Big Chemical Encyclopedia

Chemical substances, components, reactions, process design ...

Articles Figures Tables About

L- 3- propyl

Figure 5. Separation of C,4 C,- alkylbenzenes and o-dialkylbenzenes obtained4from dehydrogenation of n-alkanes in columns with Carbowax 2CM and MEAB l=l-butyl-2-butylbenzene, 2=l-propyl-2-pentylbenzene 3=i-ethyl-2-hexylbenzene, 4=l-methyl-2-heptylbenzene, 5=n-octylbenzene 6=l-butyl-2-pentylbenzene, 7=l-pro-pyl-2-hexylbenzene 8=l-etyl-2-heptylbenzene, 9=l-me-thyl-2-oktylbenzene, 10=n-nonylbenzene, ll=l-pentyl-2-pentylbenzene, 12=l-butyl-2-hexylbenzenev 13=l-pro-pyl-2-heptylbenzene, 14=l-ethyl-2-octylbenzene, 15=1-methyl-2-nonylbenzene, 16=n-decylbenzene, 17=l-pentyl-2-hexylbenzene, 18= 1-butyl-2-heptylbenzenev 19=l-pro-pyl-2-octylbenzene, 20= l-ethyl-2-nonylbenzene, 21=1-methyl-2-decylbenzene, 22=n-undecylbenzene ... Figure 5. Separation of C,4 C,- alkylbenzenes and o-dialkylbenzenes obtained4from dehydrogenation of n-alkanes in columns with Carbowax 2CM and MEAB l=l-butyl-2-butylbenzene, 2=l-propyl-2-pentylbenzene 3=i-ethyl-2-hexylbenzene, 4=l-methyl-2-heptylbenzene, 5=n-octylbenzene 6=l-butyl-2-pentylbenzene, 7=l-pro-pyl-2-hexylbenzene 8=l-etyl-2-heptylbenzene, 9=l-me-thyl-2-oktylbenzene, 10=n-nonylbenzene, ll=l-pentyl-2-pentylbenzene, 12=l-butyl-2-hexylbenzenev 13=l-pro-pyl-2-heptylbenzene, 14=l-ethyl-2-octylbenzene, 15=1-methyl-2-nonylbenzene, 16=n-decylbenzene, 17=l-pentyl-2-hexylbenzene, 18= 1-butyl-2-heptylbenzenev 19=l-pro-pyl-2-octylbenzene, 20= l-ethyl-2-nonylbenzene, 21=1-methyl-2-decylbenzene, 22=n-undecylbenzene ...
Ethyl-1 -methyl-2-propinyloxy)-tetrahydro- VI/4, 370 2-(l -Propyl-2-propinyloxy)-... [Pg.927]

FLAPffiRETARDANTS - PHOSPHORUS FLAPffi RETARDANTS] (Vol 10) Tris(2,3-dibromo-l-propyl) phosphate... [Pg.1025]

Examine spin density surfaces for l-bromo-2-propyl radical and 2-bromo-l-propyl radical (resulting from bromine atom addition to propene). Eor which is the unpaired electron more delocalized Compare energies for the two radicals. Is the more delocalized radical also the lower-energy radical Could this result have been anticipated using resonance arguments ... [Pg.241]

Deca/octahydro 6-alkyloxazolo /-fused quinolines 17 were prepared and evaluated as dopaminergics (87EUP1). A series of linearly annelated 8-alkyl-deca/ octahydrooxazoloquinolines 18 and their salts were prepared for use as dopamine D2-agonists and hypertensive agents. The rran.s-( )-l-propyl-6-oxodecahydro-quinoline was brominated, then treated with urea in methanol to give the 2-amino... [Pg.199]

Therapeutic potential of cidofouvir, (S)-l-[3-hydroxy-2-(phosphonomethoxy) propyl]cytosine (HPMPC) for the treatment of DNA virus infections 98CCC480. [Pg.236]

A. 3-(l-Propyl)-2-pyrazolin-5-one. A 500-ml., round-bottomed flask equipped with a magnetic stirring bar and a reflux condenser is charged with 23.7 g. (0.15 mole) of ethyl 3-oxohexanoate (Note 2), 250 ml. of... [Pg.73]

Pyran, tetrahydro-, 3 chloro 2 methyl [2H Pyran, tetrahydro, 3 chloro-2-mcthyl ], cis, trans mixture, 55, 64 2-PYRAZOLIN-5-ONES, 3-alkyl-, 55, 73 2-Pyrazolin 5-one, 3-(l-propyl)-, 55, 73 Pyridine, 2-amino-, p-bromination of, 55, 23... [Pg.143]

Tris-[2-methyI-propyl]-boran (S. 52) und Benzo-l,3,2-dioxaborol (S. 53) dienen zu Regioselcktiven Hydro-borierungen, letzteres ist ein ausgezeichnetes Reduktionsmittel (s.S. 87, 370f., 466)6. [Pg.7]

Mit Bis-[2-methyl-propyl]-aluminiumhydrid gelingt die Monohydroaluminierung mit-telstandiger Acetylene bei 40-80° stereoselektiv unter d5-Addition13 zu cis-Alken-(l)-... [Pg.63]

