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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

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

1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-3H-pyrazol-3-one

Cas:519-98-2

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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 ♦ W

1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-3H-pyrazol-3-one;CAS;519-98-2

Cas:519-98-2

Min.Order:1 Metric Ton

FOB Price: $20.0 / 30.0

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

3H-Pyrazol-3-one,1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl- 519-98-2

Cas:519-98-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-3H-pyrazol-3-one

Cas:519-98-2

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc

1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-3H-pyrazol-3-one

Cas:519-98-2

Min.Order:4 Kilogram

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

3H-Pyrazol-3-one,1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-

Cas:519-98-2

Min.Order:0

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,

1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-3H-pyrazol-3-one

Cas:519-98-2

Min.Order:1 Milligram

Negotiable

Type:Trading Company

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

1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-3H-pyrazol-3-one

Cas:519-98-2

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

3H-Pyrazol-3-one,1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-

Cas:519-98-2

Min.Order:1 Gram

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 4-Methylamino Antipyrine M62670 5mg

Cas:519-98-2

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

1,2-Dihydro-1,5-Dimethyl-4-(Methylamino)-2-Phenyl-3H-Pyrazol-3-One

Cas:519-98-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

BOC Sciences

BOC Sciences is committed to supplying cost-effective products and services. We provide 4-Methylaminoantipyrine. A metabolite of Dipyrone, a nonsteroidal anti-inflammatory drug. More information please visit: www.bocsci.com/4-methylaminoantipyrine-

4-Methylaminoantipyrine

Cas:519-98-2

Min.Order:1 Gram

Negotiable

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

High qualityAppearance:White powder Storage:Room temperature Package:Aluminum bag Application:Used in producing API Transportation:By air Port:Beijing

4-Methylamino Antipyrine

Cas:519-98-2

Min.Order:0

Negotiable

Type:Trading Company

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

3H-Pyrazol-3-one,1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-

Cas:519-98-2

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

SAGECHEM LIMITED

3H-Pyrazol-3-one,1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-

Cas:519-98-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:5mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port

4-Methylamino Antipyrine

Cas:519-98-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemlyte Solutions

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

1,5-dimethyl-4-(methylamino)-2-phenyl-1,2-dihydropyrazol-3-one

Cas:519-98-2

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

1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-3H-pyrazol-3-one

Cas:519-98-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Sunwise Chemical Co., Ltd

ISO 9001 Certified We implement ISO management throughout our day to day operation. Since we started ISO system in Year 2008, we improve each year to implement the management system in details of each supplying process. This helps us to provi

3H-Pyrazol-3-one,1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-

Cas:519-98-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

suzhou BetterBioChem Co., Ltd.

Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in

1,2-DIHYDRO-1,5-DIMETHYL-4-(METHYLAMINO)-2-PHENYL-3H-PYRAZOL-3-ONE

Cas:519-98-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen BaiFuchem Co.,Ltd

BaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wealth of products,experience , expertise and state-of-the-art

Nanjing Chemlin Chemical Co., Ltd.

Compound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co

519-98-2

Cas:519-98-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

wolcase-chem

1. Best prices with satisfied quality; 2. It's clients' right to choose the package's Courier (EMS, DHL, FedEx, UPS); 3.It's clients' right to choose the packing way for his produccts from many recent effective packing w

4-Methyl Aminoantipyrine-D3

Cas:519-98-2

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Simson Pharma Limited

The system can just identify the products information in first sheet, it is not be permitted to add or edit new sheet by userself.Our products are required in MG to Gram only. · Pharmaceutical Reference Standards· Traceable workin

Metamizole Ep Impurity C

Cas:519-98-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Shanghai AngewChem Co., Ltd.

Shanghai AngewChemCo., Ltd. is an innovative enterprise on fine chemicals and pharmaceuticals. Based on Shanghai R&D center and Hunan chemical manufacturing plant, we offer chemical research, process development, and large-scale production. Complete

1,5-dimethyl-4-methylamino-2-phenylpyrazol-3-one

Cas:519-98-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

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 1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-3H-pyrazol-3-one, CAS:519-98-2 with

1,2-dihydro-1,5-dimethyl-4-(methylamino)-2-phenyl-3H-pyrazol-3-one

Cas:519-98-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Xiamen Ikg Chemical Co., Ltd.

