Author Topic: MMDA: bromovanillin -> myristicinaldehyde  (Read 2857 times)

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3base

  • Guest
MMDA: bromovanillin -> myristicinaldehyde
« on: March 14, 2002, 05:25:00 PM »
example 2 describes a 1pot rnx  8)

Patent US5003091

, 1991-03-26
CROCHEMORE MICHEL (FR) ; RHONE POULENC CHIMIE (FR)

3-Methoxy-4,5-methylenedioxybenzaldehyde is facilely and  improvedly
prepared by reacting 4,5-dihydroxy-3-methoxybenzaldehyde with a
dihalomethane in a two-phase reaction medium and at a pH of from 7 to 12.



"Whatever there is to learn has to be learned the hard way."
Castaneda's teacher Don Juan Matus

uemura

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Re: MMDA: bromovanillin -> myristicinaldehyde
« Reply #1 on: March 15, 2002, 08:03:00 AM »
That is again a nice one, 3base!

Antoncho

  • Guest
Re: MMDA: bromovanillin -> myristicinaldehyde
« Reply #2 on: March 15, 2002, 10:49:00 AM »
3base, this is absolutely fucking awesome patent, i think it should bee added to Rh's site at once.

Congratulations on a good find, really cool!

Antoncho

3base

  • Guest
Re: MMDA: bromovanillin -> myristicinaldehyde
« Reply #3 on: March 16, 2002, 11:20:00 AM »
uemura & Antoncho: thank you guys, it is a special honor for
me to be lauded by such highly respected elder bees  :)


"Whatever there is to learn has to be learned the hard way."
Castaneda's teacher Don Juan Matus