chloroform; water; ethyl acetate
View Scheme
diethyl chlorophosphate
814-49-3

diethyl chlorophosphate

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
2558-30-7

5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one

C19H19FN3O6P

C19H19FN3O6P

Conditions
ConditionsYield
Stage #1: 5-(2-fluorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one With potassium tert-butylate In tetrahydrofuran at 0℃; for 0.333333h; Inert atmosphere;
Stage #2: diethyl chlorophosphate In tetrahydrofuran at -20 - 0℃; for 0.583333h; Inert atmosphere;

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