IKGCHEM is a leading manufacturer and supplier of chemical in China.As a Professional chemical raw material supplier,our products are produced in accordance with ISO 9001:2015 Quality Management System and ISO14001:12126 Environmental Management Syst

1,2-Dihydro-1,5-Dimethyl-4-(Methylamino)-2-Phenyl-3H-Pyrazol-3-One

Cas:519-98-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Yierdechem Co. Ltd

With about ten years experiences in the field of pharmaceutical chemicals, Yierdechem has established solid business cooperation relationships with many large companys worldwide.As a leading supplier of API and pharmaceutical intermediates, holds its

Synthetic route

N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl-)-N-methyl-carbamidsaeuremethylester
10116-07-1

N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl-)-N-methyl-carbamidsaeuremethylester

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
With potassium hydroxide at 50℃;94%
4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one
83-07-8

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one

carbonic acid dimethyl ester
616-38-6

carbonic acid dimethyl ester

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
With 1-butyl-3-methylimidazolium Tetrafluoroborate at 160℃; for 5h; Temperature; Concentration;89%
metamizol
68-89-3

metamizol

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
With hydrogenchloride In methanol; water at 60℃; for 3h;86.7%
In water for 4h; Irradiation; Yield given;
4-N-acetyl-N-methylaminoantipyrine
15421-74-6

4-N-acetyl-N-methylaminoantipyrine

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
With hydrogenchloride; water Reflux;85%
(E)-4-(benzylideneamino)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one
83-17-0

(E)-4-(benzylideneamino)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
In dimethyl sulfoxide for 6h; Heating;60%
Metamizol
50567-35-6

Metamizol

A

metamorphine
948017-85-4

metamorphine

B

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
With water; sodium chloride at 37℃; for 1008h; Kinetics;A 50%
B n/a
formaldehyd
50-00-0

formaldehyd

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one
83-07-8

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
Hydrogenation.katalytischen;
N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-N-methyl-phthalamic acid

N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-N-methyl-phthalamic acid

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
With sulfuric acid; water
aminopyrine
58-15-1

aminopyrine

A

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one
83-07-8

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one

B

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

C

Rubazonsaeure
1248-55-1

Rubazonsaeure

D

4-hydroxyantipyrine
1672-63-5

4-hydroxyantipyrine

Conditions
ConditionsYield
With oxygen at 15 - 20℃; Mechanism;
metamizol
68-89-3

metamizol

A

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one
83-07-8

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one

B

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
In water Kinetics; Irradiation; photochemical decomposition, λ=254 nm;
metamizol
68-89-3

metamizol

A

formaldehyd
50-00-0

formaldehyd

B

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
With sodium hydroxide at 100℃; for 0.5h;
4--antipyrine

4--antipyrine

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
durch Verseifung;
4-bromo-antipyrine

4-bromo-antipyrine

methylamine solution

methylamine solution

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

hydrogenchloride
7647-01-0

hydrogenchloride

water
7732-18-5

water

metamizol
68-89-3

metamizol

A

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

B

aminopyrine
58-15-1

aminopyrine

hydrogenchloride
7647-01-0

hydrogenchloride

water
7732-18-5

water

metamizol
68-89-3

metamizol

A

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

B

1,5,1',5'-tetramethyl-2,2'-diphenyl-1,2,1',2'-tetrahydro-4,4'-(N,N'-dimethyl-N,N'-methanediyl-diamino)-bis-pyrazol-3-one
810-16-2

1,5,1',5'-tetramethyl-2,2'-diphenyl-1,2,1',2'-tetrahydro-4,4'-(N,N'-dimethyl-N,N'-methanediyl-diamino)-bis-pyrazol-3-one

metamizol
68-89-3

metamizol

A

formaldehyd
50-00-0

formaldehyd

B

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

C

NaHSO3

NaHSO3

Conditions
ConditionsYield
With sodium hydroxide at 100℃; for 0.5h; Mechanism; dependence from temperature;
4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one
83-07-8

