43537

4,4′-DDE

certified reference material, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

• Synonym(s): 1,1-Dichloro-2,2-bis(4-chlorophenyl)ethene, p,p-DDE, 4,4′-DDE
• Linear Formula: (ClC₆H₄)₂C=CCl₂
• CAS Number: 72-55-9
• Molecular Weight: 318.03
• EC Number: 200-784-6
• UNSPSC Code: 41116107
• NACRES: NA.24
• Beilstein/REAXYS Number: 1913355
• MDL number: MFCD00000837

Properties

• Quality Segment: 300
• product line: TraceCERT^®
• grade: certified reference material, TraceCERT^®
• shelf life: limited shelf life, expiry date on the label
• manufacturer/tradename: Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
• mp: 88-90 °C (lit.)
• format: neat
• storage temp.: 2-8°C
• SMILES string: Clc1ccc(cc1)\C(=C(/Cl)Cl)c2ccc(Cl)cc2
• InChI: 1S/C14H8Cl4/c15-11-5-1-9(2-6-11)13(14(17)18)10-3-7-12(16)8-4-10/h1-8H
• InChI key: UCNVFOCBFJOQAL-UHFFFAOYSA-N

Description

General description

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Legal Information

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS06,GHS08,GHS09
• signalword: Danger
• hcodes: H301,H351,H372,H410
• pcodes: P201 - P273 - P301 + P310 + P330
• Hazard Classifications: Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - STOT RE 1 Oral
• Storage Class: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable