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467731

Sigma-Aldrich

Ammonium bromide

≥99.99% trace metals basis

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About This Item

Linear Formula:
NH4Br
CAS Number:
Molecular Weight:
97.94
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

vapor pressure

1 mmHg ( 198.3 °C)

Assay

≥99.99% trace metals basis

form

powder and chunks

impurities

≤0.005% insolubles
<100 ppm total metallic impurities

ign. residue

≤0.01%

pH

4.5-6.0

bp

396 °C/1 atm (lit.)

mp

452 °C (lit.)

solubility

acetone: soluble(lit.)
diethyl ether: slightly soluble(lit.)
ethanol: soluble(lit.)

density

2.43 g/mL at 25 °C (lit.)

anion traces

bromate (BrO3-): ≤0.002%
chloride (Cl-): ≤0.2%
iodide (I-): ≤0.005%
sulfate (SO42-): ≤0.005%

cation traces

Ba: ≤0.002%
Fe: ≤5 ppm
heavy metals: ≤5 ppm

SMILES string

N.Br[H]

InChI

1S/BrH.H3N/h1H;1H3

InChI key

SWLVFNYSXGMGBS-UHFFFAOYSA-N

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Pictograms

Health hazardExclamation mark

Signal Word

Danger

Hazard Classifications

Eye Irrit. 2 - Lact. - Repr. 1B - STOT RE 1 - STOT SE 3

Target Organs

Central nervous system, Nervous system

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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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Dong Xie et al.
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The objective of this study was to use the newly synthesized poly(quaternary ammonium salt) (PQAS)-containing polyacid to formulate the light-curable glass-ionomer cements and study the effect of the PQAS on the compressive strength and antibacterial activity of the formed cements.
Hiroyuki Kawai et al.
Organic letters, 12(22), 5104-5107 (2010-10-20)
The first catalytic enantioselective trifluoromethylation of alkynyl ketones 1 with (trifluoromethyl)trimethylsilane is disclosed by an operationally simple procedure, based on the combination of ammonium bromide of bis-cinchona alkaloids with Me(4)NF to afford trifluoromethyl-substituted tertiary propargyl alcohols (up to 96% ee)
Zhijian Mei et al.
Environmental science & technology, 42(2), 590-595 (2008-02-21)
N-doping technology is introduced to improve Co3O4's Hg0 removal ability and anion activation ability for the first time. The adsorption tests show that N-doped Co3O4 has a higher S(BET) and greater Hg0 removal ability. The reaction mechanism has been carefully
Qin Zhou et al.
Journal of colloid and interface science, 314(2), 405-414 (2007-08-04)
Water purification is of extreme importance worldwide. p-Nitrophenol was used as a test chemical to design and test an organoclay for the removal of p-nitrophenol from an aqueous solution. Synthesis of the organoclay with methyltrioctadecylammonium bromide [CH(3)(CH(2))(17)](3)NBr(CH(3)) labeled as MTOAB
João A S Almeida et al.
Physical chemistry chemical physics : PCCP, 12(43), 14462-14476 (2010-10-05)
Gemini surfactants possess interesting interfacial and aggregation properties that have prompted comprehensive studies and successful applications in a wide variety of fields. However, a systematic study on the effect of gemini tail and spacer length upon the organization of lipid

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