benzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)hydrazone

Base Information

Chemical Name:benzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)hydrazone
CAS No.:81154-29-2
Molecular Formula:C₁₇H₁₆N₄S
Molecular Weight:308.407
Hs Code.:

Synonyms:benzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)hydrazone

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Chemical Property of benzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)hydrazone

Chemical Property:

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Technology Process of benzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)hydrazone

There total 5 articles about benzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)hydrazone 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: 99.2%

: 100-52-7
benzaldehyde

: 40106-45-4
4-hydrazino-5,6-tetramethylenothieno<2,3-d>pyrimidine

: 81154-29-2
benzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)hydrazone

Guidance literature:: In ethanol; Reflux;
DOI:10.1016/j.bmc.2010.03.018

Reference yield:

: 14346-24-8
5,6,7,8-tetrahydro-3H-benzo[4,5]thieno[2,3-d]pyrimidin-4-one

: 81154-29-2
benzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)hydrazone

Guidance literature:: Multi-step reaction with 3 steps

1: trichlorophosphate / 3 h / Reflux

2: hydrazine / methanol / 3 h / Reflux

3: ethanol / Reflux

With hydrazine; trichlorophosphate; In methanol; ethanol;

Reference yield:

: 40493-18-3
4-chloro-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine

: 81154-29-2
benzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)hydrazone

Guidance literature:: Multi-step reaction with 2 steps

1: hydrazine / methanol / 3 h / Reflux

2: ethanol / Reflux

With hydrazine; In methanol; ethanol;