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A3237912

3,5-Dimethylphenol solution , analyticalstandard,1000ug/mlinmethanol , 108-68-9

Synonym(s):
5-Hydroxy-m-xylene;sym.-m-Xylenol

CAS NO.:108-68-9

Empirical Formula: C8H10O

Molecular Weight: 122.16

MDL number: MFCD00002307

EINECS: 203-606-5

Update time: 2022-07-08

PRODUCT Properties

Melting point: 61-64 °C(lit.)
Boiling point: 222 °C(lit.)
Density  1.115
vapor pressure  5-5.4Pa at 25℃
refractive index  1.5146 (estimate)
Flash point: 109 °C
storage temp.  room temp
solubility  almost transparency[in Methanol]
pka pK1:10.15 (25°C)
form  Crystalline Solid
color  White to orange
Odor Strong, “cresylic” odor.
Water Solubility  5.3 g/L (25 ºC)
Sensitive  Air & Light Sensitive
Merck  14,10082
BRN  774117
Exposure limits ACGIH: TWA 1 ppm
InChIKey TUAMRELNJMMDMT-UHFFFAOYSA-N
LogP 2.35 at 25.5℃
CAS DataBase Reference 108-68-9(CAS DataBase Reference)
NIST Chemistry Reference Phenol, 3,5-dimethyl-(108-68-9)
EPA Substance Registry System 3,5-Dimethylphenol (108-68-9)

Description and Uses

3,5-Xylenol is a crystalline solid. Molecularweight 5 122.17; Boiling point= 220℃ (sublimes);Freezing/Melting point=64℃; Flash point = 109℃.Soluble in water. Hazard Identification (based on NFPA-704 M Rating System): Health 3, Flammability 2, Reactivity0. Slightly soluble in water; solubility =0.5%.

3,5-Dimethylphenol finds application as adhesives, sealant chemicals, plating and surface treating agents. It is also used as a solvent for cleaning or degreasing. Further, it is employed as a chemical intermediate for antioxidants, phenolic resins, active pharmaceutical ingredients and metaxalone (muscle relaxant).

Safety

Symbol(GHS) 
GHS05,GHS06
Signal word  Danger
Hazard statements  H301+H311-H314
Precautionary statements  P260-P270-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  T
Risk Statements  24/25-34
Safety Statements  26-28-36/37/39-45-28A
RIDADR  UN 2261 6.1/PG 2
WGK Germany  2
RTECS  ZE6475000
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29071400
Hazardous Substances Data 108-68-9(Hazardous Substances Data)

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