D-Galactopyranose supplier | CasNO.10257-28-0

Name
D-(+)-GALACTOSE
EINECS 233-595-2
CAS No. 10257-28-0
Article Data194
CAS DataBase
Density 1.732 g/cm³
Solubility
Melting Point 168-170oC(lit.)
Formula C₆H₁₂O₆
Boiling Point 410.797 °C at 760 mmHg
Molecular Weight 180.158
Flash Point 202.243 °C
Transport Information
Appearance
Safety 24/25
Risk Codes
Molecular Structure
Hazard Symbols
Synonyms Galactopyranose,D- (8CI);NSC 8102;
PSA 110.38000
LogP -3.22140

Synthetic route

: 25878-60-8
D-galactose pentaacetate

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With methanol; sodium bromide; silver(l) oxide at 20℃;	100%
With guanidine nitrate In ethanol; dichloromethane deacetylation;
With methanol; sodium methylate at 20℃; Reagent/catalyst;	100 %Spectr.

: 4064-06-6
1,2:3,4-di-O-isopropylidene-α-D-galactopyranose

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With phosphotungstic acid; water In acetonitrile at 20℃; for 3h;	100%
Multi-step reaction with 3 steps 1.1: sodium hydride; tetrabutylammomium bromide / N,N-dimethyl-formamide; mineral oil / 0.75 h / 0 - 20 °C 1.2: 16 h / 0 - 20 °C 2.1: trifluoroacetic acid / water / 0 - 20 °C 3.1: water / 0.33 h / Irradiation View Scheme

: 2592-58-7, 3006-48-2, 3006-49-3, 13526-09-5, 14679-57-3, 22415-91-4, 29884-70-6, 41545-55-5, 41545-56-6, 41569-33-9, 96996-90-6, 121570-85-2, 121570-86-3
1,2,3,4,6-Penta-O-benzoyl-α-D-galactopyranose

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With methanol; sodium bromide; silver(l) oxide at 20℃;	100%
With methanol; sodium methylate at 20℃; Reagent/catalyst;	100 %Spectr.

: C24H39NO12

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With water for 0.333333h; Irradiation;	100%

: 83-87-4, 604-68-2, 604-69-3, 2152-77-4, 4026-35-1, 4163-59-1, 4163-60-4, 4163-61-5, 4163-65-9, 4257-94-7, 4257-96-9, 16299-15-3, 19186-39-1, 19189-55-0, 25878-60-8, 25941-03-1, 32445-48-0, 32445-49-1, 32445-53-7, 32445-54-8, 34685-58-0, 34685-59-1, 43168-42-9, 43168-44-1, 43169-22-8, 43169-25-1, 66966-07-2, 70749-17-6, 80184-01-6, 93221-01-3, 93221-02-4, 99630-88-3, 109215-53-4, 115792-70-6, 115792-73-9, 139894-92-1, 139973-25-4, 144071-49-8, 147648-81-5
penta-O-acetyl-α-D-galactopyranose

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With lipase A from Aspergillus niger In aq. phosphate buffer; acetonitrile at 25℃; for 30h; pH=7; Enzymatic reaction;	99%

: allyl-α-D-galactopyranose

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With hexaaquaruthenium(II) tosylate In water-d2 at 50℃; for 24h; Inert atmosphere;	95%

: 1,2:4,6-di-O-isopropylidene-3-oxobenzoyl-α-D-galactopyranoside

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With acetyl chloride In methanol at 20℃; Reagent/catalyst; Inert atmosphere;	93%

: 4163-60-4
β-D-galactose peracetate

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With methanol; potassium cyanide for 0.333333h; Ambient temperature;	88%
With lipase A from Aspergillus niger In aq. phosphate buffer; acetonitrile at 25℃; for 139h; pH=7; Enzymatic reaction;	80%

: 5989-81-1
alpha-lactose monohydrate

A: 10257-28-0
D-Galactose

B: 802873-15-0
lactulose

C: 87-81-0
D-tagatose

Conditions

Conditions	Yield
With triethylammonium borate In water at 70℃; for 4h; Yields of byproduct given;	A n/a B 87% C n/a
With triethylammonium borate In water at 70℃; for 4h; Product distribution; various pH, tertiary amines;	A n/a B 87% C n/a

...Expand

: 1-O-butanoyl-lactulose

A: 10257-28-0
D-Galactose

B: 1-O-butanoyl-D-fructose

Conditions

Conditions	Yield
With acetate buffer for 6h; Ambient temperature; β-galactosidase, pH 4.5;	A n/a B 79%

: 37111-85-6, 77388-94-4, 77388-95-5, 84553-83-3, 84553-84-4
2,4,6-tri-O-benzyl-α,β-D-galactopyranose

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With hydrogen; palladium on activated charcoal In ethanol; ethyl acetate under 760 Torr;	78%
With hydrogen; palladium on activated charcoal In ethanol; ethyl acetate at 20℃; under 760 Torr; for 54h;	78%

