Home Categories Chemical Reagents 2,4,7,9-Tetramethyl-5-decyne-4,7-diol (<small>DL</small>- and <i>meso</i>- mixture)
A7981412

2,4,7,9-Tetramethyl-5-decyne-4,7-diol (<small>DL</small>- and <i>meso</i>- mixture) , >95.0%(GC) , 126-86-3

CAS NO.:126-86-3

Empirical Formula: C14H26O2

Molecular Weight: 226.35

MDL number: MFCD00008942

EINECS: 204-809-1

Pack Size Price Stock Quantity
25G RMB28.80 In Stock
100g RMB68.00 In Stock
500G RMB249.60 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 42-44 °C(lit.)
Boiling point: 255 °C(lit.)
Density  0,89 g/cm3
vapor pressure  0.66Pa at 20℃
refractive index  1.4560 (estimate)
Flash point: >230 °F
storage temp.  2-8°C
solubility  Chloroform (Slightly), Methanol (Slightly)
form  Solid
pka 12.92±0.29(Predicted)
color  White to Off-White
Water Solubility  1.7g/L at 20℃
BRN  1724053
InChIKey DCAZNTOSTOZBEI-UHFFFAOYSA-N
LogP 2.8 at 22℃
CAS DataBase Reference 126-86-3(CAS DataBase Reference)
EPA Substance Registry System 2,4,7,9-Tetramethyl-5-decyne-4,7-diol (126-86-3)

Description and Uses

2,4,7,9-Tetramethyl-5-decyne-4,7-diol is an acetylene glycol derivative used in water-based coatings and has both antifoaming and surfactant properties. It is highly toxic and have been found in acrylic adhesives used for food packaging multilayers manufacturing.

Safety

Symbol(GHS) 
GHS05,GHS07
Signal word  Danger
Hazard statements  H317-H318-H412
Precautionary statements  P261-P272-P273-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36-52/53
Safety Statements  26-37/39-61-39-37/29
RIDADR  3077
WGK Germany  3
PackingGroup  III
HS Code  29053990
Hazardous Substances Data 126-86-3(Hazardous Substances Data)

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