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CAS No.: | 594-11-6 |
---|---|
Name: | methylcyclopropane |
Article Data: | 72 |
Molecular Structure: | |
Formula: | C4H8 |
Molecular Weight: | 56.1075 |
Synonyms: | Cyclopropylmethane;Methylcyclopropane |
Density: | 0.766g/cm3 |
Melting Point: | -177.3°C |
Boiling Point: | 0.5°C at 760 mmHg |
PSA: | 0.00000 |
LogP: | 1.41630 |
Conditions | Yield |
---|---|
In benzene-d6 byproducts: AgBr; Addn. of a soln. of iron compound to a frozen suspn. of AgBF4 at liquid nitrogen temp., sealing NMR tube under high vac., warming to room temp. and shaking.; Not isolated, NMR, MS, GC.; | 70% |
ethanol
5,5-dimethyl-5-sila-2-hexyl p-bromobenzenesulfonate
A
5,5-dimethyl-5-sila-2-hexanol
B
methylcyclopropane
Conditions | Yield |
---|---|
With water Product distribution; Rate constant; Mechanism; competitive reaction; use (R)-(-)-enriched compound, add of LiClO4, KOH, KOBs, LiOBs; | A 63% B 20% C 17% |
(η5-cyclopentadienyl)dicarbonylrhenacyclopentane
A
1-butylene
C
methylcyclopropane
Conditions | Yield |
---|---|
In benzene-d6 thermolysis of Re-complex in benzene-d6 in sealed tube at 100°C; identified by (1)H NMR gas chromy.; | A <1 B 50% C 40% |
2,2,2-trifluoroethanol
5,5-dimethyl-5-sila-2-hexyl p-bromobenzenesulfonate
A
5,5-dimethyl-5-sila-2-hexanol
B
methylcyclopropane
Conditions | Yield |
---|---|
With water at 25℃; Rate constant; Product distribution; Mechanism; competitive reaction; use (R)-(-)-enriched compound, add of LiClO4, KOH, KOBs, LiOBs; | A 26% B 27% C 47% |
Conditions | Yield |
---|---|
In neat (no solvent, solid phase) placing of Ti-compd. in a Schlenk tube, rapid heating up to 200°C under reduced pressure in an oil bath; condensing of products in a NMR tube, detected by (1)H NMR, GLC and MS; | A 43% B 16% C 19% D 31% |
Conditions | Yield |
---|---|
With 2,2'-azobis(isobutyronitrile); 2-methylpropan-2-thiol In benzene Heating; | A 3% B 0.2% |
methylene
propene
A
1-butylene
B
(Z)-2-Butene
C
trans-2-Butene
D
methylcyclopropane
Conditions | Yield |
---|---|
Produkt5: Isobutylen; |
Conditions | Yield |
---|---|
With N-methyl-acetamide; zinc at 60 - 70℃; |
Conditions | Yield |
---|---|
With copper In tetrahydrofuran at -70℃; for 0.166667h; further reaction with other α,ω-dihaloalkanes at other temperatures; | 97 % Chromat. |
With ethanol; zinc | |
With propan-1-ol; water; zinc |