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ChemicalBook >> CAS DataBase List >>1-Methyl-1H-pyrazole-4-carbaldehyde

1-Methyl-1H-pyrazole-4-carbaldehyde

CAS No.
25016-11-9
Chemical Name:
1-Methyl-1H-pyrazole-4-carbaldehyde
Synonyms
1-METHYL-1H-PYRAZOLE-4-CARBOXALDEHYDE;Pyrazole-4-carboxaldehyde, 1-methyl-;1-Methylpyrazole-4-carbaldehyde;AKOS B000400;AKOS PAO-0259;CHEMBRDG-BB 4301129;IFLAB-BB F2124-0695;TIMTEC-BB SBB000002;ART-CHEM-BB B000400;ASINEX-REAG BAS 00468061
CBNumber:
CB9307807
Molecular Formula:
C5H6N2O
Molecular Weight:
110.11
MDL Number:
MFCD00460465
MOL File:
25016-11-9.mol
MSDS File:
SDS
Last updated:2025-01-27 09:38:02

1-Methyl-1H-pyrazole-4-carbaldehyde Properties

Melting point 29-34 °C
Boiling point 60-62°C/0.08mm
Density 1.14±0.1 g/cm3(Predicted)
Flash point >230 °F
storage temp. Inert atmosphere,2-8°C
form powder to lump to clear liquid
pka 0.17±0.10(Predicted)
color White or Colorless to Yellow to Orange
Sensitive Air Sensitive
InChI InChI=1S/C5H6N2O/c1-7-3-5(4-8)2-6-7/h2-4H,1H3
InChIKey MYFZXSOYJVWTBL-UHFFFAOYSA-N
SMILES N1(C)C=C(C=O)C=N1
CAS DataBase Reference 25016-11-9(CAS DataBase Reference)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS05,GHS07
Signal word  Danger
Hazard statements  H315-H317-H318-H335
Precautionary statements  P280-P302+P352-P305+P351+P338+P310
Hazard Codes  Xi
Risk Statements  37/38-41-43
Safety Statements  26-36/37/39
WGK Germany  3
HazardClass  IRRITANT
HS Code  29331990
NFPA 704
1
2 0

1-Methyl-1H-pyrazole-4-carbaldehyde price More Price(37)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 654043 1-Methyl-1H-pyrazole-4-carboxaldehyde 96% 25016-11-9 1g $39.8 2023-06-20 Buy
TCI Chemical M2372 1-Methylpyrazole-4-carboxaldehyde >98.0%(GC) 25016-11-9 1g $26 2024-03-01 Buy
TCI Chemical M2372 1-Methylpyrazole-4-carboxaldehyde >98.0%(GC) 25016-11-9 5g $73 2024-03-01 Buy
Alfa Aesar H54146 1-Methyl-1H-pyrazole-4-carboxaldehyde, 96% 25016-11-9 1g $68.65 2024-03-01 Buy
TRC M330333 1-Methyl-1H-pyrazole-4-carbaldehyde 25016-11-9 100mg $75 2021-12-16 Buy
Product number Packaging Price Buy
654043 1g $39.8 Buy
M2372 1g $26 Buy
M2372 5g $73 Buy
H54146 1g $68.65 Buy
M330333 100mg $75 Buy

1-Methyl-1H-pyrazole-4-carbaldehyde Chemical Properties,Uses,Production

Uses

1-Methyl-1H-pyrazole-4-carbaldehyde is a pharmaceutical intermediate used in the synthesis of the CHK1 inhibitor MK-8776.

Synthesis

Using cyclopropyl methyl ketone and dimethoxy-N, N-dimethylmethylamine as starting materials, the target product 1-Methyl-1H-pyrazole-4-carbaldehyde was obtained through aldol condensation, hydrazine condensation cyclization, selective methylation reaction and Vilsmeier-Hack reaction in sequence, with a total yield of up to 48.0%.

