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461180 Sigma-Aldrich

2,4,7,9-Tetramethyl-5-decyne-4,7-diol ethoxylate

average Mn ~380, average Mw ~395

  • CAS Number 9014-85-1

  • Linear Formula (CH3)2CHCH2C(CH3)[(-OCH2CH2-)mOH]C≡CC(CH3)[(-OCH2CH2-)nOH]CH2CH(CH3)2

  •  MDL number MFCD00678776

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Properties

InChI Key   SUHUKEQAOUOUJO-UHFFFAOYSA-N
mol wt   average Mn ~380
  average Mw ~395
refractive index   n20/D 1.465
pH range   6 - 8
surface tension   44.6 dyn/cm, 0.01 wt. % in H2O
bp   >121 °C(lit.)
solubility   carbon tetrachloride, xylene and ethylene glycol: soluble
density   0.982 g/mL at 25 °C
HLB   8

Description

Application

Surfactant.
Reduces surface tension; wetting agent, defoamer, and emulsifier for emulsion polymerization.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
2
Flash Point(F) 
235.4 °F
Flash Point(C) 
113 °C

Documents

Certificate of Analysis

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Protocols & Articles
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461199 2,4,7,9-Tetramethyl-5-decyne-4,7-diol ethoxylate, average Mn 670

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