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Melting point standard 283-286°C

analytical standard

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Synonym(s):
Anthraquinone, ATQ
Empirical Formula (Hill Notation):
C14H8O2
CAS Number:
84-65-1
Molecular Weight:
208.21
Beilstein:
390030
EC Number:
201-549-0
MDL number:
MFCD00001188
PubChem Substance ID:
329760560
NACRES:
NA.24

grade

analytical standard

Quality Level

100

vapor density

7.16 (vs air)

vapor pressure

1 mmHg ( 190 °C)

shelf life

limited shelf life, expiry date on the label

bp

379-381 °C (lit.)

mp

283-286 °C (±0.3°C)
284-286 °C (lit.)

application(s)

food and beverages
pharmaceutical

format

neat

SMILES string

O=C1c2ccccc2C(=O)c3ccccc13

InChI

1S/C14H8O2/c15-13-9-5-1-2-6-10(9)14(16)12-8-4-3-7-11(12)13/h1-8H

InChI key

RZVHIXYEVGDQDX-UHFFFAOYSA-N

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General description

Melting point standard 283-286 °C, anthraquinone is an analytical standard, suitable for the day-to-day calibration of melting point apparatus to guarantee its accuracy, in accordance with local, national and international standards laboratories.
The mp value is recorded as an average of 6 to 12 measurements with a Büchi B-545 equipment that is calibrated against primary standards. Melting point is determined by Capillary method, as described in Ph. Eur. 2.2.14.

Application

Anthraquinone melting point standard 283-286 °C is an mp standard used for physicochemical characterization.
This product also features as a reference standard in thermal property investigations.

Features and Benefits

  • Melting point calibration standard traceable to primary standards (LGC, London)
  • Grade: Analytical Standard
  • Melting point validated in the thermodynamic mode of analysis
  • Standard deviation up to ± 0.3 °C
  • Available with certificates of analysis and safety data sheet

Pictograms

Exclamation markHealth hazard
GHS07,GHS08

Signal Word

Danger

Hazard Statements

H317 - H350

Hazard Classifications

Carc. 1B - Skin Sens. 1

Storage Class Code

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

WGK

WGK 1

Flash Point(F)

482.0 °F - closed cup

Flash Point(C)

250 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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To elucidate how the protein-ligand docking structure affects electronic interactions in the electron-transfer process, we have analyzed time-resolved electron paramagnetic resonance spectra of photoinduced charge-separated (CS) states generated by light excitation of 9,10-anthraquinone-1-sulfonate (AQ1S(-)) bound to human serum albumin at
Cai-Juan Zheng et al.
Journal of natural products, 75(2), 189-197 (2012-01-27)
Five new hydroanthraquinone derivatives, tetrahydroaltersolanols C-F (1-4) and dihydroaltersolanol A (5), and five new alterporriol-type anthranoid dimers, alterporriols N-R (12-16), along with seven known analogues (6-11 and 17), were isolated from the culture broth and the mycelia of Alternaria sp.
Erin E Podlesny et al.
The Journal of organic chemistry, 78(2), 466-476 (2012-12-20)
The development of the first asymmetric synthesis of a chiral anthraquinone dimer is outlined, resulting in the first total synthesis of (S)-bisoranjidiol. Rather than a biomimetic dimerization retrosynthetic disconnection, the anthracenyl ring systems are generated after formation of the axially
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