2, 3-iodine-1-methyl-1H-pyrazole prepared in the step 1 is taken as a raw material of reaction, n-butyllithium is taken as a base, isopropoxyboronic acid pinacol ester is taken as a boronizing reagent, and 1-methyl-1H-pyrazole-3-boronic acid pinacol ester is obtained through synthesis....
3-Amino-4-bromo-2-methylpyrazole (cas# 105675-85-2) is a compound useful in organic synthesis. 3-Amino-4-bromo-2-methylpyrazole (cas# 105675-85-2) is a compound useful in organic synthesis. 名称和识别符 数据库链接 化学和物理性质 ...
There remains a need for a 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid synthesis which a highly efficient Claisen condensation reaction workup, which has advantages of high yield, simple and safe operation, short workup time, and no or minimal chemical waste generation. There also ...
3.2.2. Synthesis of 2-(Benzo[d]thiazol-2-yl)anilines 2 and 8a–8m In a 100 mL three-necked flask equipped with a dropping funnel, 2-(2-nitrophenyl)benzo[d]- thiazole (1, 3.0 g, 12.5 mmol) and ethanol (50 mL) were mixed and heated to reflux. Palladized charcoal (0.1 g, 5%)...
ChemInform Abstract: Synthesis of 3‐Substituted‐1‐methyl‐1H‐thieno[2,3‐c]pyrazolespyrazole derivativesring closure reactionsChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of ...
Provied information about 1H-Pyrazole-5-carboxylicacid,1-methyl-,ethylester(9CI)(Molecular Formula: C7H10N2O2, CAS Registry Number:197079-26-8 ) ,Boiling Point,Melting Point,Flash Point,Density, Molecular Structure,Risk Codes,Synthesis Route at guideche
Anionically Substituted 1,1',1"Methylidynetris[1H-pyrazole] Ligands for the Formation of Neutral Lanthanide Complexes in Water: Synthesis, ... L Charbonnière,R Ziessel - 《Helvetica Chimica Acta》 被引量: 23发表: 2003年 Anionically Substituted 1,1′,1″-Methylidynetris[1H-pyrazole] Ligand...
CAS1700454-40-5 MFC4H6N4O4S MW206.18 EINECS MOL File1700454-40-5.mol Chemical Properties Boiling point477.5±55.0 °C(Predicted) Density1.95±0.1 g/cm3(Predicted) pka8.75±0.60(Predicted) Usage And Synthesis 1-Methyl-4-nitro-1H-pyrazole-3-sulfonamide Supplier...
运输条件冰袋运输 产品介绍 Application Useful boronic acid pinacol ester for synthesis of various bioactive small molecules. This product was previously listed as BML00234. 名称和识别符 化学和物理性质 安全和危险性(GHS) 质检证书(COA) 相关文档 溶液计算器...
1H-Pyrazole-5-carboxaldehyde, 3-(2,5-dimethyl-1H-pyrrol-1-yl)-1-methyl- Usage And Synthesis1H-Pyrazole-5-carboxaldehyde, 3-(2,5-dimethyl-1H-pyrrol-1-yl)-1-methyl- Preparation Products And Raw materialsTag:1H-Pyrazole-5-carboxaldehyde, 3-(2,5-dimethyl-1H-pyrrol-1-yl)-1-methyl-(...