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Melting point standard 283-286°C

analytical standard

Sinonimo/i:

Anthraquinone, ATQ

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About This Item

Formula empirica (notazione di Hill):
C14H8O2
Numero CAS:
84-65-1
Peso molecolare:
208.21
Beilstein:
390030
Numero CE:
201-549-0
Numero MDL:
MFCD00001188
Codice UNSPSC:
20121904
ID PubChem:
329760560
NACRES:
NA.24

Grado

analytical standard

Livello qualitativo

100

Densità del vapore

7.16 (vs air)

Tensione di vapore

1 mmHg ( 190 °C)

Durata

limited shelf life, expiry date on the label

P. eboll.

379-381 °C (lit.)

Punto di fusione

283-286 °C (±0.3°C)
284-286 °C (lit.)

applicazioni

food and beverages
pharmaceutical

Formato

neat

Stringa SMILE

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
RZVHIXYEVGDQDX-UHFFFAOYSA-N

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Categorie correlate

Descrizione generale

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.

Applicazioni

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.

Caratteristiche e vantaggi

  • 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

Pittogrammi

Health hazardExclamation mark
GHS08,GHS07

Avvertenze

Danger

Indicazioni di pericolo

H317,H350

Classi di pericolo

Carc. 1B - Skin Sens. 1

Codice della classe di stoccaggio

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

Classe di pericolosità dell'acqua (WGK)

WGK 1

Punto d’infiammabilità (°F)

482.0 °F - closed cup

Punto d’infiammabilità (°C)

250 °C - closed cup

Dispositivi di protezione individuale

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

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Certificati d'analisi (COA)

Lot/Batch Number

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The first selective catalytic hydrogenation induced by the artificial helix based on oligo(phenanthroline dicarboxamide)s containing a 9,10-anthraquinone subunit is described. Due to the steric hindrance within the helically folded oligomers, the selective reductions of the anthraquinone units were completely different
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The nature of products in the diazotization of 1-amino-2-acetylenyl-9,10-anthraquinones strongly depends on the nature of substituents at both the alkyne and at the anthraquinone core. Donor substitution (NHAr, OH) at the fourth position stabilizes the diazonium salt at C1, decelerating
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