Product Name

  • Name

    (S)-3-HYDROXYBUTYRIC ACID

  • EINECS 228-209-4
  • CAS No. 6168-83-8
  • Article Data47
  • CAS DataBase
  • Density 1.195 g/cm3
  • Solubility
  • Melting Point 45-48 °C
  • Formula C4H8 O3
  • Boiling Point 269.2 °C at 760 mmHg
  • Molecular Weight 104.106
  • Flash Point 121 °C
  • Transport Information
  • Appearance
  • Safety 26-36
  • Risk Codes R36/37/38   
  • Molecular Structure Molecular Structure of 6168-83-8 ((S)-3-HYDROXYBUTYRIC ACID)
  • Hazard Symbols
  • Synonyms Butanoicacid, 3-hydroxy-, (S)-; Butyric acid, 3-hydroxy-, L- (8CI);(+)-3-Hydroxy-n-butyric acid; (+)-3-Hydroxybutyric acid; (3S)-3-Hydroxybutyricacid; (S)-(+)-b-Hydroxybutyricacid; (S)-3-Hydroxybutanoic acid; (S)-3-Hydroxybutyric acid; (S)-b-Hydroxybutanoic acid;L-(+)-3-Hydroxybutyric acid; L-3-Hydroxybutyric acid; L-b-Hydroxybutyric acid
  • PSA 57.53000
  • LogP -0.15810

Synthetic route

(S)-(-)-β-methyl-β-propiolactone
65058-82-4

(S)-(-)-β-methyl-β-propiolactone

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With sodium hydroxide In water at 0℃; for 0.333333h;71%
With hydrogenchloride In diethyl ether; water for 18h; pH=2;63%
(S)-3-hydroxybutyric acid methyl ester
53562-86-0

(S)-3-hydroxybutyric acid methyl ester

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With sodium hydroxide In water for 36h;53%
With water; potassium hydroxide at 0 - 20℃; for 32h;50%
With potassium hydroxide In ethanol at 25℃; for 48h;
With potassium hydroxide
With potassium hydroxide at 20℃; for 72h;
(S)-(-)-β-methyl-β-propiolactone
65058-82-4

(S)-(-)-β-methyl-β-propiolactone

A

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

B

(R)-3-Mercaptobuttersaeure
115395-16-9

(R)-3-Mercaptobuttersaeure

Conditions
ConditionsYield
With sodium hydrogensulfide In water 0 deg C, 1 h, then room temp., 24 h; Yields of byproduct given;A n/a
B 47%
3-hydroxybutanenitrile
4368-06-3

3-hydroxybutanenitrile

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With Rhodococcus erythropolis SET1 cells In aq. phosphate buffer at 25℃; for 24h; pH=7; Microbiological reaction; enantioselective reaction;42%
With hydrogenchloride
With bacterial isolate In aq. phosphate buffer at 15℃; pH=7.2;n/a
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With phosphate buffer at 30℃; for 24h; Candida boidinii KK912 (IFO 10574);A 32%
B 13%
3-aminobutyric acid
2835-82-7

3-aminobutyric acid

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With cis-nitrous acid nachfolgend Verseifen;
methyl 3-aminobutyrate
6078-06-4

methyl 3-aminobutyrate

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With cis-nitrous acid nachfolgend Verseifen;
acetaldol
107-89-1

acetaldol

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
bei der Einw. von Bact. ascendens;
2-acetoacetic acid
541-50-4

2-acetoacetic acid

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
bei der Reduktion durch gaerende Hefe;
durch ein stereospezifisches Enzym aus Schweinenieren-Extrakt;
3-Hydroxybutyric acid
300-85-6, 625-71-8

3-Hydroxybutyric acid

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
Man laesst auf der Ammoniumsalzloesung Aspergillus griseus wachsen;
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

A

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

B

(R)-3-hydroxybutyric acid
625-72-9

(R)-3-hydroxybutyric acid

C

2-acetoacetic acid
541-50-4

2-acetoacetic acid

Conditions
ConditionsYield
With D-glucose; calcium carbonate at 27℃; for 48h; Hansenula anomala IFO 0195; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
With D-glucose; calcium carbonate at 27℃; for 48h; Product distribution; Hansenula anomala IFO 0195, potato-dextrose-agar; other yeasts, influence of glucose, fructose, temperature: stereoselectivity; also with optically active 1,3-butanediol;
2-acetoacetic acid
541-50-4