: 482-36-0
Hyperoside

A: 10257-28-0
D-Galactose

B: 117-39-5
quercetol

Conditions

Conditions	Yield
With sulfuric acid at 100℃; for 1h;	A n/a B 68%
With grape snail enzymes
With rhamnodiastase

: 2818-58-8
phenyl-β-D-galactopyranoside

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With naphthalene-1,4-dicarbonitrile In acetonitrile for 24h; Irradiation;	60%

: 7493-95-0
4-nitrophenyl α-D-galactoside

A: 10257-28-0
D-Galactose

B: 110891-71-9
4-nitrophenyl (α-D-galactopyranosyl)-(1->3)-α-D-galactopyranoside

C: 187394-28-1
4-nitrophenyl (α-D-galactopyranosyl)-(1->6)-α-D-galactopyranoside

Conditions

Conditions	Yield
With α-galactosidase Aga B from Bacillus stearothermophilus In phosphate buffer at 25℃; for 3.2h; pH=7.0; Product distribution; Kinetics; Further Variations:; Reagents; Temperatures; Condensation;	A n/a B 4% C 53%

...Expand

: 14199-90-7
7-Desoxy-7-nitro-L-glycero-L-galacto-heptitol

A: 10257-28-0
D-Galactose

B: 15373-12-3
1-amino-1-deoxy-D-glycero-L-manno-heptitol hydrochloride

Conditions

Conditions	Yield
With Dowex 50WX8 (H(1+)); ammonia; iron(II) sulfate In water 1) 10 min, reflux, 2) 0.5 h, RT;	A 0.6 g B 26%

: 80443-15-8, 4291-60-5
acacetin 7-O-β-D-galactopyranoside

A: 10257-28-0
D-Galactose

B: 480-44-4
5,7-dihydroxy-2-(4'-methoxyphenyl)-4H-1-benzopyran-4-one

Conditions

Conditions	Yield
With hydrogenchloride In ethanol for 2h; on steam bath;	A n/a B 18%

: 133-99-3, 490-37-9, 2152-98-9, 4482-75-1, 5965-66-2, 13299-27-9, 13360-52-6, 14641-93-1, 15548-43-3, 16462-44-5, 16984-36-4, 16984-38-6, 20869-27-6, 22688-72-8, 27452-49-9, 29276-55-9, 30608-12-9, 34481-13-5, 37169-60-1, 37169-64-5, 64234-01-1, 64234-02-2, 75281-88-8, 80446-85-1, 84413-57-0, 92344-56-4, 93221-87-5, 93301-77-0, 94799-29-8, 100427-98-3, 100428-00-0, 101312-82-7, 102046-24-2, 102046-25-3, 109432-00-0, 109432-02-2, 109432-04-4, 109432-08-8, 135268-49-4, 138231-26-2, 140461-59-2, 145414-22-8, 145414-26-2, 146339-75-5, 146339-76-6, 149116-55-2
Lactose

A: 2280-44-6
D-Glucose

B: 10257-28-0
D-Galactose

C: 18404-79-0
β-D-galactopyranosyl-(1->3)-α-D-galactopyranosyl-(1->4)-α/β-D-glucopyranose

Conditions

Conditions	Yield
With Streptococcus thermophylus DN-001065 galactosylation; Enzymatic reaction;	A 15% B 4% C 16%

...Expand

: 186581-53-3, 908094-01-9
diazomethane

: 107091-09-8
3-O-β-D-galactopyranosyl-(1->2)-<β-D-xylopyranosyl-(1->3)>-β-D-glucuronopyranosyl quillaic acid 28-O-β-D-apiofuranosyl-(1->3)-β-D-xylopyranosyl-(1->4)-<β-D-glucopyranosyl-(1->3)>-α-L-rhamnopyranosyl-(1->2)-β-D-fucopyranoside.

A: 87-72-9, 608-45-7, 608-46-8, 608-47-9, 2460-44-8, 6748-95-4, 6763-34-4, 7261-26-9, 7283-06-9, 7283-07-0, 7296-55-1, 7296-56-2, 7296-58-4, 7296-59-5, 7296-60-8, 7296-61-9, 7296-62-0, 7322-30-7, 10257-31-5, 10257-32-6, 10257-33-7, 10257-34-8, 10257-35-9, 19982-83-3, 20242-88-0, 28697-53-2, 36562-42-2, 41546-41-2, 89299-64-9, 107655-34-5, 115794-06-4, 115794-07-5, 130550-15-1, 130606-21-2
D-Xylose

B: 10257-28-0
D-Galactose

C: 6556-12-3, 489-91-8, 528-16-5, 552-12-5, 577-46-8, 643-33-4, 2240-07-5, 6294-16-2, 10133-02-5, 18402-78-3, 18968-14-4, 21179-08-8, 23018-83-9, 33599-45-0, 33599-46-1, 46171-67-9, 46171-69-1, 46172-26-3, 70021-34-0, 71031-08-8, 104195-06-4, 106499-29-0, 124817-72-7
D-glucuronic acid

