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D-Lactose monohydrate

D-Lactose monohydrate structure

CAS No:
64044-51-5
Formula:
C12H22O11.H2O
Chemical Name:
D-Lactose monohydrate
Synonyms:
^a-D-Lactose monohydrate, ACS;Lactose, D(+)-, Monohydrate;LACTOSE extrapure AR;β-D-Gal-(1-4)-D-Glc, 4-O-β-D-Galactopyranosyl-D-glucose, Lactosum monohydricum, Milk sugar;β-D-Gal-(1-4)-D-Glc, 4-O-β-D-Galactopyranosyl-D-glucose, Milk sugar;Lactose, Monohydrate, Powder, Reagent;alpha-D-Lactose monohydrate, ACS;D-(+)-LACTOSE MONOHYDRATE EP STANDARD
Categories:
Biochemical Engineering > Saccharides

Description

white or cream powder

D-Lactose monohydrate is a type of lactose. D-Lactose is composed of D-galactose and D-glucose. D-Lactose monohydrate can be used as sweetener or excipient.

ChEBI: Alpha-lactose monohydrate is a glycoside.

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.

D-Lactose monohydrate Basic Attributes

Molecular Weight：

360.31

Exact Mass：

360.12700

BRN：

3768231

EC Number：

613-418-9

TSCA：

Yes

DSSTox ID：

DTXSID2051421

Color/Form：

White

HScode：

17021900

Characteristics

λmax：

λ: 260 nm Amax: 0.02λ: 280 nm Amax: 0.02

PSA：

198.76000

XLogP3：

-5.46150

Appearance：

White Crystalline

Density：

1.525

Melting Point：

~215 °C (dec.)

Boiling Point：

841.4ºC at 760 mmHg

Flash Point：

462.7ºC

Refractive Index：

1.652

Water Solubility：

Soluble in water (warm) (0.1 g/mL), and ethanol (very slightly soluble). Insoluble in chloroform, and ether.

Storage Conditions：

2-8°C

PH：

3.5-6.0 (25℃, 0.5M in H2O)

Critical Temperature & Pressure：

room temp

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

safety instructions：

26-36-24/25

RTECS Number：

OD9625000

Marks：

Stability/Shelf Life：

Stable. Incompatible with strong oxidizing agents.

Hazard Statements：

36/37/38

D-Lactose monohydrate Use and Manufacturing

Used as chromatographic adsorbent.

mosquito-repellent

[a]22 +52.4°, c = 4.5 in H2O

Computed Properties

Molecular Weight:360.31
Hydrogen Bond Donor Count:9
Hydrogen Bond Acceptor Count:12
Rotatable Bond Count:4
Exact Mass:360.12677620
Monoisotopic Mass:360.12677620
Topological Polar Surface Area:191
Heavy Atom Count:24
Complexity:382
Defined Atom Stereocenter Count:9
Undefined Atom Stereocenter Count:1
Covalently-Bonded Unit Count:2
Compound Is Canonicalized:Yes

Drug Function and Efficacy

This product is a fast-acting, short-acting contraceptive. Its contraceptive mechanism is to significantly inhibit ovulation and prevent the implantation of fertilized eggs, increase the viscosity of cervical mucus, and increase the resistance to sperm penetration, thereby exerting a fast-acting contraceptive effect.

This ingredient has been used in drugs with the following functions (note: it does not mean that the ingredient itself has the following health functions)

Related Drugs

Levonorgestrel tablets
Ingredients	Each tablet of this product contains 1.5 mg of the main ingredient, levonorgestrel. The auxiliary materials are: lactose monohydrate, corn starch, potato starch, talc, magnesium stearate, anhydrous silica gel.
Indication	If used with other drugs (such as phenobarbital, phenytoin sodium, rifampicin, carbamazepine, macrolide antibiotics, imidazole antifungal drugs, cimetidine and antiviral drugs, etc.), drug interactions may occur. Please consult your doctor or pharmacist for details.
Specifications	1.5 mg

Registered Holders

JIANGSU DAWNING PHARMACEUTICAL CO LTD

United States
Active
DYNAMIT NOBEL AG

Denmark
Inactive
LACTOSE NEW ZEALAND LTD

United States
Inactive

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Guide of D-Lactose monohydrate

Description
Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
Drug Function and Efficacy
Related Drugs
Registered Holders
Recommended Suppliers
Learn More Other Chemicals

D-Lactose monohydrate

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