2-acetoacetic acid

A

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

B

(R)-3-hydroxybutyric acid
625-72-9

(R)-3-hydroxybutyric acid

Conditions
ConditionsYield
With potassium dihydrogenphosphate; baker's yeast; D-glucose In water at 28℃; for 9h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
With potassium dihydrogenphosphate; baker's yeast; D-glucose In water at 28℃; for 9h; Product distribution; other times; other β-keto acids investigated;
With diisopinocampheylborane In tetrahydrofuran at 20℃; for 32h; Title compound not separated from byproducts.;
ethyl (S)-3-hydroxybutyrate
56816-01-4

ethyl (S)-3-hydroxybutyrate

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With potassium hydroxide for 12h; Ambient temperature;
With Candida antarctica lipase B; 4-nitro-phenol; MOPS buffer In water at 25℃; pH=7.2; Enzyme kinetics; Further Variations:; Reagents; Enzymatic reaction;
ethyl acetoacetate
141-97-9

ethyl acetoacetate

A

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

B

(R)-3-hydroxybutyric acid
625-72-9

(R)-3-hydroxybutyric acid

C

Ethyl (R)-3-hydroxybutanoate
24915-95-5

Ethyl (R)-3-hydroxybutanoate

D

ethyl (S)-3-hydroxybutyrate
56816-01-4

ethyl (S)-3-hydroxybutyrate

Conditions
ConditionsYield
With Halobacterium halobium; pepton; potassium chloride; water; sodium citrate; magnesium sulfate; sodium chloride at 40℃; for 120h; Irradiation; Yields of byproduct given. Title compound not separated from byproducts;
With Halobacterium halobium; pepton; potassium chloride; sodium citrate; magnesium sulfate; sodium chloride In water at 40℃; for 120h; Irradiation; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
(S)-(-)-2,3-Dihydro-2-methyl-4H-1-benzopyran-4-one
108379-02-8

(S)-(-)-2,3-Dihydro-2-methyl-4H-1-benzopyran-4-one

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With ozone In water; acetic acid for 2h;
1'(R),6-Dimethyl-4'(S)-isopropyl-4-oxospiro--dioxin>
105252-84-4

1'(R),6-Dimethyl-4'(S)-isopropyl-4-oxospiro--dioxin>

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With hydrogen; platinum(IV) oxide In methanol Ambient temperature;
2-hydroxymuconate disodium salt

2-hydroxymuconate disodium salt

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With sodium dihydrogenphosphate; manganese(ll) chloride 1.) 4-oxalocrotonate tautomerase (4-OT), RT, 2 h, 2.) oxalocrotonate decarboxylase, vinylpyruvate hydratase, RT, 1.5 h; Multistep reaction;
l-menthyl (2S,6S)-6-methyl-4-oxo-1,3-dioxane-2-carboxylate

l-menthyl (2S,6S)-6-methyl-4-oxo-1,3-dioxane-2-carboxylate

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With potassium hydroxide In methanol at 50℃; for 0.0833333h;
(S)-3-(benzyloxy)butanoic acid
182970-04-3

(S)-3-(benzyloxy)butanoic acid

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In ethyl acetate for 5h;
(+-)-3-hydroxy-butyric acid

(+-)-3-hydroxy-butyric acid

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With Quinine
potassium-salt of/the/ acetoacetic acid

potassium-salt of/the/ acetoacetic acid

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With Baecker-yeast
(S)-3-hydroxybutyric acid methyl ester
53562-86-0

(S)-3-hydroxybutyric acid methyl ester

A

methanol
67-56-1

methanol

B

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With 2-(di(2-hydroxyethyl)amino)ethanesulfonic acid; lipase from Ophiostoma piliferum In water at 25℃; pH=7.20; Enzyme kinetics;
With 2-(di(2-hydroxyethyl)amino)ethanesulfonic acid; lipase from Bacillus thermocatenulanatus In water at 40℃; pH=7.20; Enzyme kinetics;
ethyl (S)-3-hydroxybutyrate
56816-01-4

ethyl (S)-3-hydroxybutyrate

A

ethanol
64-17-5

ethanol

B

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With 2-(di(2-hydroxyethyl)amino)ethanesulfonic acid; lipase from Ophiostoma piliferum In water at 25℃; pH=7.20; Enzyme kinetics;
With 2-(di(2-hydroxyethyl)amino)ethanesulfonic acid; lipase from Bacillus thermocatenulanatus In water at 40℃; pH=7.20; Enzyme kinetics;
6-Methyl-2-((1R,2S,3R,5R)-2,6,6-trimethyl-bicyclo[3.1.1]hept-3-yl)-[1,3,2]dioxaborinan-4-one