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one

2-phenyl-cinchoninic acid-chloride

2-phenyl-cinchoninic acid-chloride

A

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

B

N,N-dimethyl-DL-alanine

N,N-dimethyl-DL-alanine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: H2O; ethanol
2: 60 percent / dimethylsulfoxide / 6 h / Heating
View Scheme
aminopyrine
58-15-1

aminopyrine

A

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one
83-07-8

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one

B

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

C

4-(N,N-dimethyl)-4'-hydroxyaminoantipyrine
178937-52-5

4-(N,N-dimethyl)-4'-hydroxyaminoantipyrine

D

4-(N,N-dimethyl)-3'-hydroxyaminoantipyrine
1229026-20-3

4-(N,N-dimethyl)-3'-hydroxyaminoantipyrine

E

4-(N,N-dimethyl)-2'-hydroxyaminoantipyrine
1229026-19-0

4-(N,N-dimethyl)-2'-hydroxyaminoantipyrine

Conditions
ConditionsYield
With ferrous ethylenediamine tetraacetate; dihydrogen peroxide; ascorbic acid pH=7; Fenton reaction; aq. phosphate buffer;
4-acetylaminoantipyrine
83-15-8

4-acetylaminoantipyrine

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium hydride / tetrahydrofuran; mineral oil / 0 - 20 °C / Inert atmosphere
2: hydrogenchloride; water / Reflux
View Scheme
4-aminoantipyrine hydrochloride
22198-72-7

4-aminoantipyrine hydrochloride

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: N-ethyl-N,N-diisopropylamine; nickel dichloride / CH3Cl
2: sodium hydride / tetrahydrofuran; mineral oil / 0 - 20 °C / Inert atmosphere
3: hydrogenchloride; water / Reflux
View Scheme
metamizole

metamizole

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Conditions
ConditionsYield
In water at 80℃; for 2h;
formaldehyd
50-00-0

formaldehyd

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Metamizol
50567-35-6

Metamizol

Conditions
ConditionsYield
With sulfur dioxide; water In ethanol at 60 - 80℃; under 2068.65 - 3102.97 Torr; Solvent; Pressure;98.5%
formaldehyd
50-00-0

formaldehyd

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

analgin magnesium

analgin magnesium

Conditions
ConditionsYield
With sulfur dioxide; water; magnesium oxide In isopropyl alcohol at 20 - 80℃; under 1034.32 - 2068.65 Torr; for 3h; Solvent; Reagent/catalyst; Temperature; Pressure;95.5%
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Methylaminooxoessigsaeure-2-acetyl-2-methyl-1-phenylhydrazid
92569-10-3

Methylaminooxoessigsaeure-2-acetyl-2-methyl-1-phenylhydrazid

Conditions
ConditionsYield
With oxygen; methylene blue at 20℃; for 4h; Irradiation;94%
With sodium periodate In methanol; water for 24h; Ambient temperature;64%
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Eudesmic acid
118-41-2

Eudesmic acid

2,3-Dimethyl-4-(N-methyl-N-3',4',5'-trimethoxybenzoylamino)-1-phenylpyrazol-5-one
67818-78-4

2,3-Dimethyl-4-(N-methyl-N-3',4',5'-trimethoxybenzoylamino)-1-phenylpyrazol-5-one

Conditions
ConditionsYield
With phosphorus pentachloride at 175 - 180℃; for 0.666667h;83.41%
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

3,4,5-Trimethoxybenzoyl chloride
4521-61-3

3,4,5-Trimethoxybenzoyl chloride

2,3-Dimethyl-4-(N-methyl-N-3',4',5'-trimethoxybenzoylamino)-1-phenylpyrazol-5-one
67818-78-4

2,3-Dimethyl-4-(N-methyl-N-3',4',5'-trimethoxybenzoylamino)-1-phenylpyrazol-5-one

Conditions
ConditionsYield
In diethyl ether; benzene for 5h; Heating;82.38%
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

C12H15N3O4S

C12H15N3O4S

Conditions
ConditionsYield
With chlorosulfonic acid In dichloromethane at 10℃; for 15h; Solvent; Temperature;75.2%
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

methyl chloroformate
79-22-1

methyl chloroformate

N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl-)-N-methyl-carbamidsaeuremethylester
10116-07-1

N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl-)-N-methyl-carbamidsaeuremethylester

Conditions
ConditionsYield
With sodium carbonate71.2%
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

