Category: ACETAL (AND THIOACETAL) FORMATION

Product		Procedure
(−)-2,4-O-ethylidene-D-erythrose		X, 405 X, 405 X, 405
3-Nitropropanal diethyl acetal		X, 577
3-Nitropropanal dimethyl acetal		X, 577
Methyl 2,3-O-(6,6'-octahydro-6,6'-bi-2H-pyran-2,2'-diyl)-α-D-galactopyranoside		X, 552
O⁴,O⁵-Isopropylidene-3,6-anhydro-1-deoxy-1-iodo-D-glucitol		X, 471
3-(1,1-Dimethylethyl) 4-methyl-(S)-2,2-dimethyloxazolidine-3,4-dicarboxylate		X, 320
1-(1-Ethoxyethoxy)-1,2-propadiene		X, 156
Tetrahydro-2-(2-propynyloxy)-2H-pyran, (2-Propargyloxytetrahydropyran)		X, 165
(R,R)-Dimethyl O,O-isopropylidenetartrate		X, 349
6,7-Dihydrocyclopenta-1,3-dioxin-5(4H)-one		X, 293
1-Acetoxy-3-(methoxymethoxy)butane		X, 492
(1'S,2'S)-Methyl-3O,4O-(1',2'-dimethoxycyclohexane-1',2'-diyl)-α-D-mannopyranoside		X, 523
1,1,2,2-Tetramethoxycyclohexane		X, 523
2-(2-Phenylethenyl)-1,3-dithiolane		IX, 727
(2S,4S)-2,4,5-Trihydroxypentanoic acid 4,5-acetonide methyl ester		IX, 717
(E)-2-Methyl-2-(2-phenylethenyl)-1,3-dithiolane		IX, 649
1-Bromo-3,3-dimethoxypropane		IX, 643
2-Chloromethyl-1,3-dithiolane		IX, 585
2-Bromoethyl methoxymethyl ether		IX, 539
1,2:5,6-Diisopropylidene-D-mannitol		IX, 450
3-(1,1-Dimethylethyl) 4-methyl-(S)-2,2-dimethyloxazolidine-3,4-dicarboxylate		IX, 300
3-Vinyl-1,5-dihydro-3H-2,4-benzodioxepine		IX, 251
(+)-[(7,7-Dimethoxycamphoryl)sulfonyl]imine		IX, 212
Tributyl[(methoxymethoxy)methyl]stannane		IX, 132 IX, 67
Diethyl (-)-2,3-O-benzylidene-L-tartrate		IX, 39
(2R,3S)- and (2S,3S)-1,4-Dioxa-2,3-dimethyl-2-(1-methylethenyl)-8-carboethoxy-8-azaspiro[4.5]decane		IX, 4
1-(1,3-Dithian-2-yl)-2-cyclohexen-1-ol		VIII, 309
2-(Bromomethyl)-2-(chloromethyl)-1,3-dioxane		VIII, 173
2,3-Di-tert-butoxy-1,4-dioxane		VIII, 161
Dimethyl 2,3-O-isopropylidene-L-tartrate		VIII, 155
Methyl 4,6-O-benzylidene-α-D-glucopyranoside		VIII, 33
(S)-(+)-2-(p-Toluenesulfinyl)-2-cyclopentenone ethylene ketal		VII, 495
2-[(1'-Ethoxy)-1-ethoxy]butyronitrile		VII, 381
Tetrahydro-2-(2-propynyloxy)-2H-pyran, (2-Propargyloxytetrahydropyran)		VII, 334
2,3-O-lsopropylidene-D-erythronolactone		VII, 297
2-Bromo-2-cyclopenten-1-one ethylene ketal		VII, 271
2-Hydroxymethyl-2-cyclopentenone ethylene ketal		VII, 271
α-Hydroxyacetophenone dimethyl acetal		VII, 263
8-[(E)-1,2-Dichlorovinyl]-8-methyl-1,4-dioxaspiro[4.5]-dec-6-cene		VII, 241
8-Ethynyl-8-methyl-1,4-dioxaspiro[4.5]dec-6-ene		VII, 241
6,6-Dimethoxyhexanal		VII, 168
Methyl 6,6-dimethoxyhexanoate		VII, 168
Diethyl [(2-tetrahydropyranyloxy)methyl]phosphonate		VII, 160
2,2-Diethoxy-2-(4-pyridyl)ethylamine		VII, 149
1,4-Dithiaspiro[4.11]hexadecane		VII, 124
2-(Bromoethyl)-1,3-dioxane		VII, 59
2,5,5-Trimethyl-2-(2-bromoethyl)-1,3-dioxane		VII, 59
Atropaldehyde diethyl acetal		VII, 12
cis and trans-2,6-Diethoxy-1,4-oxathiane 4,4-dioxide		VI, 976
3,3,6,6-Tetramethoxy-1,4-cyclohexadiene		VI, 971
4-Ethoxy-3-methoxybenzaldehyde ethylene acetal		VI, 567
N,N-Dimethyl-5β-cholest-3-ene-5-acetamide		VI, 491
2-Phenyl-1,3-dithiane		VI, 109
7,7-Dimethoxybicyclo[2.2.1]heptene		V, 424
5,5-Dimethoxy-1,2,3,4-tetrachlorocyclopentadiene		V, 424
2-Cyclohexyloxyethanol		V, 303
1,4-Dioxaspiro[4.5]decane		V, 303
Cyclohexanone diallyl acetal		V, 292
Acetone dibutyl acetal		V, 5
Phenylpropargylaldehyde diethyl acetal		IV, 801
Monobenzalpentaerythritol		IV, 681
β-Ketoisooctaldehyde dimethyl acetal		IV, 558
Ethyl diethoxyacetate		IV, 427
Dicyanoketene ethylene acetal		IV, 276
Acrolein acetal		IV, 21
α-Bromocinnamic aldehyde acetal		III, 731
Phenylpropargylaldehyde		III, 731
m-Nitrobenzaldehyde dimethyl acetal		III, 644
o-Nitrobenzaldiacetate		III, 641
Ketene diethylacetal		III, 506
Diisopropylidene glycerol		III, 502
β-Ethoxypropionaldehyde acetal		III, 371
α-Bromoheptaldehyde dimethyl acetal		III, 127
Bromoacetal		III, 123
p-Nitrobenzaldiacetate		II, 441

TYPES OF REACTIONS