8-phenylaminothieno[3,2-d][1,2,4]triazolo[3,2-f]pyrimidin-7-carbonitrile

Base Information

Chemical Name:8-phenylaminothieno[3,2-d][1,2,4]triazolo[3,2-f]pyrimidin-7-carbonitrile
CAS No.:552890-98-9
Molecular Formula:C₁₄H₈N₆S
Molecular Weight:292.324
Hs Code.:

Synonyms:8-phenylaminothieno[3,2-d][1,2,4]triazolo[3,2-f]pyrimidin-7-carbonitrile

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Chemical Property of 8-phenylaminothieno[3,2-d][1,2,4]triazolo[3,2-f]pyrimidin-7-carbonitrile

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Technology Process of 8-phenylaminothieno[3,2-d][1,2,4]triazolo[3,2-f]pyrimidin-7-carbonitrile

There total 3 articles about 8-phenylaminothieno[3,2-d][1,2,4]triazolo[3,2-f]pyrimidin-7-carbonitrile 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: 78.0%

: 122-51-0
orthoformic acid triethyl ester

: 552890-97-8
3-amino-3,4-dihydro-4-imino-6-phenylaminothieno[3,2-d]pyrimidin-7-carbonitrile

: 552890-98-9
8-phenylaminothieno[3,2-d][1,2,4]triazolo[3,2-f]pyrimidin-7-carbonitrile

Guidance literature:: for 1h; Heating;
DOI:10.3390/71000756

Reference yield:

: 59615-88-2
3-amino-5-phenylaminothiophene-2,4-dicarbonitrile

: 552890-98-9
8-phenylaminothieno[3,2-d][1,2,4]triazolo[3,2-f]pyrimidin-7-carbonitrile

Guidance literature:: Multi-step reaction with 3 steps

1: 89 percent / acetic anhydride / 5 h / Heating

2: 90 percent / hydrazine hydrate / dioxane / 1 h / 20 °C

3: 78 percent / 1 h / Heating

With acetic anhydride; hydrazine hydrate; In 1,4-dioxane;
DOI:10.3390/71000756

Reference yield:

: 552890-96-7
N-(2,4-dicyano-5-phenylamino-thiophen-3-yl)-formimidic acid ethyl ester

: 552890-98-9
8-phenylaminothieno[3,2-d][1,2,4]triazolo[3,2-f]pyrimidin-7-carbonitrile

Guidance literature:: Multi-step reaction with 2 steps

1: 90 percent / hydrazine hydrate / dioxane / 1 h / 20 °C

2: 78 percent / 1 h / Heating

With hydrazine hydrate; In 1,4-dioxane;
DOI:10.3390/71000756