The origin of a common compound about 675109-26-9

The chemical industry reduces the impact on the environment during synthesis 6-Bromoisoindolin-1-one. I believe this compound will play a more active role in future production and life.

675109-26-9, The chemical industry reduces the impact on the environment during synthesis 675109-26-9, name is 6-Bromoisoindolin-1-one, I believe this compound will play a more active role in future production and life.

Preparation 117: 6-bromo-2-(cyclopropylmethyl)-2,3-dihydro-1 H-isoindol-1 -one (1710) (1711) A stirred solution of 6-bromo-2,3-dihydro-1 H-isoindol-1 -one (350 mg, 1.65 mmol) and cyclopropylmethyl bromide (0.198 muIota_, 1.98 mmol) in DMF (6 mL) was cooled in an ice bath under nitrogen. Then NaH (99 mg, 2.48 mmol) was added in portions. The reaction was stirred for 1 hour and then quenched with NH4CI (sat., aq.). The mixture was extracted with IPA:CHCI3 (1 :3, x3). The combined organic layers were washed with brine, dried over MgS04, filtered and concentrated under vacuum to yield the title compound as a brown oil (~30 % pure) which was used crude. MS: [M+H]+ = 266/268.

The chemical industry reduces the impact on the environment during synthesis 6-Bromoisoindolin-1-one. I believe this compound will play a more active role in future production and life.

Reference:
Patent; OTSUKA PHARMACEUTICAL CO., LTD.; BERDINI, Valerio; BUCK, Ildiko Maria; DAY, James Edward Harvey; GRIFFITHS-JONES, Charlotte Mary; HEIGHTMAN, Thomas Daniel; HOWARD, Steven; MURRAY, Christopher William; NORTON, David; O’REILLY, Marc; WOOLFORD, Alison Jo-Anne; COOKE, Michael Liam; COUSIN, David; ONIONS, Stuart Thomas; SHANNON, Jonathan Martin; WATTS, John Paul; (867 pag.)WO2017/68412; (2017); A1;,
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