D: C59H94O26

Conditions

Conditions	Yield
In methanol; diethyl ether ice cooling then Rt, 1 h;

...Expand

: 186581-53-3, 908094-01-9
diazomethane

: 3-O-β-D-galactopyranosyl-(1->2)-<β-D-xylopyranosyl-(1->3)>-β-D-gucuronopyranosyl quillaic acid 28-O-β-D-apiofuranosyl-(1-3>)-β-D-xylopyranosyl-(1->4)-α-L-rhamnopyranosyl-(1->2)-β-D-gucopyranoside

A: 87-72-9, 608-45-7, 608-46-8, 608-47-9, 2460-44-8, 6748-95-4, 6763-34-4, 7261-26-9, 7283-06-9, 7283-07-0, 7296-55-1, 7296-56-2, 7296-58-4, 7296-59-5, 7296-60-8, 7296-61-9, 7296-62-0, 7322-30-7, 10257-31-5, 10257-32-6, 10257-33-7, 10257-34-8, 10257-35-9, 19982-83-3, 20242-88-0, 28697-53-2, 36562-42-2, 41546-41-2, 89299-64-9, 107655-34-5, 115794-06-4, 115794-07-5, 130550-15-1, 130606-21-2
D-Xylose

B: 10257-28-0
D-Galactose

C: 6556-12-3, 489-91-8, 528-16-5, 552-12-5, 577-46-8, 643-33-4, 2240-07-5, 6294-16-2, 10133-02-5, 18402-78-3, 18968-14-4, 21179-08-8, 23018-83-9, 33599-45-0, 33599-46-1, 46171-67-9, 46171-69-1, 46172-26-3, 70021-34-0, 71031-08-8, 104195-06-4, 106499-29-0, 124817-72-7
D-glucuronic acid

D: C53H84O21

Conditions

Conditions	Yield
In methanol; diethyl ether ice cooling then Rt, 1 h;

...Expand

: 50-00-0
formaldehyd

A: 2280-44-6
D-Glucose

B: 10257-28-0
D-Galactose

C: 530-26-7
D-Mannose

D: 470-23-5, 470-24-6, 10247-46-8, 10489-79-9, 35673-97-3, 36441-90-4, 36441-92-6, 36468-68-5, 37500-17-7, 40461-86-7, 40461-87-8, 41579-20-8, 41846-98-4, 41846-99-5, 41847-00-1, 41847-01-2, 41847-02-3, 41847-03-4, 41847-04-5, 41847-05-6, 41847-06-7, 41847-51-2, 41847-52-3, 42744-42-3
D-fructose

E: 41847-57-8
L(+)-sorbose

Conditions

Conditions	Yield
calcium oxide In water at 55℃; Product distribution;

...Expand

: 50-00-0
formaldehyd

A: 10257-28-0
D-Galactose

B: 492-62-6
alpha-D-glucopyranose

C: 7322-31-8
β-D-mannose

D: 87-99-0
XYLITOL

E: 532-20-7, 613-83-2, 7261-25-8, 7687-39-0, 13221-22-2, 14795-83-6, 15761-67-8, 20074-49-1, 25545-03-3, 25545-04-4, 32445-75-3, 34436-17-4, 36441-93-7, 36468-53-8, 37110-85-3, 37388-49-1, 38029-69-5, 40461-77-6, 40461-89-0, 41546-19-4, 41546-20-7, 41546-21-8, 41546-26-3, 41546-29-6, 41546-30-9, 41546-31-0, 126872-16-0, 131064-98-7
D-Ribose

F: 56-81-5
glycerol

Conditions

Conditions	Yield
With zeolite of type A under 1 Torr; for 144h; Product distribution; Irradiation; other objects of study: dependence of product distribution on time of irradiation;

...Expand

: 133-99-3, 490-37-9, 2152-98-9, 4482-75-1, 5965-66-2, 13299-27-9, 13360-52-6, 14641-93-1, 15548-43-3, 16462-44-5, 16984-36-4, 16984-38-6, 20869-27-6, 22688-72-8, 27452-49-9, 29276-55-9, 30608-12-9, 34481-13-5, 37169-60-1, 37169-64-5, 64234-01-1, 64234-02-2, 75281-88-8, 80446-85-1, 84413-57-0, 92344-56-4, 93221-87-5, 93301-77-0, 94799-29-8, 100427-98-3, 100428-00-0, 101312-82-7, 102046-24-2, 102046-25-3, 109432-00-0, 109432-02-2, 109432-04-4, 109432-08-8, 135268-49-4, 138231-26-2, 140461-59-2, 145414-22-8, 145414-26-2, 146339-75-5, 146339-76-6, 149116-55-2
Lactose

