4',5'-dihydro-3,6-dimethyl-1',3'-diphenyl-spiro<9H-fluorene-9,5'-<1H-1,2,4>triazole>

Base Information

Chemical Name:4',5'-dihydro-3,6-dimethyl-1',3'-diphenyl-spiro<9H-fluorene-9,5'-<1H-1,2,4>triazole>
CAS No.:173439-29-7
Molecular Formula:C₂₈H₂₃N₃
Molecular Weight:401.511
Hs Code.:

Synonyms:4',5'-dihydro-3,6-dimethyl-1',3'-diphenyl-spiro<9H-fluorene-9,5'-<1H-1,2,4>triazole>

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Chemical Property of 4',5'-dihydro-3,6-dimethyl-1',3'-diphenyl-spiro<9H-fluorene-9,5'-<1H-1,2,4>triazole>

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Technology Process of 4',5'-dihydro-3,6-dimethyl-1',3'-diphenyl-spiro<9H-fluorene-9,5'-<1H-1,2,4>triazole>

There total 3 articles about 4',5'-dihydro-3,6-dimethyl-1',3'-diphenyl-spiro<9H-fluorene-9,5'-<1H-1,2,4>triazole> which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 9.0%

: 33244-00-7
N¹-phenylbenzamidrazone hydrochloride

: 9-bromo-3,6-dimethyl-9H-fluorene

: 173439-29-7
4',5'-dihydro-3,6-dimethyl-1',3'-diphenyl-spiro<9H-fluorene-9,5'-<1H-1,2,4>triazole>

Guidance literature:: With barium dihydroxide; barium(II) oxide; In N,N-dimethyl-formamide;
DOI:10.1016/0040-4020(95)00730-V

Reference yield:

: 41140-00-5
3,6-dimethyl-9H-fluoren-9-one

: 173439-29-7
4',5'-dihydro-3,6-dimethyl-1',3'-diphenyl-spiro<9H-fluorene-9,5'-<1H-1,2,4>triazole>

Guidance literature:: Multi-step reaction with 3 steps

1: 91 percent / NaBH₄ / ethanol; H₂O

2: 73 percent / 40 percent HBr / H₂O; toluene

3: 9 percent / BaO, Ba(OH)2*8H₂O / dimethylformamide

With barium dihydroxide; sodium tetrahydroborate; hydrogen bromide; barium(II) oxide; In ethanol; water; N,N-dimethyl-formamide; toluene;
DOI:10.1016/0040-4020(95)00730-V

Reference yield:

: 173439-31-1
3,6-dimethyl-9H-fluoren-9-ol

: 173439-29-7
4',5'-dihydro-3,6-dimethyl-1',3'-diphenyl-spiro<9H-fluorene-9,5'-<1H-1,2,4>triazole>

Guidance literature:: Multi-step reaction with 2 steps

1: 73 percent / 40 percent HBr / H₂O; toluene

2: 9 percent / BaO, Ba(OH)2*8H₂O / dimethylformamide

With barium dihydroxide; hydrogen bromide; barium(II) oxide; In water; N,N-dimethyl-formamide; toluene;
DOI:10.1016/0040-4020(95)00730-V