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15566

Sigma-Aldrich

Boron

purum p.a., ≥99.0%, pieces, crystalline

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About This Item

Empirical Formula (Hill Notation):
B
CAS Number:
7440-42-8
Molecular Weight:
10.81
EC Number:
231-151-2
MDL number:
MFCD00134034
UNSPSC Code:
12352300
PubChem Substance ID:
57647500

grade

purum p.a.

Assay

≥99.0%

form

crystalline
pieces

reaction suitability

reagent type: catalyst
core: boron

resistivity

1.5E12 μΩ-cm, 20 °C

particle size

<1 cm

density

2.34 g/mL at 25 °C (lit.)

cation traces

Ca: ≤500 mg/kg
Cd: ≤200 mg/kg
Co: ≤200 mg/kg
Cr: ≤200 mg/kg
Cu: ≤500 mg/kg
Fe: ≤1000 mg/kg
K: ≤500 mg/kg
Mg: ≤500 mg/kg
Mn: ≤500 mg/kg
Na: ≤1000 mg/kg
Ni: ≤500 mg/kg
Pb: ≤200 mg/kg
Zn: ≤500 mg/kg

SMILES string

[B]

InChI

1S/B

InChI key

ZOXJGFHDIHLPTG-UHFFFAOYSA-N

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Storage Class Code

13 - Non Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
BCBG7227V
1436877V
1436877
447135/1
1230482

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Yu Zhao et al.
Journal of the American Chemical Society, 135(4), 1201-1204 (2013-01-16)
Two kinds of boron and nitrogen co-doped carbon nanotubes (CNTs) dominated by bonded or separated B and N are intentionally prepared, which present distinct oxygen reduction reaction (ORR) performances. The experimental and theoretical results indicate that the bonded case cannot
Tara A Devirian et al.
Critical reviews in food science and nutrition, 43(2), 219-231 (2003-04-23)
Boron may be an essential nutrient for animals and humans. Dietary boron influences the activity of many metabolic enzymes, as well as the metabolism of steroid hormones and several micronutrients, including calcium, magnesium, and vitamin D. Boron supplementation in rats
Daniel L Silverio et al.
Nature, 494(7436), 216-221 (2013-02-15)
The discovery of catalysts that can be used to synthesize complex organic compounds by enantioselective transformations is central to advances in the life sciences; for this reason, many chemists aim to discover catalysts that allow for preparation of chiral molecules
Eliane Bezerra Cavalcanti et al.
Water research, 47(5), 1803-1815 (2013-01-29)
The electrochemical incineration of omeprazole, a widely prescribed gastrointestinal drug which is detected in natural waters, has been studied in a phosphate buffer of pH 7.0 by anodic oxidation with electrogenerated H(2)O(2) (AO-H(2)O(2)) operating at constant current density (j). The
Kyoko Miwa et al.
Annals of botany, 105(7), 1103-1108 (2010-03-17)
The essentiality of boron (B) for plant growth was established > 85 years ago. In the last decade, it has been revealed that one of the physiological roles of B is cross-linking the pectic polysaccharide rhamnogalacturonan II in primary cell
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