A: 10257-28-0
D-Galactose

B: 802873-15-0
lactulose

C: 117924-05-7
3-β-D-galactopyranosyloxy-7-<2-(β-D-galactopyranosyloxy)-1,3,4-trihydroxybutyl>-4,8,9-trihydroxy-2-hydroxymethyl-1,6-dioxaspiro<4.4>nonane

Conditions

Conditions	Yield
With boric acid	A n/a B n/a C 11.4 g

...Expand

: 133-99-3, 490-37-9, 2152-98-9, 4482-75-1, 5965-66-2, 13299-27-9, 13360-52-6, 14641-93-1, 15548-43-3, 16462-44-5, 16984-36-4, 16984-38-6, 20869-27-6, 22688-72-8, 27452-49-9, 29276-55-9, 30608-12-9, 34481-13-5, 37169-60-1, 37169-64-5, 64234-01-1, 64234-02-2, 75281-88-8, 80446-85-1, 84413-57-0, 92344-56-4, 93221-87-5, 93301-77-0, 94799-29-8, 100427-98-3, 100428-00-0, 101312-82-7, 102046-24-2, 102046-25-3, 109432-00-0, 109432-02-2, 109432-04-4, 109432-08-8, 135268-49-4, 138231-26-2, 140461-59-2, 145414-22-8, 145414-26-2, 146339-75-5, 146339-76-6, 149116-55-2
Lactose

A: 10257-28-0
D-Galactose

B: 526-95-4
gluconic acid

Conditions

Conditions	Yield
With ammonia; ammonium chloride; potassium hexacyanoferrate(III) Rate constant; Kinetics; Thermodynamic data; Variations of substrate, reagents and aq.methanol concentrations, dielectric constant and ionic strenght at different temperature. Activation parameters: A, ΔE, ΔS, and ΔF.;

: 536-11-8, 645-03-4, 902-54-5, 3031-35-4, 4604-26-6, 5340-95-4, 5995-99-3, 5996-00-9, 13299-20-2, 13299-21-3, 15548-40-0, 16750-26-8, 16967-97-8, 23339-29-9, 24822-33-1, 33428-65-8, 34674-94-7, 35867-21-1, 37169-69-0, 37169-72-5, 38533-27-6, 50271-70-0, 65207-30-9, 82729-73-5, 95463-59-5, 100427-99-4, 100430-37-3, 100483-14-5, 102572-70-3, 110658-40-7, 123809-47-2, 140461-60-5, 143615-15-0
D-melibiose

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With citrate buffer; sodium azide; α-D-galactosidase from Turbo cornutus In water at 25℃; specific activity;

: 536-11-8, 645-03-4, 902-54-5, 3031-35-4, 4604-26-6, 5340-95-4, 5995-99-3, 5996-00-9, 13299-20-2, 13299-21-3, 15548-40-0, 16750-26-8, 16967-97-8, 23339-29-9, 24822-33-1, 33428-65-8, 34674-94-7, 35867-21-1, 37169-69-0, 37169-72-5, 38533-27-6, 50271-70-0, 65207-30-9, 82729-73-5, 95463-59-5, 100427-99-4, 100430-37-3, 100483-14-5, 102572-70-3, 110658-40-7, 123809-47-2, 140461-60-5, 143615-15-0
D-melibiose

A: 10257-28-0
D-Galactose

B: 526-95-4
gluconic acid

Conditions

Conditions	Yield
With ammonia; potassium hexacyanoferrate(III) Rate constant; Kinetics; Thermodynamic data; Effect of NH3 concentration; activation parameters: A, ΔE, ΔS, and ΔF at two temperature;

: 16749-73-8
4-O-(α-D-Glucopyranosyl-uronsaeure)-D-galactose

A: 10257-28-0
D-Galactose

B: 6556-12-3, 489-91-8, 528-16-5, 552-12-5, 577-46-8, 643-33-4, 2240-07-5, 6294-16-2, 10133-02-5, 18402-78-3, 18968-14-4, 21179-08-8, 23018-83-9, 33599-45-0, 33599-46-1, 46171-67-9, 46171-69-1, 46172-26-3, 70021-34-0, 71031-08-8, 104195-06-4, 106499-29-0, 124817-72-7
D-glucuronic acid

Conditions

Conditions	Yield
With trifluoroacetic acid for 20h; Yield given. Yields of byproduct given;

: 480-10-4, 23627-87-4, 31159-41-8, 69292-77-9, 107163-34-8
kaempferol 3-O-galactoside

A: 10257-28-0
D-Galactose

B: 520-18-3
kaempferol

Conditions

Conditions	Yield
With acid hydrolysis
With sulfuric acid
With hydrogenchloride In ethanol

: 40039-49-4, 55025-56-4
syringetin-3-O-β-D-galactopyranoside

A: 10257-28-0
D-Galactose

B: 4423-37-4
syringetin

Conditions

Conditions	Yield
With oxonium Product distribution;

: 63629-71-0
D-galactose-acetylhydrazone

: 10257-28-0
D-Galactose

Conditions

Conditions	Yield
With sulfuric acid at 35℃; for 1h; Yield given;

