Dimerisation

In the first reaction what's really the mechanism? Why don't we get di yne
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12 Replies
lakshya
lakshyaOP8mo ago
@iTeachChem can you please explain 🙏 idk where the doubt solver role went
iTeachChem
iTeachChem8mo ago
@nermal @Picchi :(
iTeachChem
iTeachChem8mo ago
Chemistry Stack Exchange
What happens when an alkyne reacts with ammoniacal Cu2Cl2?
My text book provided me with 2 reactions concerning alkynes (Specifically Terminal Alkynes). The first one was the dimerisation of an alkyne on passing it through ammoniacal $\ce{Cu2Cl2}$. All was...
iTeachChem
iTeachChem8mo ago
does this help?
lakshya
lakshyaOP8mo ago
Actually doesn't really help I'm just asking if we dimerise ethyne why don't we get but 1,3 yne? Why 1 ene 3 yne
iTeachChem
iTeachChem8mo ago
what is dimerisation according to you? pi electrons need to move around, right? why will the triple bonds be retained? did not follow
picchiii
picchiii8mo ago
Its a little unstable rn Im out abhi hostel jaake ill check
lakshya
lakshyaOP8mo ago
yeah my bad. i mixed up dimerzation with all that radical stuff in preparation of alkanes
iTeachChem
iTeachChem8mo ago
all good :)
itsav23
itsav237mo ago
btw @lakshya where's the para from?
iTeachChem
iTeachChem7mo ago
+fsolved
iTeachChem Helper
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