Triethylamine → [8-(2,6-Difluoro-phenyl)-4-(4-fluoro-2-methyl-phenyl)-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino]-acetonitrile

HRID 556651Notes

Reaction equation

HRID 556651 reaction equation
[F:1][C:2]1[CH:7]=[CH:6][CH:5]=[C:4]([F:8])[C:3]=1[N:9]1[C:14]2[N:15]=[C:16](S(C)(=O)=O)[N:17]=[C:18]([C:19]3[CH:24]=[CH:23][C:22]([F:25])=[CH:21][C:20]=3[CH3:26])[C:13]=2[CH:12]=[CH:11][C:10]1=[O:31].S(O)(O)(=O)=O.[NH2:37][CH2:38][C:39]#[N:40].C(N(CC)CC)C>>[F:1][C:2]1[CH:7]=[CH:6][CH:5]=[C:4]([F:8])[C:3]=1[N:9]1[C:14]2[N:15]=[C:16]([NH:40][CH2:39][C:38]#[N:37])[N:17]=[C:18]([C:19]3[CH:24]=[CH:23][C:22]([F:25])=[CH:21][C:20]=3[CH3:26])[C:13]=2[CH:12]=[CH:11][C:10]1=[O:31]

Participants

4

Reactant 3

HCID 8471TriethylamineHCID 196971Aminoacetonitrile sulfate (1:1)HCID 596395548-(2,6-difluoro-phenyl)-4-(4-fluoro-2-methyl-phenyl)-2-methanesulfonyl-8H-pyrido[2,3-d]pyrimidin-7-one

Product 1

HCID 86594697[8-(2,6-Difluoro-phenyl)-4-(4-fluoro-2-methyl-phenyl)-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino]-acetonitrileYield 97.5%

Procedure

Following the general procedure outlined in Example 195, the product of Example 48 (500 mg, 1.12 mmol), aminoacetonitrile hydrogen sulfate (1.16 g, 5.6 mmol) and triethylamine (0.78 mL, 5.6 mmol) were reacted at 65° for 2 h to give the crude material 460 mg. LC-MS: 421.8 (MH+, m/z), 2.08 (Rt, min).

Sources & evidence

ORD record
ord-3ef6e7f3894141ed8043dfd1858d8519
Source dataset
uspto-grants-2011_11
Patent number
US08058282B2

Reaction notes

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