spiro[2H-indene-3,4'-piperidine]-1-one

Conditions: temp:0.00; pressure:0.00; stir:

Conditions: temp:0.00; pressure:0.00; stir:

Conditions: temp:0.00; pressure:0.00; stir:

Conditions: temp:120.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To the product of Example 138A were added formic acid (88% sol, 0.64 g) and formaldehyde (36% sol, 0.45 g) and stirred at 120° C. overnight. The crude product was used in the next step.

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: N-boc-1-[4-spiro-piperidine]-3-indanone and trifluoroacetic acid were processed according to the method of Example 137D to provide the product. No purification was required. MS (ESI+) m/z 202 (M+H)+. to provide the product No purification

Conditions: temp:120.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To the product of Example 138A were added formic acid (88% sol, 0.64 g) and formaldehyde (36% sol, 0.45 g) and stirred at 120° C. overnight. The crude product was used in the next step.

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: N-boc-1-[4-spiro-piperidine]-3-indanone and trifluoroacetic acid were processed according to the method of Example 137D to provide the product. No purification was required. MS (ESI+) m/z 202 (M+H)+. to provide the product No purification

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: N-boc-1-[4-spiro-piperidine]-3-indanone and trifluoroacetic acid were processed according to the method of Example 137D to provide the product. No purification was required. MS (ESI+) m/z 202 (M+H)+. to provide the product No purification

Conditions: temp:0.00; pressure:0.00; stir:

Conditions: temp:0.00; pressure:0.00; stir:

Conditions: temp:0.00; pressure:0.00; stir:

Conditions: temp:120.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To the product of Example 138A were added formic acid (88% sol, 0.64 g) and formaldehyde (36% sol, 0.45 g) and stirred at 120° C. overnight. The crude product was used in the next step.