35344-95-7
74-88-4
25016-11-9
Synthesis of 1-Methyl-1H-pyrazole-4-carbaldehyde from 1H-Pyrazole-4-carboxaldehyde and Iodomethane

1-Methyl-1H-pyrazole-4-carbaldehyde Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 259)Suppliers
Supplier Tel Email Country ProdList Advantage
Suzhou Nordica Biopharma CO.,LTD
+86-18136148818 +86-18567353071 3537297702@qq.com China 299 58
Capot Chemical Co.,Ltd. 		+86-（0）57185586718 +86-13336195806 sales@capot.com China 29730 60
career henan chemical co 		+86-0371-86658258 +8613203830695 sales@coreychem.com China 29856 58
Accela ChemBio Inc. 		+1-858-6993322 info@accelachem.com United States 20103 58
Changzhou Ditong Chemical Co.,Ltd 		+86-0519-88299272 info@edengenechem.com China 2176 58
Alchem Pharmtech,Inc. 		8485655694 sales@alchempharmtech.com United States 63687 58
CONIER CHEM AND PHARMA LIMITED 		+8618523575427 sales@conier.com China 49732 58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd 		+8613580539051 joe@yuhengpharm.com CHINA 21142 58
Zhengzhou Alfa Chemical Co.,Ltd 		+8618530059196 sale04@alfachem.cn China 12196 58
Hubei Ipure Biology Co., Ltd 		+8613367258412 ada@ipurechemical.com China 10244 58

View Lastest Price from 1-Methyl-1H-pyrazole-4-carbaldehyde manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1-Methyl-1H-pyrazole-4-carbaldehyde pictures 2021-07-13 1-Methyl-1H-pyrazole-4-carbaldehyde
25016-11-9
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
1-Methyl-1H-pyrazole-4-carbaldehyde pictures 2021-07-10 1-Methyl-1H-pyrazole-4-carbaldehyde
25016-11-9
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
1-Methyl-1H-pyrazole-4-carboxaldehyde pictures 2021-07-02 1-Methyl-1H-pyrazole-4-carboxaldehyde
25016-11-9
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd

1-Methyl-1H-pyrazole-4-carbaldehyde Spectrum

1-METHYL-1H-PYRAZOLE-4-CARBALDEHYDE AKOS PAO-0259 AKOS B000400 IFLAB-BB F2124-0695 CHEMBRDG-BB 4301129 ASINEX-REAG BAS 00468061 ART-CHEM-BB B000400 TIMTEC-BB SBB000002 1-Methyl-1H-pyrazole-4-ca... 1-Methylpyrazole-4-carboxyaldehyde 1H-Pyrazole-4-carboxaldehyde,1-Methyl- 1-Methylpyrazole-4-carboxaldehyde 1-methyl-1H-pyrazole-4-carbaldehyde(SALTDATA: FREE) 4-Formyl-1-methyl-1H-pyrazole 1-Methyl-1H-pyrazole-4-carboxaldehyde 1-Methyl-1H-pyrazole-4-carboxaldehyde 96% 1-methyl-4-pyrazolecarboxaldehyde 4-Formyl-1-methylpyrazole 1-Methyl-4-pyrazolecarbaldehyde 1-Methylpyrazole-4-carboxaldehyde> 1H-pyrazole-4-carbaldehydezole-4-carbaldehyde Pyrazole-4-carboxaldehyde, 1-methyl- 1-Methylpyrazole-4-carbaldehyde 1-METHYL-1H-PYRAZOLE-4-CARBOXALDEHYDE 1-Methyl-1H-pyrazol-4-carbaldehyde 1-Methyl-1H-pyrazole-4-carboxaldehyde 25016-11-9 ALDEHYDE Pyrazoles Aldehydes Pyrazoles & Triazoles Pyrazoles & Triazoles Building Blocks Heterocyclic Building Blocks Pyrazoles