HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 634145Generated: October 30, 2026
Sodium ethoxide → 5-(3-(6-ethoxypyrazin-2-yl)-1H-indol-5-yl)-N-(4-methoxybenzyl)-1,3,4-thiadiazol-2-amine
https://huagongshe.com/reaction/634145
Participants
| Role | Name | HCID | Charge |
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| Reactant | Sodium ethoxide | HCID 2723922 | — |
| Reactant | 5-(3-(6-chloropyrazin-2-yl)-1-tosyl-1H-indol-5-yl)-N-(4-methoxybenzyl)-1,3,4-thiadiazol-2-amine | HCID 86725096 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | 5-(3-(6-ethoxypyrazin-2-yl)-1H-indol-5-yl)-N-(4-methoxybenzyl)-1,3,4-thiadiazol-2-amine | HCID 68328441 | — |
Reaction Steps
A glass microwave reaction vessel was charged with 5-(3-(6-chloropyrazin-2-yl)-1-tosyl-1H-indol-5-yl)-N-(4-methoxybenzyl)-1,3,4-thiadiazol-2-amine (90.0 mg, 0.149 mmol) and sodium ethoxide, 21 wt % solution in EtOH (0.152 mL, 0.448 mmol, Aldrich) in EtOH (1 mL). The reaction was stirred and heated in a Initiator microwave reactor (Personal Chemistry, Biotage AB, Inc., Uppsala, Sweden) at 120° C. for 1 h. Then the solvent was removed to give the crude material, which was used in the next step without further purification. MS (ESI, pos. ion) m/z: 459 (M+1).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US09321756B2 |
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| Source dataset | uspto-grants-2016_04 |
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| ORD ID | ord-2fdc210b7437475f96416af9f35c4bc3 |
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| Source note | uspto-grants-2016_04 |
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