: 10257-28-0
D-Galactose

: 6318-23-6
1-amino-1-deoxy-β-D-galactose

Conditions

Conditions	Yield
With ammonium hydroxide; ammonium bicarbonate at 42℃; for 36h;	100%
With ammonia In methanol at 20℃; for 48h;	63%
With ammonia In methanol at 20℃; for 24h;	39.5%
With ammonium bicarbonate In water at 30℃; for 192h;	70 % Turnov.
With ammonia In methanol at 20℃; for 10h;

: 10257-28-0
D-Galactose

: 108-24-7
acetic anhydride

: 25878-60-8
D-galactose pentaacetate

Conditions

Conditions	Yield
With indium(III) triflate at 30℃; for 0.00277778h;	100%
With toluene-4-sulfonic acid In acetonitrile at 0 - 20℃; for 18h;	100%
With pyridine; dmap at 20℃; for 16h;	100%

: 67-56-1
methanol

: 10257-28-0
D-Galactose

: 3396-99-4
methyl α-D-galactopyranoside

Conditions

Conditions	Yield
With acetyl chloride for 0.583333h; Heating; microwave irradiation;	100%
Amberlite IR-120 (H+) resin for 24h; Heating;	55%
With hydrogenchloride
With Amberlite IR 120 (H+ form) for 0.333333h; Reflux; Microwave irradiation;
With acetyl chloride for 12h; Inert atmosphere; Reflux;

: 10257-28-0
D-Galactose

: 76-83-5
trityl chloride

: 54325-28-9
(3R,4S,5R,6R)-6-(trityloxymethyl)tetrahydropyran-2,3,4,5-tetrol

Conditions

Conditions	Yield
With pyridine at 50℃; for 48h; Inert atmosphere;	100%
With 1,4-diaza-bicyclo[2.2.2]octane for 15h;	47%
With triethylamine In N,N-dimethyl-formamide Ambient temperature;

: 75-77-4
chloro-trimethyl-silane

: 10257-28-0
D-Galactose

: 1769-00-2, 2775-90-8, 3327-61-5, 3411-25-4, 19126-99-9, 24707-99-1, 24708-00-7, 32166-80-6, 32166-97-5, 55057-23-3, 55057-24-4, 55057-25-5, 55057-26-6, 55521-15-8, 55529-69-6, 55529-70-9, 122798-09-8, 122798-11-2, 122798-15-6, 122798-16-7, 122798-18-9, 122798-19-0, 143729-45-7
1,2,3,4,6-penta-O-trimethylsilyl-α-D-galactose

Conditions

Conditions	Yield
With pyridine at 0℃; for 1h; Substitution;	100%
With pyridine; 1,1,1,3,3,3-hexamethyl-disilazane at 75℃; for 1h; Inert atmosphere;	94.5%
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 3h;	92%

: 10257-28-0
D-Galactose

: 108-24-7
acetic anhydride

: 4163-58-0, 4163-64-8, 53957-07-6, 65759-65-1, 65759-66-2, 65877-62-5, 95341-74-5, 132561-88-7
1,2,4,6-tetra-O-acetyl-3-O-methyl-α-D-galactopyranoside

Conditions

Conditions	Yield
With trifluoroacetic acid at 25℃; for 20h;	100%

: 10257-28-0
D-Galactose

: C54H83F13N4O31

: C60H93F13N4O36

Conditions

Conditions	Yield
With Pasteurella multocida inorganic pyrophosphatase; Bifidobacterium longum UDP-sugar pyrophosphorylase; Escherichia coli galactokinase; Neisseria meningitidis LgtB 1-4-galatosyltransferase; UTP; ATP; magnesium chloride In aq. buffer at 37℃; for 94h; pH=7.5; Enzymatic reaction;	100%

: 10257-28-0
D-Galactose

: C56H83F17N4O31

: C62H93F17N4O36

Conditions

Conditions	Yield
With Pasteurella multocida inorganic pyrophosphatase; Bifidobacterium longum UDP-sugar pyrophosphorylase; Escherichia coli galactokinase; Neisseria meningitidis LgtB 1-4-galatosyltransferase; UTP; ATP; magnesium chloride In aq. buffer at 37℃; for 74h; pH=7.5; Enzymatic reaction;	100%

: 10257-28-0
D-Galactose

: 98-88-4
benzoyl chloride

: 2592-58-7, 3006-48-2, 3006-49-3, 13526-09-5, 14679-57-3, 22415-91-4, 29884-70-6, 41545-55-5, 41545-56-6, 41569-33-9, 96996-90-6, 121570-85-2, 121570-86-3
1,2,3,4,6-Penta-O-benzoyl-α-D-galactopyranose

Conditions

Conditions	Yield
With pyridine In dichloromethane at 0 - 20℃; for 16h; Inert atmosphere;	99.5%
With pyridine In chloroform at 20℃; Inert atmosphere; Cooling with ice;	93%
With aluminum oxide In acetonitrile at 20℃; for 12h;	92%

