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Merck
CN

49009

4,4′-DDD

analytical standard

Synonym(s):

1,1-Dichloro-2,2-bis(4-chlorophenyl)ethane, 4,4′-DDD, TDE

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About This Item

Linear Formula:
(ClC6H4)2CHCHCl2
CAS Number:
72-54-8
Molecular Weight:
320.04
EC Number:
200-783-0
UNSPSC Code:
12352200
PubChem Substance ID:
24872524
Beilstein/REAXYS Number:
1914072
MDL number:
MFCD00000851

Key Documents

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InChI key

AHJKRLASYNVKDZ-UHFFFAOYSA-N

InChI

1S/C14H10Cl4/c15-11-5-1-9(2-6-11)13(14(17)18)10-3-7-12(16)8-4-10/h1-8,13-14H

SMILES string

ClC(Cl)C(c1ccc(Cl)cc1)c2ccc(Cl)cc2

grade

analytical standard

packaging

ampule of 1000 mg

application(s)

agriculture
environmental

Gene Information

mouse ... Esr1(13982)
rat ... Ar(24208)

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signalword

Danger

Hazard Classifications

Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2

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

ppe

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

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
LB82779V
LB82778V
LB77311
LB73761
LB72157

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Mehmet Isleyen et al.
Journal of agricultural and food chemistry, 60(4), 1113-1121 (2012-01-10)
The grafting of melon plants onto cucurbit rootstocks is a common commercial practice in many parts of the world. However, certain cucurbits have been shown to accumulate large quantities of weathered persistent organic pollutants from the soil, and the potential
Mehmet Isleyen et al.
Environmental toxicology and chemistry, 31(8), 1699-1704 (2012-05-23)
Cucurbita pepo spp pepo (zucchini) is known as an exceptional weathered dichlorodiphenyldichloroethylene (DDE) accumulator, whereas Cucurbita pepo ssp ovifera (squash) is termed a nonaccumulator. Experiments were conducted with hybridized zucchini and squash to assess the inheritance pattern of DDX (the
C Witzig et al.
Heredity, 110(4), 389-397 (2013-01-10)
Prevention of malaria transmission throughout much of Africa is dependent on bednets that are impregnated with pyrethroid insecticides. Anopheles arabiensis is the major malaria vector in Chad and efforts to control this vector are threatened by the emergence of pyrethroid
Jiang-Ping Wu et al.
Environmental toxicology and chemistry, 31(4), 705-711 (2011-12-16)
Contamination with agricultural pesticides such as dichlorodiphenyltrichloroethane (DDT) and its metabolites, dichlorodiphenyldichloroethylene (DDE) and dichlorodiphenyldichloroethane (DDD), is among several proposed stressors contributing to the global declines in amphibian populations and species biodiversity. These chemicals were examined in insects and in
Yvette Naudé et al.
Analytica chimica acta, 730, 112-119 (2012-05-29)
The organochlorine insecticide DDT (1,1,1-trichloro-2,2-bis(p-chlorophenyl)ethane) is still used for malaria vector control in certain areas of South Africa. The strict Stockholm Convention on Persistent Organic Pollutants (POPs) allows spraying on the inside of traditional dwellings with DDT. In rural villages
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