Ethyl-DDD
[CAS# 72-56-0]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Metal halides and halides >> Metal fluorides and salts
• Name: Ethyl-DDD
• Synonyms: 2,2-Dichloro-1,1-bis(p-ethylphenyl)ethane; Ethylan; Ethylan (insecticide); Perthane; Q 137; p,p'-Perthane
• Molecular Formula: C₁₈H₂₀Cl₂
• Molecular Weight: 307.26
• CAS Registry Number: 72-56-0
• EC Number: 200-785-1

Properties

• Solubility: Insoluble (8.6E^-5 g/L) (25 °C), Calc.^*
• Density: 1.117±0.06 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 56-57 °C (methanol )^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Bal'on, Ya. G.

Safety Data

• Hazard Symbols: N
• Risk Statements: R50/53
• Safety Statements: S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410

• Transport Information: UN 3077 9 / PGIII