6-Methyl-2-((1R,2S,3R,5R)-2,6,6-trimethyl-bicyclo[3.1.1]hept-3-yl)-[1,3,2]dioxaborinan-4-one

A

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

B

(R)-3-hydroxybutyric acid
625-72-9

(R)-3-hydroxybutyric acid

Conditions
ConditionsYield
With sodium hydroxide; dihydrogen peroxide In tetrahydrofuran Title compound not separated from byproducts.;
(S)-3-hydroxybutyraldehyde
117706-98-6

(S)-3-hydroxybutyraldehyde

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Conditions
ConditionsYield
With sodium chlorite
perennisaponin I
1190432-98-4

perennisaponin I

A

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

B

polygalacic acid 3-(α-L-rhamnopyranoside)
121324-22-9

polygalacic acid 3-(α-L-rhamnopyranoside)

C

acetic acid
64-19-7

acetic acid

Conditions
ConditionsYield
With potassium hydroxide In 1,4-dioxane; water at 40℃; for 12h;A n/a
B 2 mg
C n/a
perennisaponin J
1190433-12-5

perennisaponin J

A

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

B

polygalacic acid 3-(α-L-rhamnopyranoside)
121324-22-9

polygalacic acid 3-(α-L-rhamnopyranoside)

C

acetic acid
64-19-7

acetic acid

Conditions
ConditionsYield
With potassium hydroxide In 1,4-dioxane; water at 40℃; for 12h;A n/a
B 2 mg
C n/a
perennisaponin K
1190433-29-4

perennisaponin K

A

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

B

polygalacic acid 3-(α-L-rhamnopyranoside)
121324-22-9

polygalacic acid 3-(α-L-rhamnopyranoside)

C

acetic acid
64-19-7

acetic acid

Conditions
ConditionsYield
With potassium hydroxide In 1,4-dioxane; water at 40℃; for 12h;A n/a
B 2 mg
C n/a
perennisaponin L
1190433-46-5

perennisaponin L

A

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

B

polygalacic acid 3-(α-L-rhamnopyranoside)
121324-22-9

polygalacic acid 3-(α-L-rhamnopyranoside)

C

acetic acid
64-19-7

acetic acid

Conditions
ConditionsYield
With potassium hydroxide In 1,4-dioxane; water at 40℃; for 12h;A n/a
B 2 mg
C n/a
bortezomib
390800-88-1

bortezomib

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

N-[(1S)-1-benzyl-2-({(1R)-3-methyl-1-[(4S)-4-methyl-6-oxo-1,3,2-dioxaborinan-2-yl]butyl}amino)-2-oxoethyl]pyrazine-2-carboxamide
1201902-96-6

N-[(1S)-1-benzyl-2-({(1R)-3-methyl-1-[(4S)-4-methyl-6-oxo-1,3,2-dioxaborinan-2-yl]butyl}amino)-2-oxoethyl]pyrazine-2-carboxamide

Conditions
ConditionsYield
In ethyl acetate at 25 - 60℃;96%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

Ν,Ν',Ν''-[boroxin-2,4,6-triyltris[[(1R)-3-methylbutane-1,1-diyl]imino(2-oxoethane-2,1-diyl)]]tris(2,5-dichlorobenzamide)
1201903-03-8

Ν,Ν',Ν''-[boroxin-2,4,6-triyltris[[(1R)-3-methylbutane-1,1-diyl]imino(2-oxoethane-2,1-diyl)]]tris(2,5-dichlorobenzamide)

2,5-dichloro-N-[2-({(1R)-3-methyl-1-[(4S)-4-methyl-6-oxo-1,3,2-dioxaborinan-2-yl]butyl}amino)-2-oxoethyl]benzamide
1201902-87-5

