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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:
7664-41-7
Molecular Weight:
17.03
MDL number:
MFCD00011418
UNSPSC Code:
12352300
PubChem Substance ID:
329755942
NACRES:
NA.55

vapor pressure

11.73 psi ( 55 °C)
4.16 psi ( 20 °C)

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

H225,H319,H335,H350

Hazard Classifications

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

Target Organs

Respiratory system

Supplementary Hazards

EUH019,EUH066

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)
Patrick M Erwin et al.
The ISME journal, 8(3), 575-588 (2013-10-25)
Ascidians are ecologically important components of marine ecosystems yet the ascidian microbiota remains largely unexplored beyond a few model species. We used 16S rRNA gene tag pyrosequencing to provide a comprehensive characterization of microbial symbionts in the tunic of 42
S F Chew et al.
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With the development of air-breathing capabilities, some fishes can emerge from water, make excursions onto land or even burrow into mud during droughts. Air-breathing fishes have modified gill morphology and morphometry and accessory breathing organs, which would tend to reduce
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