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7-DIFLUOROMETHYL-5-METHYL-[1,2,4]TRIAZOLO-[1,5-A]PYRIMIDINE-2-CARBOXYLIC ACID synthesis
- Product Name:7-DIFLUOROMETHYL-5-METHYL-[1,2,4]TRIAZOLO-[1,5-A]PYRIMIDINE-2-CARBOXYLIC ACID
- CAS Number:445025-82-1
- Molecular formula:C8H6F2N4O2
- Molecular Weight:228.16
![7-DIFLUOROMETHYL-5-METHYL-[1,2,4]TRIAZOLO-[1,5-A]PYRIMIDINE-2-CARBOXYLIC ACID](/StructureFile/ChemBookStructure5/GIF/CB5475229.gif)
445025-82-1
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$72.00/100mg
![Methanone, (5-amino-3-pyridinyl)[7-(1-methylethyl)-7H-pyrrolo[2,3-d]pyrimidin-5-yl]-](/CAS/20210305/GIF/1402445-54-8.gif)
1402445-54-8
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![[1,2,4]Triazolo[1,5-a]pyrimidine-2-carboxamide, 7-(difluoromethyl)-5-methyl-N-[5-[[7-(1-methylethyl)-7H-pyrrolo[2,3-d]pyrimidin-5-yl]carbonyl]-3-pyridinyl]-](/CAS/20210305/GIF/1402442-03-8.gif)
1402442-03-8
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Yield:1402442-03-8 12%
Reaction Conditions:
with N-ethyl-N,N-diisopropylamine;HATU in N,N-dimethyl-formamide at 50; for 16 h;
Steps:
356
Example 356 7-Difluoromethyl-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylic acid [5-(7-isopropyl-7H-pyrrolo[2,3-d]pyrimidine-5-carbonyl)-pyridin-3-yl]-amide (method e) 7-Difluoromethyl-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylic acid (29.64 mg, 0.130 mmol) was added to (5-amino-pyridin-3-yl)-(7-isopropyl-7H-pyrrolo[2,3-d]pyrimidin-5-yl)-methanone (28.1 mg, 0.1 mmol), HATU (49.42 mg, 0.130 mmol) and DIPEA (22.4 uL, 0.13 mmol) in anhydrous DMF (1 mL). The mixture was stirred at 50° C. for 16 hours and then evaporated in vacuo and purified by prep-HPLC (method 5) to afford the title compound in 12% yield, 6.1 mg. LCMS (system 8): Rt=1.56 min; m/z 492 [M+H]+
References:
US2012/258950,2012,A1 Location in patent:Page/Page column 56