2,5-dichloro-N-[2-({(1R)-3-methyl-1-[(4S)-4-methyl-6-oxo-1,3,2-dioxaborinan-2-yl]butyl}amino)-2-oxoethyl]benzamide

Conditions
ConditionsYield
In ethyl acetate at 25 - 60℃;95%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

benzyl alcohol
100-51-6

benzyl alcohol

3-hydroxybutyric acid benzyl ester
127604-17-5

3-hydroxybutyric acid benzyl ester

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In chloroform at 0℃; for 6h;89%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

5-{9-isobutyl-6-[(3S)-3-methylmorpholin-4-yl]-8-piperazin-1-yl-9H-purin-2-yl}pyrimidin-2-amine
1222106-77-5

5-{9-isobutyl-6-[(3S)-3-methylmorpholin-4-yl]-8-piperazin-1-yl-9H-purin-2-yl}pyrimidin-2-amine

(2S)-4-(4-{2-(2-Aminopyrimidin-5-yl)-9-isobutyl-6-[(3S)-3-methylmorpholin-4-yl]-9H-purin-8-yl}piperazin-1-yl)-4-oxobutan-2-ol
1222105-18-1

(2S)-4-(4-{2-(2-Aminopyrimidin-5-yl)-9-isobutyl-6-[(3S)-3-methylmorpholin-4-yl]-9H-purin-8-yl}piperazin-1-yl)-4-oxobutan-2-ol

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃; for 21h;81%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

4-methoxy-aniline
104-94-9

4-methoxy-aniline

(S)-3-hydroxy-N-(4-methoxyphenyl)butanamide
127604-09-5

(S)-3-hydroxy-N-(4-methoxyphenyl)butanamide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; HATU In dichloromethane at 0 - 20℃; Inert atmosphere;75%
ethanol
64-17-5

ethanol

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

ethyl (S)-3-hydroxybutyrate
56816-01-4

ethyl (S)-3-hydroxybutyrate

Conditions
ConditionsYield
With sulfuric acid73%
With sulfuric acid73%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

benzyl 2-amino-(R)-4,6-O-benzylidene-2-deoxy-β-D-allopyranoside
195006-98-5

benzyl 2-amino-(R)-4,6-O-benzylidene-2-deoxy-β-D-allopyranoside

benzyl (R)-4,6-O-benzylidene-2-deoxy-2-[(S)-3-hydroxybutanamido]-β-D-allopyranoside

benzyl (R)-4,6-O-benzylidene-2-deoxy-2-[(S)-3-hydroxybutanamido]-β-D-allopyranoside

Conditions
ConditionsYield
With 1-hydroxy-pyrrolidine-2,5-dione; triethylamine; dicyclohexyl-carbodiimide In 1,4-dioxane at 20℃;72%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

3-(5-tert-butyl-1,3,4-oxadiazol-2-yl)-5-(1-methyl-3-(piperidin-4-yl)-1H-1,2,4-triazol-5-yl)pyrazin-2-amine
1620576-76-2

3-(5-tert-butyl-1,3,4-oxadiazol-2-yl)-5-(1-methyl-3-(piperidin-4-yl)-1H-1,2,4-triazol-5-yl)pyrazin-2-amine

(3S)-1-[4-[5-[5-amino-6-(5-tert-butyl-1,3,4-oxadiazol-2-yl)pyrazin-2-yl]-1-methyl-1,2,4-triazol-3-yl]-1-piperidyl]-3-hydroxy-butan-1-one
1620576-66-0

(3S)-1-[4-[5-[5-amino-6-(5-tert-butyl-1,3,4-oxadiazol-2-yl)pyrazin-2-yl]-1-methyl-1,2,4-triazol-3-yl]-1-piperidyl]-3-hydroxy-butan-1-one

Conditions
ConditionsYield
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h; Inert atmosphere;68%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

(R)-N-(6-(1-(1-((tert-butyldimethylsilyl)oxy)propan-2-yl)-1H-tetrazol-5-yl)pyridin-2-yl)-6-methoxy-1,2,3,4-tetrahydroisoquinoline-7-carboxamide

(R)-N-(6-(1-(1-((tert-butyldimethylsilyl)oxy)propan-2-yl)-1H-tetrazol-5-yl)pyridin-2-yl)-6-methoxy-1,2,3,4-tetrahydroisoquinoline-7-carboxamide

