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Key Documents

1.03092

Supelco

Dithizone

for analysis (1,5-diphenylthiocarbazone) Reag. Ph Eur

Synonym(s):

Dithizone, Diphenylthiocarbazone

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About This Item

Empirical Formula (Hill Notation):
C13H12N4S
CAS Number:
Molecular Weight:
256.33
MDL number:
UNSPSC Code:
12352127
EC Index Number:
200-454-1
NACRES:
NB.21

Agency

reag. Ph. Eur.

Quality Level

Assay

≥98% (argentometric)

form

solid

mp

168 °C (decomposition)

bulk density

250 kg/m3

λmax

604-607 nm in chloroform

absorbance ratio

605/445 nm ≥2.5 (chloroform, 0.005 g/L)

storage temp.

2-30°C

InChI

1S/C13H12N4S/c18-13(16-14-11-7-3-1-4-8-11)17-15-12-9-5-2-6-10-12/h1-10,14H,(H,16,18)

InChI key

UOFGSWVZMUXXIY-UHFFFAOYSA-N

Analysis Note

Assay (argentometric): ≥ 98.0 %
Identity (IR-spectrum): passes test
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (Chloroform): 604 - 607 nm
Spec. Absorptivity A1%/1cm (λmax.; 0,005 g/l; chloroform): ≥ 1522
Absorption ratio (605 nm / 445 nm;0.005 g/l; choroform): ≥ 2.5
Sulfated ash (600 °C): ≤ 0.2 %

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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