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38345-66-3

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Basic Information
CAS No.: 38345-66-3
Name: (2S,3R)-(+)-4-DIMETHYLAMINO-1,2-DIPHENYL-3-METHYL-2-BUTANOL
Article Data: 9
Molecular Structure:
Molecular Structure of 38345-66-3 ((2S,3R)-(+)-4-DIMETHYLAMINO-1,2-DIPHENYL-3-METHYL-2-BUTANOL)
Formula: C19H25 N O
Molecular Weight: 283.414
Synonyms: Benzeneethanol,a-[2-(dimethylamino)-1-methylethyl]-a-phenyl-, [S-(R*,S*)]-;(+)-Darvon alcohol; (+)-Oxyphene;(2S,3R)-(+)-4-(Dimethylamino)-3-methyl-1,2-diphenyl-2-butanol;(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol; Chirald; Darvonalcohol; Mosher's reagent; d-Oxyphene
EINECS: 204-765-3
Density: 1.043 g/cm3
Melting Point: 54-56 °C(lit.)
Boiling Point: 418.7 °C at 760 mmHg
Flash Point: 160.2 °C
Appearance: WHITE TO YELLOW POWDER, CRYSTALS OR SOLID
PSA: 23.47000
LogP: 3.31460
Related products
Synthetic route
126-04-5, 38345-66-3, 52079-40-0, 52079-41-1, 63957-11-9, 72541-03-8

(2RS,3SR)-4-dimethylamino-3-methyl-1,2-diphenyl-butan-2-ol

38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

Conditions
ConditionsYield
With camphor-10-sulfonic acid
124-40-3

dimethyl amine

98-59-9

p-toluenesulfonyl chloride

38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

Conditions
ConditionsYield
In dimethyl sulfoxide for 48h; Ambient temperature;
50-00-0

formaldehyd

threo-(+)-4-Amino-1,2-diphenyl-3-methyl-2-butanol-maleat

38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

Conditions
ConditionsYield
With formic acid
16853-85-3

lithium aluminium tetrahydride

1272-44-2

benzoylferrocene

38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

(R)-phenylhydroxymethylferrocene

Conditions
ConditionsYield
With hydrogenchloride; ammonium chloride In diethyl ether (Ar); soln. of Chirald in Et2O stirred at 0°C, added to soln. of LiAlH4 in ether, cooled to -70°C; dropwise addn. of ethereal soln. of Fe-complex at -70°C; treatment with wet ether and aq. NH4Cl;; ethereal ext. treated with 1 N HCl; crystn. (hexane);90%
...Expand
16853-85-3

lithium aluminium tetrahydride

benzoylruthenocene

38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

(C5H5)Ru(C5H4CH(OH)C6H5)

Conditions
ConditionsYield
With hydrogenchloride; ammonium chloride In diethyl ether (Ar); soln. of Chirald in Et2O stirred at 0°C added to soln. of LiAlH4 in ether cooled to -70°C; dropwise addn. of ethereal soln. of Ru-complex at -50°C; treatment with wet ether and aq. NH4Cl;; ethereal ext. treated with 1 N HCl; crystn. (hexane);90%
...Expand
38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

137156-22-0, 171878-71-0, 155613-52-8

binaphthol chlorophosphite

479253-09-3

(1'S,2'R)-2-(1'-benzyl-3'-dimethylamino-2'-methyl-1'-phenyl-propoxy)dinaphtho[2,1-d:1',2'-f](1,3,2) dioxaphosphepine

Conditions
ConditionsYield
With triethylamine In toluene89%
38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

[(R)-1,1'-binaphthyl-2,2'-diyl]chlorophosphite

(Rax)-(1'S,2'R)-2-(1'-benzyl-3'-dimethylamino-2'-methyl-1'-phenyl-propoxy)dinaphtho[2,1-d:1',2'-f](1,3,2) dioxaphosphepine

Conditions
ConditionsYield
With triethylamine In toluene87%
38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

143-15-7

1-dodecylbromide

1356938-68-5

(+)-(2R,3S)-N-(3-hydroxy-2-methyl-3,4-diphenylbutyl)-N,N-dimethyldodecan-1-ammonium bromide

Conditions
ConditionsYield
In acetonitrile for 240h; Reflux;65%
38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

100-44-7

benzyl chloride

(2R,3S)-(+)N-benzyl-N,N-dimethyl-N-(3,4-diphenyl-3-hydroxy-2-methylbutyl) ammonium chloride

Conditions
ConditionsYield
In ethanol for 18h; Heating;28%
15206-55-0

methyl 2-oxo-2-phenylacetate

38345-66-3

(2S,3R)-(+)-4-Dimethylamino-1,2-diphenyl-3-methyl-2-butanol

14263-32-2

lithium tetrabutylaluminate

75844-45-0, 97690-16-9

α-butyl-α-hydroxy phenyl methyl ester

Conditions
ConditionsYield
With hydrogenchloride In hexane at 0℃; for 2h; asymmetric alkylation; various solvent;
With hydrogenchloride Multistep reaction;
...Expand
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