Name: Tripropylene glycol monomethyl ether
SKU: 20324-33-8

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Basic Information

Molecular Structure:
CAS No.:	20324-33-8
Name:	Tripropylene glycol monomethyl ether

Formula:	C10H22 O4
Molecular Weight:	206.282
Synonyms:	1-[2-(2-Methoxy-1-methylethoxy)-1-methylethoxy]-2-propanol;2-[2-(2-Methoxy-1-methylethoxy)-1-methylethoxy]-1-methylethanol; Dowanol 62B
EINECS:	243-734-9
Density:	0.976g/cm³
Boiling Point:	270.8°Cat760mmHg
Flash Point:	117.6°C
Safety:	Moderately toxic by ingestion. Many glycol ether compounds have dangerous human reproductive effects. Combustible when exposed to heat or flame; can react with oxidizing materials. To fight fire, use foam, CO₂, dry chemical. When heated to decomposition it emits acrid smoke and irritating fumes. See also GLYCOL ETHERS.
PSA:	47.92000
LogP:	0.82380

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Chemistry

IUPAC Name: 1-[1-(1-methoxypropan-2-yloxy)propan-2-yloxy]propan-2-ol ( 20324-33-8 )
Synonyms: Tripropyleneglycol methyl ether ; 1-[2-(2-Methoxy-1-methylethoxy)-1-methylethoxy]propan-2-ol ; TPM ; TPGME ; Arcosolv Tpm ; Dowanol Tpm
Molecular Structure of Tripropylene glycol, methyl ether ( 20324-33-8 ) :
Molecular Formula of Tripropylene glycol, methyl ether ( 20324-33-8 ) : C₁₀H₂₂O₄
Molecular Weight of Tripropylene glycol, methyl ether ( 20324-33-8 ) : 206.28
CAS Registry Number: 20324-33-8
EINECS: 243-734-9
Surface Tension: 30.8 dyne/cm
Density: 0.976 g/cm³
Flash Point: 117.6 °C
Enthalpy of Vaporization: 59.1 kJ/mol
Boiling Point: 270.8 °C at 760 mmHg
Vapour Pressure: 0.000878 mmHg at 25°C

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
dog	LDLo	oral	5gm/kg (5000mg/kg)	LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES	Journal of Pharmacology and Experimental Therapeutics. Vol. 102, Pg. 79, 1951.
rabbit	LD50	skin	16mL/kg (16mL/kg)	LIVER: OTHER CHANGES KIDNEY, URETER, AND BLADDER: OTHER CHANGES	National Technical Information Service. Vol. OTS0534581,
rat	LC	inhalation	> 30ppm/8H (30ppm)		National Technical Information Service. Vol. OTS0534581,
rat	LD50	oral	3300uL/kg (3.3mL/kg)		AMA Archives of Industrial Hygiene and Occupational Medicine. Vol. 9, Pg. 509, 1954.

Consensus Reports

Glycol ether compounds are on the Community Right-To-Know List. Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by ingestion. Many glycol ether compounds have dangerous human reproductive effects. Combustible when exposed to heat or flame; can react with oxidizing materials. To fight fire, use foam, CO₂, dry chemical. When heated to decomposition it emits acrid smoke and irritating fumes. See also GLYCOL ETHERS.