2-Methylphenyl boronic acid → HCID 59752601, compound

HRID 2106350Notes

Reaction equation

C(OC([N:8]1[CH2:17][CH2:16][C:15]2[C:11](=[C:12](OS(C(F)(F)F)(=O)=O)[N:13]([CH:18]([CH3:20])[CH3:19])[N:14]=2)[CH2:10][CH2:9]1)=O)(C)(C)C.[CH3:29][C:30]1[CH:35]=[CH:34][CH:33]=[CH:32][C:31]=1B(O)O>>[CH:18]([N:13]1[C:12]([C:31]2[CH:32]=[CH:33][CH:34]=[CH:35][C:30]=2[CH3:29])=[C:11]2[C:15]([CH2:16][CH2:17][NH:8][CH2:9][CH2:10]2)=[N:14]1)([CH3:19])[CH3:20]

Participants

Reactant 2

HCID 27332672-Methylphenyl boronic acid

HCID 865983802-isopropyl-3-trifluoromethanesulfonyloxy-4,5,7,8-tetrahydro-2H-1,2,6-triaza-azulene-6-carboxylic acid tert-butyl ester

Product 1

HCID 59752601HCID 59752601, compoundYield 61.3%

Procedure

The title compound (80 mg) was prepared according to Example 189 using 207 mg of 2-isopropyl-3-trifluoromethanesulfonyloxy-4,5,7,8-tetrahydro-2H-1,2,6-triaza-azulene-6-carboxylic acid tert-butyl ester (Example 189, Step A) and 198 mg of 2-methylphenylboronic acid. MS (ESI): exact mass calculated for C17H23N3, 269.19; found, m/z 270.5 [M+H]+. 1H NMR (500 MHz, CD3OD): 7.45-7.40 (m, 2H), 7.36-7.33 (m, 1H), 7.19-7.18 (m, 1H), 4.66 (br s, 2H), 4.10 (m, 1H), 4.00-3.66 (m, 2H), 2.76-2.61 (m, 2H), 2.13 (s, 3H), 1.45-1.29 (m, 6H).

Sources & evidence

ORD record: ord-498446247f5844519d778d2658e4aee3
Source dataset: uspto-grants-2009_08
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US07579470B2

Reaction notes

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