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266620

Sigma-Aldrich

Boron

crystalline, 1 cm, 99.7% trace metals basis

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Synonym(s):
B
Empirical Formula (Hill Notation):
B
CAS Number:
7440-42-8
Molecular Weight:
10.81
EC Number:
231-151-2
MDL number:
MFCD00134034
PubChem Substance ID:
24856149
NACRES:
NA.22

Quality Level

100

Assay

99.7% trace metals basis

form

crystalline

reaction suitability

core: boron
reagent type: catalyst

resistivity

1.5E12 μΩ-cm, 20 °C

particle size

1 cm

density

2.34 g/mL at 25 °C (lit.)

SMILES string

[B]

InChI

1S/B

InChI key

ZOXJGFHDIHLPTG-UHFFFAOYSA-N

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1 of 4

This Item
33336015580GF95185222
Boron crystalline, 1 cm, 99.7% trace metals basis

Sigma-Aldrich

266620

Boron

Boron crystalline, −60 mesh, 99% trace metals basis

Sigma-Aldrich

333360

Boron

Boron ≥95% (boron), amorphous powder

Sigma-Aldrich

15580

Boron

Boron powder, mean particle size (fsss) 1 micron, weight 10 g, purity 92.1%

GF95185222

Boron

form

crystalline

form

crystalline

form

amorphous powder

form

powder

reaction suitability

core: boron, reagent type: catalyst

reaction suitability

-

reaction suitability

core: boron, reagent type: catalyst

reaction suitability

-

density

2.34 g/mL at 25 °C (lit.)

density

2.34 g/mL at 25 °C (lit.)

density

2.34 g/mL at 25 °C (lit.)

density

2.34 g/mL at 25 °C (lit.)

Quality Level

100

Quality Level

100

Quality Level

200

Quality Level

-

resistivity

1.5E12 μΩ-cm, 20 °C

resistivity

1.5E12 μΩ-cm, 20 °C

resistivity

1.5E12 μΩ-cm, 20 °C

resistivity

1.5E12 μΩ-cm, 20 °C

Application

Boron can be used as a:
  • Dopant on single-walled carbon nanotubes (SWCNT) used as a catalyst for acetylene hydrochlorination.
  • Catalyst for enhancing the graphitization of various industrial carbons.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302 - H412

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3

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

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Single Au Anion Can Catalyze Acetylene Hydrochlorination: Tunable Catalytic Performance from Rational Doping
Ali S, et al.
The Journal of Physical Chemistry C (2019)
Apparent catalysis of graphitization. 3. Effect of boron
Murty HN, et al.
Fuel: The Science and Technology of Fuel and Energy, 56(3) (1977)
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
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
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
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