: 10257-28-0
D-Galactose

: 108-24-7
acetic anhydride

: 83-87-4, 604-68-2, 604-69-3, 2152-77-4, 4026-35-1, 4163-59-1, 4163-60-4, 4163-61-5, 4163-65-9, 4257-94-7, 4257-96-9, 16299-15-3, 19186-39-1, 19189-55-0, 25878-60-8, 25941-03-1, 32445-48-0, 32445-49-1, 32445-53-7, 32445-54-8, 34685-58-0, 34685-59-1, 43168-42-9, 43168-44-1, 43169-22-8, 43169-25-1, 66966-07-2, 70749-17-6, 80184-01-6, 93221-01-3, 93221-02-4, 99630-88-3, 109215-53-4, 115792-70-6, 115792-73-9, 139894-92-1, 139973-25-4, 144071-49-8, 147648-81-5
penta-O-acetyl-α-D-galactopyranose

Conditions

Conditions	Yield
With sulfuric acid; acetic acid for 72h; Ambient temperature;	99%
With zinc(II) chloride microwave irradiation;	78%
With pyridine at 20℃; for 24h; Inert atmosphere;	74%

: 10257-28-0
D-Galactose

: 644-76-8
1,6-anhydro-β-D-galactopyranose

Conditions

Conditions	Yield
With 2-chloro-1,3-dimethylimidazolinium chloride; triethylamine In water at 0℃; for 0.25h;	99%

: 10257-28-0
D-Galactose

: 1576-35-8
toluene-4-sulfonic acid hydrazide

: N'-(β-D-galactopyranosyl)-p-toluenesulfonohydrazide

Conditions

Conditions	Yield
With acetic acid In water; N,N-dimethyl-formamide for 72h;	99%
With acetic acid

: 10257-28-0
D-Galactose

: 75645-27-1
O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1->3)-O-(β-D-galactopyranosyl)-(1->4)-D-glucopyranoside

: 86594-19-6, 115216-11-0, 13007-32-4
lacto-N-neo-tetraose

Conditions

Conditions	Yield
With Pasteurella multocida inorganic pyrophosphatase; Bifidobacterium longum UDP-sugar pyrophosphorylase; Escherichia coli galactokinase; Neisseria meningitidis β1−4-galactosyltransferase; UTP; ATP; magnesium chloride In aq. buffer at 37℃; for 30h; pH=8.0; Enzymatic reaction;	99%
With Pasteurella multocida inorganic pyrophosphatase; Bifidobacterium longumuridine 5'-diphosphate-sugarpyrophosphorylase; Echerichia coli galactokinase; Neisseris meningitidis β1-4-galactosyltransferase; adenosine-5'-triphosphate; UTP; magnesium chloride In aq. buffer at 37℃; for 30h; pH=8; Enzymatic reaction;	92%

: 10257-28-0
D-Galactose

: 52211-61-7
(2S,3R,4S,5R,6R)-2-(((2R,3S,4R,5R,6R)-6-(allyloxy)-4,5-dihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol

: (2R,3R,4S,5R,6R)-2-(((2R,3R,4R,5R,6S)-6-(((2R,3S,4R,5R,6R)-6-(allyloxy)-4,5-dihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)-4,5-dihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol

Conditions

Conditions	Yield
With galactokinase; pyrophosphatase; pyruvate kinase; phosphoenolpyruvic acid; α-1,4-galactosyltransferase; UDP-sugar pyrophosphorylase; UTP; ATP; magnesium chloride In aq. buffer at 16 - 50℃; pH=7.5; pH-value; Temperature; Enzymatic reaction;	99%

: 10257-28-0
D-Galactose

: GlcNAcβ1-3Galβ1-4GlcβProN3

: Galβ1-4GlcNAcβ1-3Galβ1-4GlcβProN3

Conditions

Conditions	Yield
With Bifidobacterium longum UDP-sugar pyrophosphorylase; Escherichia coli galactokinase; Neisseria meningitidis β1–4-galactosyltransferase; ATP; magnesium chloride; uridine-5'-triphosphate In aq. phosphate buffer at 37℃; for 5h; pH=8; Enzymatic reaction;	99%

: 10257-28-0
D-Galactose

: 133-99-3, 490-37-9, 2152-98-9, 4482-75-1, 5965-66-2, 13299-27-9, 13360-52-6, 14641-93-1, 15548-43-3, 16462-44-5, 16984-36-4, 16984-38-6, 20869-27-6, 22688-72-8, 27452-49-9, 29276-55-9, 30608-12-9, 34481-13-5, 37169-60-1, 37169-64-5, 64234-01-1, 64234-02-2, 75281-88-8, 80446-85-1, 84413-57-0, 92344-56-4, 93221-87-5, 93301-77-0, 94799-29-8, 100427-98-3, 100428-00-0, 101312-82-7, 102046-24-2, 102046-25-3, 109432-00-0, 109432-02-2, 109432-04-4, 109432-08-8, 135268-49-4, 138231-26-2, 140461-59-2, 145414-22-8, 145414-26-2, 146339-75-5, 146339-76-6, 149116-55-2
Lactose