2-((S)-3-hydroxybutanoyl)-N-(6-(1-((R)-1-hydroxypropan-2-yl)-1H-tetrazol-5-yl)pyridin-2-yl)-6-methoxy-1,2,3,4-tetrahydroisoquinoline-7-carboxamide

2-((S)-3-hydroxybutanoyl)-N-(6-(1-((R)-1-hydroxypropan-2-yl)-1H-tetrazol-5-yl)pyridin-2-yl)-6-methoxy-1,2,3,4-tetrahydroisoquinoline-7-carboxamide

Conditions
ConditionsYield
Stage #1: (S)-3-Hydroxybutanoic Acid; (R)-N-(6-(1-(1-((tert-butyldimethylsilyl)oxy)propan-2-yl)-1H-tetrazol-5-yl)pyridin-2-yl)-6-methoxy-1,2,3,4-tetrahydroisoquinoline-7-carboxamide With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 2h;
Stage #2: With hydrogenchloride In water; N,N-dimethyl-formamide at 20℃; for 1h;
66%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

(S)-3-[(S)-3-hydroxybutyramido]-hexahydro-2-azepinone

(S)-3-[(S)-3-hydroxybutyramido]-hexahydro-2-azepinone

Conditions
ConditionsYield
With dmap; 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h;62%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

5-{9-isobutyl-8-[(3R)-3-methylpiperazin-1-yl]-6-morpholin-4-yl-9H-purin-2-yl}pyrimidin-2-amine
1222104-29-1

5-{9-isobutyl-8-[(3R)-3-methylpiperazin-1-yl]-6-morpholin-4-yl-9H-purin-2-yl}pyrimidin-2-amine

(2S)-4-{(2R)-4-[2-(2-Aminopyrimidin-5-yl)-9-isobutyl-6-morpholin-4-yl-9H-purin-8-yl]-2-methylpiperazin-1-yl}-4-oxobutan-2-ol
1222104-71-3

(2S)-4-{(2R)-4-[2-(2-Aminopyrimidin-5-yl)-9-isobutyl-6-morpholin-4-yl-9H-purin-8-yl]-2-methylpiperazin-1-yl}-4-oxobutan-2-ol

Conditions
ConditionsYield
With benzotriazol-1-ol; dicyclohexyl-carbodiimide In N,N-dimethyl-formamide at 40℃; for 16h;61%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

5-(9-isobutyl-6-morpholin-4-yl-8-piperazin-1-yl-9H-purin-2-yl)pyrimidin-2-amine
1222105-31-8

5-(9-isobutyl-6-morpholin-4-yl-8-piperazin-1-yl-9H-purin-2-yl)pyrimidin-2-amine

(2S)-4-{4-[2-(2-Aminopyrimidin-5-yl)-9-isobutyl-6-morpholin-4-yl-9H-purin-8-yl]piperazin-1-yl}-4-oxobutan-2-ol
1222104-67-7

(2S)-4-{4-[2-(2-Aminopyrimidin-5-yl)-9-isobutyl-6-morpholin-4-yl-9H-purin-8-yl]piperazin-1-yl}-4-oxobutan-2-ol

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide for 16h;56%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

(3aS,6aR)-2-(1-(2-fluorophenyl)-1H-indazol-4-yl)hexahydropyrrolo[3,4-c]pyrrol-1(2H)-one

(3aS,6aR)-2-(1-(2-fluorophenyl)-1H-indazol-4-yl)hexahydropyrrolo[3,4-c]pyrrol-1(2H)-one

(3aS,6aR)-2-[1-(2-fluorophenyl)-1H-indazol-4-yl]-5-[(3S)-3-hydroxybutanoyl]hexahydropyrrolo[3,4-c]pyrrol-1(2H)-one

(3aS,6aR)-2-[1-(2-fluorophenyl)-1H-indazol-4-yl]-5-[(3S)-3-hydroxybutanoyl]hexahydropyrrolo[3,4-c]pyrrol-1(2H)-one

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In tetrahydrofuran at 20℃; for 3h;53%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

5-[6-morpholin-4-yl-8-piperazin-1-yl-9-(2,2,2-trifluoroethyl)-9H-purin-2-yl]pyrimidin-2-amine trifluoroacetate