Bei der Hydroaluminierung von Alkinen tritt die Oligomerisierung oft bereits bei nied-rigeren Temperaturen in den Vordergrund. So erhalt man z.B. aus 3,3-Dimethyl-l-phe-nyl-butin (I) und Bis-[2-methyl-propyl]-aluminiumhydrid (1 1) bei 50° 94% d.Th. cis-3,3-Dimethyl-l-phenyl-buten-(l) (II)5 neben 6% d.Th. trans,trans-2,2,7,7-Tetramethyl-4,5-diphenyl-octadien-(3,5) (III) ... [Pg.64]

Lithiumalanat reduziert in Diathylather auf ahnliche Weise 1,2,3-Triphenyl-cyclopro-penylium-bromid mit 60-70%iger Ausbeute zu l,2,3-Triphenyl-cyclopropen2. 1,2-Di-propyl-cyclopropenylium-perchlorat ergibt dagegen mit Lithiumalanat in Diathylather bei 0° neben 27% d.Th. Octin-(4) 3% d.Th. 1,2-Dipropyl-cyclopropen3 ... [Pg.85]

Dagegen werden 2-Oxo-3-acyl-l,3-thiazolidine mit Lithium-tri-tert.-butyloxy-hydri-do-aluminat bzw. Bis-[2-methyl-propyl]-aluminiumhydrid selektiv zu Aldehyden reduziert5. [Pg.235]

Hydroxy-butandisaure-propyl- —> 3-Hydroxy-l-propyl-pyrrolidin -, 88,65% d.Th. ... [Pg.257]

In Dimethoxymethan wird z. B. 2-[l-Dimethylamino-propyl-(2)]-l-acetyl-hydrazin zu 2-Athyl-l-[/-dimethylamino-propyl-(2)]-hydrazin (17% d.Th.) reduziert1 2 und 2-Phenyl- 1-acetyl-hydrazin zu 2-Athyl-l-phenyl-hydrazin (89% d.Th.)3 ... [Pg.259]

Natriumboranat/Pyridin > Lithium-tetrakis-[l,2-dihydro-pyridyl-(l)]-aluminat > Natriumboranat/Alkohol > Lithium-tri.-tert.-butyloxy-hydrido-aluminat > Lithiumalanat > Lithium-trimethoxy-hydrido-aluminat > Aluminiumhydrid > Bis-[2-methyl-propyl]-aluminiumhydrid... [Pg.299]

Acylthio-4,5-dihydro-l,3-thiazole werden durch Bis-[2-methyl-propyl]-aluminiumhydrid mit guten Aus-beuten zu Aldehyden reduziert1. [Pg.347]

Addukte von 3-Alkoxy-2(3)-alkyl-alkenen-(l) mit Bis-[2-methyl-propyl]-aluminium-hydrid ergeben nach Pyrolyse die entsprechenden Cyclopropane4 ... [Pg.413]

Alkyl-cyclopropane aus 3-Athoxy-alken-(l)-en allgemeine Arbeitsvorschrift4 Eine aquimolare Mischung von 3-Athoxy-alken-(l) und Bis-[2-methyl-propyl]-aluminiumhydrid wird unter Stickstoff 6—8 Stdn. bei 85-90° am RiickfluB und danach 1-2 Stdn. bei 160-180° am absteigenden Kiihler erhitzt. Als Riickstand erhalt man Athoxy-bis-[2-methyl-propyl]-aluminium. [Pg.413]

Propyl-(2)-oxy-propanol + l-Propyl-(2)-oxy-propanol-(2) 2-(PropyI-(2)-oxy)-2-melhyl-propanol + 3-Propyl-(2)-oxy-2-meihyl-propanol-(2)... [Pg.432]

See other pages where L- 3- propyl is mentioned: [Pg.136]    [Pg.29]    [Pg.324]    [Pg.324]    [Pg.164]    [Pg.783]    [Pg.836]    [Pg.875]    [Pg.882]    [Pg.294]    [Pg.136]    [Pg.29]    [Pg.324]    [Pg.324]    [Pg.164]    [Pg.783]    [Pg.836]    [Pg.875]    [Pg.882]    [Pg.294]    [Pg.330]    [Pg.350]    [Pg.41]    [Pg.41]    [Pg.267]    [Pg.128]    [Pg.215]    [Pg.122]    [Pg.306]    [Pg.810]    [Pg.74]    [Pg.74]    [Pg.149]    [Pg.150]    [Pg.153]    [Pg.226]    [Pg.290]    [Pg.401]    [Pg.485]   
See also in sourсe #XX -- [ Pg.789 ]



SEARCH



2- Methyl-2-propyl-l,3-propanediol dicarbamate

2-Methyl-2-propyl-l,3-propanediol

2-Pyrazolin-5-one, 3-<l-propyl)

2-dimethylamino-l-propyl

3-Propyl-l,2-dithiolane

L- propyl-3-methylimidazolium

L-Methyl-2-propyl

L-Propyl-2,5-pyrrolidinedione

© 2024 chempedia.info