alpha-Lactose

Base Information

Chemical Name:alpha-Lactose
CAS No.:14641-93-1
Molecular Formula:C₁₂H₂₂O₁₁
Molecular Weight:342.3
Hs Code.:29400090
European Community (EC) Number:238-691-8
NSC Number:760401
UNII:MJF4JAT10B
DSSTox Substance ID:DTXSID50873004
Nikkaji Number:J241.337J
Wikidata:Q27104342
RXCUI:2359362
Metabolomics Workbench ID:37122
Mol file:14641-93-1.mol

Synonyms:Anhydrous Lactose;Lactose;Lactose, Anhydrous

Suppliers and Price of alpha-Lactose

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

American Custom Chemicals Corporation
ALPHA-LACTOSE 95.00%
5MG
$ 502.51

Ambeed
(2S,3R,4R,5S,6R)-6-(Hydroxymethyl)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2,3,4-triol 98%DnasefreeandRnasefree
1g
$ 6.00

Total 36 raw suppliers

Chemical Property of alpha-Lactose

Chemical Property:

Appearance/Colour:White fine crystals
Vapor Pressure:1.08E-20mmHg at 25°C
Melting Point:201-202 °C
Refractive Index:52.5 ° (C=10, H2O)
Boiling Point:667.9 °C at 760 mmHg
PKA:12.02±0.70(Predicted)
Flash Point:357.8 °C
PSA：189.53000
Density:1.76 g/cm³
LogP:-5.39720
Storage Temp.:Inert atmosphere,Room Temperature
XLogP3:-4.7
Hydrogen Bond Donor Count:8
Hydrogen Bond Acceptor Count:11
Rotatable Bond Count:4
Exact Mass:342.11621151
Heavy Atom Count:23
Complexity:382

Purity/Quality:

99%, ^*data from raw suppliers

ALPHA-LACTOSE 95.00% ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:C(C1C(C(C(C(O1)OC2C(OC(C(C2O)O)O)CO)O)O)O)O
Isomeric SMILES:C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O[C@@H]2[C@H](O[C@@H]([C@@H]([C@H]2O)O)O)CO)O)O)O)O

Technology Process of alpha-Lactose

There total 10 articles about alpha-Lactose which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 39.0%

: 2280-44-6
D-Glucose

: 7585-39-9
β‐cyclodextrin

: 6401-81-6,17659-52-8,19141-16-3,20702-55-0,52485-13-9,69429-19-2,80446-86-2,80446-87-3,94799-30-1,94799-74-3,113158-51-3,118396-93-3,121153-20-6,133267-59-1,1109-28-0,142185-35-1
maltotriose

: 1668-09-3
maltopentaose

: 4202-44-2
malto-octaose

Guidance literature:: In water; at 40 ℃; for 6h; Further byproducts given; cyclomaltodextrinase (534U);
DOI:10.1016/0008-6215(96)00083-3

Reference yield:

: 118291-90-0,157381-11-8,165522-16-7
2-chloro-4-nitrophenol-α-D-maltotrioside

: Maltose

: 6401-81-6,17659-52-8,19141-16-3,20702-55-0,52485-13-9,69429-19-2,80446-86-2,80446-87-3,94799-30-1,94799-74-3,113158-51-3,118396-93-3,121153-20-6,133267-59-1,1109-28-0,142185-35-1
maltotriose

: 619-08-9
2-chloro-4-nitrophenol

Guidance literature:: With human pancreatic α-amylase; In phosphate buffer; at 30 ℃; for 0.333333h; pH=6.9; Kinetics; Enzymatic reaction;
DOI:10.1016/j.carres.2004.05.019