5-[6-morpholin-4-yl-8-piperazin-1-yl-9-(2,2,2-trifluoroethyl)-9H-purin-2-yl]pyrimidin-2-amine trifluoroacetate

(2S)-4-{4-[2-(2-Aminopyrimidin-5-yl)-6-morpholin-4-yl-9-(2,2,2-trifluoroethyl)-9H-purin-8-yl]piperazin-1-yl}-4-oxobutan-2-ol
1222104-55-3

(2S)-4-{4-[2-(2-Aminopyrimidin-5-yl)-6-morpholin-4-yl-9-(2,2,2-trifluoroethyl)-9H-purin-8-yl]piperazin-1-yl}-4-oxobutan-2-ol

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide for 15h;50%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

pivalaldehyde
630-19-3

pivalaldehyde

(2S,6S)-2-tert-Butyl-6-methyl-[1,3]dioxan-4-one

(2S,6S)-2-tert-Butyl-6-methyl-[1,3]dioxan-4-one

Conditions
ConditionsYield
With Dowex 50W In dichloromethane Cyclization; Etherification; Heating;48%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

5-{9-isobutyl-8-[(3S)-3-methylpiperazin-1-yl]-6-morpholin-4-yl-9H-purin-2-yl}pyrimidin-2-amine
1222104-28-0

5-{9-isobutyl-8-[(3S)-3-methylpiperazin-1-yl]-6-morpholin-4-yl-9H-purin-2-yl}pyrimidin-2-amine

(2S)-4-{(2S)-4-[2-(2-Aminopyrimidin-5-yl)-9-isobutyl-6-morpholin-4-yl-9H-purin-8-yl]-2-methylpiperazin-1-yl}-4-oxobutan-2-ol
1222104-70-2

(2S)-4-{(2S)-4-[2-(2-Aminopyrimidin-5-yl)-9-isobutyl-6-morpholin-4-yl-9H-purin-8-yl]-2-methylpiperazin-1-yl}-4-oxobutan-2-ol

Conditions
ConditionsYield
With benzotriazol-1-ol; dicyclohexyl-carbodiimide In N,N-dimethyl-formamide at 40℃; for 16h;48%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

L-cysteine methyl ester hydrochloride
18598-63-5

L-cysteine methyl ester hydrochloride

methyl (R)-2-((S)-3-hydroxybutyrylamino)-3-mercaptopropionate
676346-96-6

methyl (R)-2-((S)-3-hydroxybutyrylamino)-3-mercaptopropionate

Conditions
ConditionsYield
With 4-methyl-morpholine; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In acetonitrile at 0℃; for 3h;42%
3-{[(R)-2,2,5,5-tetramethyl-1,3-dioxan-4-yl]carbonylamino}-1-(2-mercaptoethylamino)-1-propanone
167308-64-7

3-{[(R)-2,2,5,5-tetramethyl-1,3-dioxan-4-yl]carbonylamino}-1-(2-mercaptoethylamino)-1-propanone

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

dibenzyl phosphochloridate
538-37-4

dibenzyl phosphochloridate

Conditions
ConditionsYield
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 16h;40.56%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

(3aR,6aS)-2-[1-(2-fluorophenyl)-1H-indazol-4-yl]hexahydropyrrolo[3,4-c]pyrrol-1(2H)-one

(3aR,6aS)-2-[1-(2-fluorophenyl)-1H-indazol-4-yl]hexahydropyrrolo[3,4-c]pyrrol-1(2H)-one

(3aR,6aS)-2-[1-(2-fluorophenyl)-1H-indazol-4-yl]-5-[(3S)-3-hydroxybutanoyl]hexahydropyrrolo[3,4-c]pyrrol-1(2H)-one

(3aR,6aS)-2-[1-(2-fluorophenyl)-1H-indazol-4-yl]-5-[(3S)-3-hydroxybutanoyl]hexahydropyrrolo[3,4-c]pyrrol-1(2H)-one

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In tetrahydrofuran at 20℃; for 16h;40%
4-(4-aminophenyl)-N-(4-morpholin-4-ylphenyl)pyrimidin-2-amine

4-(4-aminophenyl)-N-(4-morpholin-4-ylphenyl)pyrimidin-2-amine

(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

(S)-3-hydroxy-N-(4-(2-(4-{morpholinophenyl}amino)pyrimidin-4-yl)phenyl)butanamide