4-(N-methyl-N-nitroso)aminoantipyrine
73829-38-6

4-(N-methyl-N-nitroso)aminoantipyrine

Conditions
ConditionsYield
With hydrogenchloride; sodium nitrite In water at 0℃; for 1h;70%
all cis 5,8,11,14-eicosatetraenoic acid
506-32-1

all cis 5,8,11,14-eicosatetraenoic acid

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

Arachidonoyl-4-methylaminoantipyrin
1115860-30-4

Arachidonoyl-4-methylaminoantipyrin

Conditions
ConditionsYield
With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane at 0℃; for 3h;64%
(4-iodophenyl)acetic acid
1798-06-7

(4-iodophenyl)acetic acid

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-(4-iodo-phenyl)-N-methyl-acetamide
81217-13-2

N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-(4-iodo-phenyl)-N-methyl-acetamide

Conditions
ConditionsYield
With phosphorus trichloride In benzene Heating;60%
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

α-bromopropionyl bromide
563-76-8

α-bromopropionyl bromide

2-bromo-propionic acid-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-amide]
100974-58-1

2-bromo-propionic acid-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-amide]

Conditions
ConditionsYield
With chloroform; potassium carbonate
phosgene
75-44-5

phosgene

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-carbamoyl chloride
108879-93-2

(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-carbamoyl chloride

Conditions
ConditionsYield
With benzene
formaldehyd
50-00-0

formaldehyd

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

potassium cyanide
151-50-8

potassium cyanide

N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-N-methyl-glycine nitrile
92296-21-4

N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-N-methyl-glycine nitrile

Conditions
ConditionsYield
With water; acetic acid
formaldehyd
50-00-0

formaldehyd

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

aminopyrine
58-15-1

aminopyrine

Conditions
ConditionsYield
With hydrogenchloride; water; sodium sulfite
With hydrogenchloride
formaldehyd
50-00-0

formaldehyd

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

1,5,1',5'-tetramethyl-2,2'-diphenyl-1,2,1',2'-tetrahydro-4,4'-(N,N'-dimethyl-N,N'-methanediyl-diamino)-bis-pyrazol-3-one
810-16-2

1,5,1',5'-tetramethyl-2,2'-diphenyl-1,2,1',2'-tetrahydro-4,4'-(N,N'-dimethyl-N,N'-methanediyl-diamino)-bis-pyrazol-3-one

2-bromopropionic anhydride
67404-58-4

2-bromopropionic anhydride

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

2-bromo-propionic acid-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-amide]
100974-58-1

2-bromo-propionic acid-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-amide]

Conditions
ConditionsYield
With benzene
diethylamino-propionic acid
98204-12-7

diethylamino-propionic acid

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

N,N-diethyl-DL-alanine-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-amide
58965-95-0

N,N-diethyl-DL-alanine-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-amide

Conditions
ConditionsYield
With phosphorus pentoxide at 160 - 170℃;
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

chloroformic acid ethyl ester
541-41-3

chloroformic acid ethyl ester

(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-carbamic acid ethyl ester
10077-99-3

(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-carbamic acid ethyl ester

Conditions
ConditionsYield
With sodium carbonate
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

benzyl bromide
100-39-0

benzyl bromide

4-methylbenzylamino-antipyrine

4-methylbenzylamino-antipyrine

Conditions
ConditionsYield
With benzene
With benzene
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

phenyl isocyanate
103-71-9

phenyl isocyanate

N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-N-methyl-N'-phenyl-urea
102082-15-5

N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-N-methyl-N'-phenyl-urea

Conditions
ConditionsYield
With chloroform
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

ethyl iodide
75-03-6

ethyl iodide

4-methylethylamino-antipyrine

4-methylethylamino-antipyrine

4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

allyl bromide
106-95-6

allyl bromide

4-(allyl-methyl-amino)-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one

4-(allyl-methyl-amino)-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one

Conditions
ConditionsYield
With benzene at 100℃;
4-methylaminoantipyrine
519-98-2

4-methylaminoantipyrine

2-Bromopropionic acid
598-72-1

2-Bromopropionic acid

2-bromo-propionic acid-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-amide]
100974-58-1

2-bromo-propionic acid-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-methyl-amide]

Conditions
ConditionsYield
With phosphorus pentoxide

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