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COA/COQ

8.18447

2,2′-Methylenebis(4-methyl-6-tert-butylphenol)

Name: 2,2′-Methylenebis(4-methyl-6-tert-butylphenol)
Brand: MM

for synthesis

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Synonym(s):

2,2′-Methylenebis(4-methyl-6-tert-butylphenol), 2,2′-Methylenebis-(6-tert-butyl-4-methyl-phenol), Bis(3-tert-butyl-2-hydroxy-5-methylphenyl)-methan

Linear Formula:

(2-(OH)-3-(CH₃)₃C-5-(CH₃)C₆H₂)₂CH₂

CAS Number:

119-47-1

Molecular Weight:

340.50

MDL number:

MFCD00043641

EC Index Number:

204-327-1

vapor pressure

<1 hPa

Quality Level

200

Assay

≥96.0% (GC)

form

crystals

autoignition temp.

350 °C

potency

4880 mg/kg LD₅₀, oral (Rat)
>2000 mg/kg LD₅₀, skin (Rabbit)

pH

4-7 (20 °C in H₂O, aqueous suspension)

mp

125-132 °C (Lit.)

transition temp

flash point 185 °C

solubility

practically insoluble 0.007 mg/L

density

1.07 g/cm³ at 20 °C

bulk density

300 kg/m³

storage temp.

2-30°C

InChI

1S/C23H32O2/c1-14-9-16(20(24)18(11-14)22(3,4)5)13-17-10-15(2)12-19(21(17)25)23(6,7)8/h9-12,24-25H,13H2,1-8H3

InChI key

KGRVJHAUYBGFFP-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 96.0 % (a/a)
Melting range (lower value): ≥ 125 °C
Melting range (upper value): ≤ 132 °C
Identity (IR): passes test

Pictograms

GHS08

Signal Word

Danger

Hazard Statements

H360F

Precautionary Statements

P201 - P202 - P280 - P308 + P313 - P405 - P501

Hazard Classifications

Repr. 1B

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

Flash Point(F)

365.0 °F - Pensky-Martens closed cup

Flash Point(C)

185 °C - Pensky-Martens closed cup

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