(S)-3-hydroxy-N-(4-(2-(4-{morpholinophenyl}amino)pyrimidin-4-yl)phenyl)butanamide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; HATU In N,N-dimethyl-formamide at 20℃; for 2h;22%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

A

(4S,8S,12S,16S,20S)-4,8,12,16,20-Pentamethyl-1,5,9,13,17-pentaoxa-cycloicosane-2,6,10,14,18-pentaone
116838-42-7

(4S,8S,12S,16S,20S)-4,8,12,16,20-Pentamethyl-1,5,9,13,17-pentaoxa-cycloicosane-2,6,10,14,18-pentaone

B

(4S,8S,12S,16S,20S,24S)-4,8,12,16,20,24-Hexamethyl-1,5,9,13,17,21-hexaoxa-cyclotetracosane-2,6,10,14,18,22-hexaone
116838-43-8

(4S,8S,12S,16S,20S,24S)-4,8,12,16,20,24-Hexamethyl-1,5,9,13,17,21-hexaoxa-cyclotetracosane-2,6,10,14,18,22-hexaone

C

(4S,8S,12S,16S,20S,24S,28S)-4,8,12,16,20,24,28-Heptamethyl-1,5,9,13,17,21,25-heptaoxa-cyclooctacosane-2,6,10,14,18,22,26-heptaone
116838-44-9

(4S,8S,12S,16S,20S,24S,28S)-4,8,12,16,20,24,28-Heptamethyl-1,5,9,13,17,21,25-heptaoxa-cyclooctacosane-2,6,10,14,18,22,26-heptaone

Conditions
ConditionsYield
With 2,4,6-trichlorobenzoyl chloride; triethylamine In tetrahydrofuran 1.) 0 deg C, 30 min, 2.) 0 deg C to room temperature, 1.5 h;A 13%
B 13%
C 7%
With trichlorobenzoyl chloride; triethylamine In tetrahydrofuran 1.) 0 deg C, 30 min, 2.) 0 deg C to room temperature, 1.5 h;A 13%
B 13%
C 7%
With 2,4,6-trichlorobenzoyl chloride; triethylamine In tetrahydrofuran 1.) 0 deg C, 30 min, 2.) 0 deg C to room temperature;A 13%
B 13%
C 7%
(S)-3-Hydroxybutanoic Acid
6168-83-8

(S)-3-Hydroxybutanoic Acid

(S)-3-hydroxybutyric acid methyl ester
53562-86-0

(S)-3-hydroxybutyric acid methyl ester

Conditions
ConditionsYield
In diethyl ether12%
With diethyl ether
In diethyl ether Yield given;
In diethyl ether for 0.166667h; Ambient temperature; Yield given;

(S)-3-Hydroxybutyric acid Chemical Properties

Molecular structure of (S)-3-Hydroxybutyric acid (CAS NO.6168-83-8) is:

Product Name: (S)-3-Hydroxybutyric acid
CAS Registry Number: 6168-83-8
IUPAC Name: (3S)-3-hydroxybutanoic acid
Molecular Weight: 104.10452 [g/mol]
Molecular Formula: C4H8O3
XLogP3-AA: -0.5
H-Bond Donor: 2
H-Bond Acceptor: 3
Melting Point: 45-48 °C
Storage temp.: 2-8 °C 
Index of Refraction: 1.455
Molar Refractivity: 23.63 cm3
Molar Volume: 87 cm3
Surface Tension: 46.3 dyne/cm
Density: 1.195 g/cm3
Flash Point: 121 °C
Enthalpy of Vaporization: 58.91 kJ/mol
Boiling Point: 269.2 °C at 760 mmHg
Vapour Pressure: 0.000979 mmHg at 25°C
EINECS: 228-209-4
Product Categories: Carboxylic Acids;Chiral Building Blocks;Organic Building Blocks

(S)-3-Hydroxybutyric acid Safety Profile

Safty information about (S)-3-Hydroxybutyric acid (CAS NO.6168-83-8) is:
Hazard Codes: IrritantXi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
WGK Germany: 3
F: 3-10

(S)-3-Hydroxybutyric acid Specification

 (S)-3-Hydroxybutyric acid , its cas register number is 6168-83-8. It also can be called beta-Hydroxybutyrate, L- ; beta-Hydroxybutyrate,l .

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