: 1797-65-5, 4467-70-3, 6565-96-4, 6587-32-2, 18404-79-0, 103881-69-2, 110658-41-8, 113473-55-5, 141197-17-3
α-D-galactopyranosyl-(1->3)-β-D-galactopyranosyl-(1->4)-β-D-glucose

Conditions

Conditions	Yield
With Pasteurella multocida inorganic pyrophosphatase; Bifidobacterium longum UDP-sugar pyrophosphorylase; Escherichia coli galactokinase; recombinant bovine α1−3GalT; UTP; ATP; magnesium chloride; manganese(ll) chloride In aq. buffer at 37℃; pH=7.5; Enzymatic reaction;	99%

: 10257-28-0
D-Galactose

: 2-acetamido-2-deoxy-β-D-galactopyranosyl-(1→4)-(5-acetamido-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonic acid)-(2→3)-β-D-galactopyranosyl-(1→4)-β-D-glucopyranosyl-(1→1)-(2S,3R,4E)-2-amino-4-octadecene-1,3-diol

: 94458-59-0
β-D-galactopyranosyl-(1→3)-(2-acetamido-2-deoxy-β-D-galactopyranosyl)-(1→4)-(5-acetamido-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonic acid)-(2→3)-β-D-galactopyranosyl-(1→4)-β-D-glucopyranosyl-(1→1)-(2S,3R,4E)-2-amino-4-octadecene-1,3-diol

Conditions

Conditions	Yield
With Pasteurella multocida inorganic pyrophosphatase; Bifidobacterium longum UDP-sugar pyrophosphorylase; Escherichia coli galactokinase; campylobacter jejuni β1–3-galactosyltransferase; UTP; ATP; magnesium chloride In aq. buffer at 30℃; for 48h; pH=7.5; Enzymatic reaction;	99%

: 10257-28-0
D-Galactose

: C47H61F17N6O21S

Conditions

Conditions	Yield
Stage #1: D-Galactose With inorganic pyrophosphatase; galactokinase from Meiothermus taiwanensis; glucose-1-phosphate thymidylyltransferase from Aneurinibacillus thermoaerophilus; UTP; ATP; magnesium chloride In aq. buffer at 55℃; for 6h; pH=8.3; Green chemistry; Enzymatic reaction; Stage #2: C41H51F17N6O16S With β-1,4-galactosyltransferase from Neisseria meningitidis; D,L-dithiothreitol In aq. buffer at 25℃; for 6h; Enzymatic reaction; Green chemistry;	99%

Yield

Stage #1: D-Galactose With inorganic pyrophosphatase; galactokinase from Meiothermus taiwanensis; glucose-1-phosphate thymidylyltransferase from Aneurinibacillus thermoaerophilus; UTP; ATP; magnesium chloride In aq. buffer at 55℃; for 6h; pH=8.3; Green chemistry; Enzymatic reaction;
Stage #2: C41H51F17N6O16S With β-1,4-galactosyltransferase from Neisseria meningitidis; D,L-dithiothreitol In aq. buffer at 25℃; for 6h; Enzymatic reaction; Green chemistry;

99%

: 10257-28-0
D-Galactose

: C41H51F17N6O18S

: C47H61F17N6O23S

Conditions

Conditions	Yield
Stage #1: D-Galactose With inorganic pyrophosphatase; galactokinase from Meiothermus taiwanensis; glucose-1-phosphate thymidylyltransferase from Aneurinibacillus thermoaerophilus; UTP; ATP; magnesium chloride In aq. buffer at 55℃; for 6h; pH=8.3; Green chemistry; Enzymatic reaction; Stage #2: C41H51F17N6O18S With β-1,4-galactosyltransferase from Neisseria meningitidis; D,L-dithiothreitol In aq. buffer at 25℃; for 6h; Enzymatic reaction; Green chemistry;	99%

Yield

Stage #1: D-Galactose With inorganic pyrophosphatase; galactokinase from Meiothermus taiwanensis; glucose-1-phosphate thymidylyltransferase from Aneurinibacillus thermoaerophilus; UTP; ATP; magnesium chloride In aq. buffer at 55℃; for 6h; pH=8.3; Green chemistry; Enzymatic reaction;
Stage #2: C41H51F17N6O18S With β-1,4-galactosyltransferase from Neisseria meningitidis; D,L-dithiothreitol In aq. buffer at 25℃; for 6h; Enzymatic reaction; Green chemistry;

