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Merck
CN

43029

1,3-Diphenylguanidine

analytical standard (for titrimetry)

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About This Item

Linear Formula:
(C6H5NH)2C=NH
CAS Number:
102-06-7
Molecular Weight:
211.26
NACRES:
NA.24
PubChem Substance ID:
329756298
eCl@ss:
39032512
UNSPSC Code:
41116107
EC Number:
203-002-1
MDL number:
MFCD00001758
Beilstein/REAXYS Number:
1875653

Key Documents

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InChI key

OWRCNXZUPFZXOS-UHFFFAOYSA-N

InChI

1S/C13H13N3/c14-13(15-11-7-3-1-4-8-11)16-12-9-5-2-6-10-12/h1-10H,(H3,14,15,16)

SMILES string

N=C(Nc1ccccc1)Nc2ccccc2

grade

analytical standard (for titrimetry)

assay

≥99.5% (HPLC)

technique(s)

titration: suitable

mp

146-148 °C (lit.), 149-150 °C

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

Quality Level

100

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Application

It finds its use as an analytical standard for the standardization of volumetric solutions in titrimetric analyses.

Features and Benefits

  • Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
  • High-quality offering accurate titer determinations
  • Accompanied by a certificate of analysis (CoA)

General description

1,3-Diphenylguanidine volumetric standard is manufactured under stringent conditions and measured with the highest possible precision.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Repr. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

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

wgk

WGK 3

flash_point_f

338.0 °F - closed cup

flash_point_c

170 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
BCCN5452
BCCK6257
BCCG7529
BCCB9504
BCBW4415

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Quantification of organic contaminants in urban stormwater by isotope dilution and liquid chromatography-tandem mass spectrometry
Hou F, et al.
Analytical and Bioanalytical Chemistry, 411(29), 7791-7806 (2019)
Solubility determination and thermodynamic dissolution functions of 1, 3-diphenylguanidine in nine organic solvents at evaluated temperatures
Xu R, et al.
The Journal of Chemical Thermodynamics, 99, 86-95 (2016)
Mingxiang Lin et al.
Journal of pharmaceutical and biomedical analysis, 45(5), 747-755 (2007-10-12)
During the content uniformity test of a drug product (tablet formulation), an unknown peak was observed in the HPLC chromatograms. Upon further investigation, it was determined that the unknown peak was originated from an external source and, therefore, the drug
Allergy to rubber additives in orthopedic braces.
S T Bolhaar et al.
Contact dermatitis, 42(5), 288-289 (2000-05-02)
P V Shah et al.
Journal of toxicology and environmental health, 15(5), 623-633 (1985-01-01)
Dermal absorption, distribution, and metabolism of 1,3-diphenylguanidine (CAS 102-06-7) (DPG), widely used as an accelerator in processing rubber and in food packaging, was studied in adult female Sprague-Dawley rats. DPG shows 10% penetration through clipped back skin of the rats
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