(C16-C18) and (C18) Unsaturated alkylalcohol, ethoxylate
[CAS# 68920-66-1]

Identification

• Name: (C16-C18) and (C18) Unsaturated alkylalcohol, ethoxylate
• Synonyms: (E)-18-ethoxyoctadec-3-ene
• Molecular Formula: C₂₀H₄₀O
• Molecular Weight: 296.53
• CAS Registry Number: 68920-66-1 (37335-03-8)
• EC Number: 500-236-9
• SMILES: CC/C=C/CCCCCCCCCCCCCCOCC

Properties

• Solubility: 0.0004858 mg/L (25 ºC water)
• Density: 0.8±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.451, Calc.^*
• Melting point: 67.04 ºC
• Boiling Point: 350.05 ºC, 365.6±11.0 ºC (760 mmHg), Calc.^*
• Flash Point: 162.4±6.8 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software.

Safety Data

• Hazard Symbols: GHS07;GHS05;GHS09 Danger
• Hazard Statements: H302-H318-H411

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Acute toxicity	Acute Tox.	4	H302
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411
Serious eye damage	Eye Dam.	1	H318
Eye irritation	Eye Irrit.	2	H319
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Specific target organ toxicity - single exposure	STOT SE	3	H335