alpha-D-Lactose monohydrate

Catalog No.	Quantity
AAA1107430	250 g
AAA110740B	1000 g
AAA110740I	5000 g

Catalog No. AAA1107430 Supplier Thermo Scientific Chemicals Supplier No. A1107430

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.

Specifications

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

• 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

SDS

RUO – Research Use Only