99%

: 10257-28-0
D-Galactose

: 67-64-1
acetone

: 4064-06-6
1,2:3,4-di-O-isopropylidene-α-D-galactopyranose

Conditions

Conditions	Yield
With sulfuric acid; copper(II) sulfate	98%
With sulfuric acid; zinc(II) chloride at 20℃; for 16h;	97%
With nano n-propylsulfonated magnetic γ-Fe2O3 for 2h; Reflux;	95%

: 10257-28-0
D-Galactose

: 123-54-6
acetylacetone

: 1095832-60-2
C9H16O6

Conditions

Conditions	Yield
With sodium hydrogencarbonate In water at 90℃; for 12h; Lubineau's reaction;	98%

: 10257-28-0
D-Galactose

: 3-azidopropyl 2-acetamido-2-deoxy-β-D-glucopyranosyl-(1→6)-α-D-mannopyranoside

: 3-azidopropyl β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1→6)-α-D-mannopyranoside

Conditions

Conditions	Yield
With β1–4-galactosyltransferase from Neisseria meningitides; galactokinase from Escherichia coli K-12; pyrophosphorylase from Bifidobacterium longum UDP-sugar; UTP; ATP; magnesium chloride In water at 37℃; pH=7.5; Enzymatic reaction;	98%

: 10257-28-0
D-Galactose

: 5329-12-4
(2,4,6-trichlorophenyl)hydrazine

: 388078-12-4
N-(β-D-galactopyranosyl)-N'-(2,4,6-trichlorophenyl)hydrazine

Conditions

Conditions	Yield
In ethanol for 1h; Heating;	97%

: 10257-28-0
D-Galactose

: 59-56-3, 2240-08-6, 2255-14-3, 2520-52-7, 6799-01-5, 10456-01-6, 14048-34-1, 15978-07-1, 19993-19-2, 20299-62-1, 40591-51-3, 62057-78-7, 77280-79-6, 78341-19-2
α-D-galactose-1-phosphate

Conditions

Conditions	Yield
With galactokinase; pyruvate kinase; phosphoenolpyruvic acid monosodium salt; adenosine 5'-triphosphate disodium salt; magnesium chloride at 30℃; for 24h; Enzymatic reaction;	97%
With hydrogenchloride; Bifidobacterium infantis ATCC15697 galactokinase; ATP; 2-amino-2-hydroxymethyl-1,3-propanediol; magnesium chloride In water at 37℃; for 2h; pH=6.5; Enzymatic reaction;	95.2%
With galactokinase; ATP; magnesium chloride In phosphate buffer at 30℃; pH=7.5; Enzyme kinetics;
With galactokinase from bifidobacterium infantis ATCC 15675; ATP In water at 37℃; pH=8; aq. buffer; Enzymatic reaction;
With galactokinase immobilized onto PureCube Ni-IDA MagBeads; ATP; magnesium chloride In aq. buffer at 40℃; pH=7.5; Catalytic behavior; Kinetics; Temperature; pH-value; Flow reactor; Enzymatic reaction;

: 10257-28-0
D-Galactose

: 78-81-9
isobutylamine

: N-isobutyl-β-D-galactopyranosylamine

Conditions

Conditions	Yield
In methanol at 20 - 65℃;	97%

D-Galactopyranose Specification

The CAS register number of D-Galactopyranose is 10257-28-0. It also can be called as D-Galactose and the systematic name about this chemical is D-galactopyranose. The molecular formula about this chemical is C₆H₁₂O₆ and the molecular weight is 180.1559.

Physical properties about D-Galactopyranose are: (1)# of Rule of 5 Violations: 1; (2)ACD/BCF (pH 5.5): 1; (3)ACD/BCF (pH 7.4): 1; (4)ACD/KOC (pH 5.5): 1.053; (5)ACD/KOC (pH 7.4): 1.053; (6)#H bond acceptors: 6; (7)#H bond donors: 5; (8)#Freely Rotating Bonds: 6; (9)Polar Surface Area: 110.38Å²; (10)Index of Refraction: 1.635; (11)Molar Refractivity: 37.254 cm³; (12)Molar Volume: 104.015 cm³; (13)Polarizability: 14.769x10^-24cm³; (14)Surface Tension: 81.751 dyne/cm; (15)Flash Point: 202.243 °C; (16)Enthalpy of Vaporization: 76.626 kJ/mol; (17)Boiling Point: 410.797 °C at 760 mmHg.

You can still convert the following datas into molecular structure:
(1)SMILES: C([C@@H]1[C@@H]([C@@H]([C@H](C(O1)O)O)O)O)O
(2)InChI: InChI=1/C6H12O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-11H,1H2/t2-,3+,4+,5-,6?/m1/s1
(3)InChIKey: WQZGKKKJIJFFOK-SVZMEOIVBA
(4)Std. InChI: InChI=1S/C6H12O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-11H,1H2/t2-,3+,4+,5-,6?/m1/s1
(5)Std. InChIKey: WQZGKKKJIJFFOK-SVZMEOIVSA-N

Product Name

D-(+)-GALACTOSE

Synthetic route

D-Galactopyranose Specification

Related Products

Hot Products