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407666

Sigma-Aldrich

Ammonia solution

0.4 M in dioxane

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About This Item

Linear Formula:
NH3
CAS Number:
Molecular Weight:
17.03
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
NACRES:
NA.55

vapor pressure

11.73 psi ( 55 °C)
4.16 psi ( 20 °C)

Quality Level

form

liquid

concentration

0.4 M in dioxane
450-600 mmol/L (titration)

density

1.023 g/mL at 25 °C

SMILES string

N

InChI

1S/H3N/h1H3

InChI key

QGZKDVFQNNGYKY-UHFFFAOYSA-N

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General description

The product is a 0.4 M solution of ammonia in dioxane. Ammonia is a colorless gas with a characteristic strong odor. It is highly soluble in water, alcohol, chloroform and ether. It is extensively sold in the form of solution.1 Ammonia molecule is pyramidal in shape with nitrogen in the center and the three hydrogen atoms along the three vertices and the lone pair of electrons on the fourth vertex. Ammonia solution is commonly used as a base.

Application

Ammonia solution (0.4 M in dioxane) may be used in the synthesis of 8-nitroquinolin-2-amine and silphenylene-containing polymers.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Carc. 1B - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

Target Organs

Respiratory system

Supplementary Hazards

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

51.8 °F - closed cup

Flash Point(C)

11 °C - closed cup


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Synthesis and properties of polymers containing silphenylene moiety via catalytic cross-dehydrocoupling polymerization of 1,4-bis (dimethylsilyl) benzene.
Li Y and Kawakami Y.
Macromolecules, 32(26), 8768-8773 (1999)
Eagleson M.
Concise Encyclopedia Chemistry, 65-66 (1994)
Discovery of a new antileishmanial hit in 8-nitroquinoline series.
Paloque L, et al.
European Journal of Medicinal Chemistry, 54, 75-86 (2012)
Patricia A Wright et al.
Respiratory physiology & neurobiology, 184(3), 231-240 (2012-08-23)
In this review we pose the following seven questions related to ammonia and fish that represent gaps in our knowledge. 1. How is ammonia excretion linked to sodium uptake in freshwater fish? 2. How much does branchial ammonia excretion in
Olivier Braissant et al.
Journal of inherited metabolic disease, 36(4), 595-612 (2012-10-31)
Hyperammonemia can be caused by various acquired or inherited disorders such as urea cycle defects. The brain is much more susceptible to the deleterious effects of ammonium in childhood than in adulthood. Hyperammonemia provokes irreversible damage to the developing central

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