A4624612
Guaiacol , 98% , 90-05-1
Synonym(s):
2-Methoxyphenol;Catechol monomethyl ether;Pyrocatechol monomethyl ether
CAS NO.:90-05-1
Empirical Formula: C7H8O2
Molecular Weight: 124.14
MDL number: MFCD00002185
EINECS: 201-964-7
Pack Size | Price | Stock | Quantity |
100G | RMB39.20 | In Stock |
|
500G | RMB93.60 | In Stock |
|
2.5kg | RMB388.80 | In Stock |
|
others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
Melting point: | 26-29 °C (lit.) |
Boiling point: | 205 °C (lit.) |
Density | 1.129 g/mL at 25 °C (lit.) |
vapor density | 4.27 (vs air) |
vapor pressure | 0.11 mm Hg ( 25 °C) |
refractive index | n |
FEMA | 2532 | GUAIACOL |
Flash point: | 180 °F |
storage temp. | 2-8°C |
solubility | H2O: insoluble |
form | Liquid After Melting |
pka | 9.98(at 25℃) |
color | Clear colorless to light yellow |
PH | 5.4 (10g/l, H2O, 20℃) |
Odor | at 1.00 % in dipropylene glycol. phenolic smoke spice vanilla woody |
Odor Type | phenolic |
Odor Threshold | 0.0074ppm |
Water Solubility | 17 g/L (15 ºC) |
FreezingPoint | 28℃ |
Sensitive | Air Sensitive |
Merck | 14,4553 |
JECFA Number | 713 |
BRN | 508112 |
Dielectric constant | 11.0(-18℃) |
Stability: | Stable, but air and light sensitive. Combustible. Incompatible with strong oxidizing agents. |
InChIKey | LHGVFZTZFXWLCP-UHFFFAOYSA-N |
LogP | 1.34 |
Description and Uses
Guaiacol is a precursor of vanillin and santalidol (a synthetic sandal- wood fragrance). it is obtained from wood tar by the destructive distillation of hardwood, by the distillation of the phenol fraction of coal tar, or through the use of o-dichlorobenzene. it is processed to yield vanillin.
Safety
Symbol(GHS) | GHS07 |
Signal word | Warning |
Hazard statements | H302-H315-H319 |
Precautionary statements | P264-P270-P280-P301+P312-P302+P352-P305+P351+P338 |
Hazard Codes | Xn,T,Xi |
Risk Statements | 22-36/38 |
Safety Statements | 26 |
RIDADR | 2810 |
WGK Germany | 1 |
RTECS | SL7525000 |
Autoignition Temperature | 750 °C |
Hazard Note | Toxic/Irritant |
TSCA | Yes |
HazardClass | 6.1(b) |
PackingGroup | II |
HS Code | 29095010 |
Toxicity | LD50:900 mg / kg (rat, subcutaneous). LD50: 3.7 mg / kg (rabbit, intravenously). Oral administration of large amount can stimulate the esophagus and stomach, resulting in heart failure, collapse and death. |
Toxicity | LD50 orally in rats: 725 mg/kg (Taylor) |