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Is the degree of reaction in the hydrochloric acid quenching reaction intense?

2022-08-30View Original

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Comrades, a certain reactant undergoes a methoxylation reaction, followed by quenching with hydrochloric acid. I would like to ask everyone: to what extent is the reaction intense during the hydrochloric acid quenching step? No chemical reaction risk assessment has been conducted, so I don’t know the exact amount of heat released or the corresponding risk level. Any approximate estimate would be helpful. Thank you!
Reply #22022-09-12
It’s best to handle each case on its own, or to conduct an assessment of the exothermic reaction related to progressiveness; however, from a personal perspective, it’s better to go for a more intense approach. Temperature should be controlled by adjusting the feeding rate, so as to prevent heat accumulation, ensure complete quenching, and reduce subsequent risks~~~
Reply #32022-09-13
If a chemical reaction risk assessment is not conducted, are there any general evaluation methods based on rough judgment?
Reply #42022-09-14
The degree of heat release varies among different reactions; it’s impossible to determine it accurately just by looking at the reaction equations. You’ll know for sure once you carry out the reaction. There’s no use in relying on policies, regulations, or tricks – what matters is actual safety~~~
Reply #52022-09-14
Then the only option is to conduct a risk assessment of reactions, which is more straightforward

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