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alpha-D-Lactose monohydrate

Catalog No. AAA1107430
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AAA1107430 250 g
AAA110740B 1000 g
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Catalog No. AAA1107430 Supplier Thermo Scientific Chemicals Supplier No. A1107430
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Description

CAS: 5989-81-1 | C12H24O12 | 360.312 g/mol

alpha-D-Lactose monohydrate is used as a carrier and stabiliser of aromas, pharmaceutical products, Food industry.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Solubility
Soluble in water.

Notes
Light Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from oxidizing agents.

Chemical Identifiers

CAS 5989-81-1
Molecular Formula C12H24O12
Molecular Weight (g/mol) 360.312
MDL Number MFCD00150747
InChI Key WSVLPVUVIUVCRA-KPKNDVKVSA-N
Synonym alpha-d-lactose monohydrate, alpha-lactose monohydrate, lactose monohydrate, lactose, monohydrate, unii-ewq57q8i5x, respitose, alpha-lactose hydrate, a-lactose monohydrate, lactose monohydrate nf, ewq57q8i5x
PubChem CID 104938
IUPAC Name (2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6S)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol;hydrate
SMILES C(C1C(C(C(C(O1)OC2C(OC(C(C2O)O)O)CO)O)O)O)O.O

Specifications

Melting Point 207°C to 211°C (decomposition)
Density 1.525
Odor Odorless
Quantity 250 g
Beilstein 3768231
Merck Index 14,5343
Solubility Information Soluble in water.
Optical Rotation +52° (c=4.5 in water, 22h)
Formula Weight 360.32 (342.30 Anhydrous)
Chemical Name or Material alpha-D-Lactose monohydrate

Safety and Handling

EINECSNumber 200-559-2
RTECSNumber OD9625000
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only