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Key Documents

8.08177

Sigma-Aldrich

Dimethyl terephthalate

for synthesis

Synonym(s):

Dimethyl terephthalate, Dimethyl 1,4-benzenedicarboxylate, Terephthalic acid dimethyl ester, DMT

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About This Item

Linear Formula:
C6H4-1,4-(COOCH3)2
CAS Number:
120-61-6
Molecular Weight:
194.18
MDL number:
MFCD00008440
UNSPSC Code:
12352108
EC Index Number:
204-411-8
NACRES:
NA.22

vapor pressure

<1 hPa ( 20 °C)

Quality Level

200

assay

≥99.0% (GC)

form

solid

autoignition temp.

520 °C (DIN 51794)

potency

3200 mg/kg LD50, oral (Rat)

expl. lim.

0.8-11.8 % (v/v)

bp

282 °C/1013 hPa

mp

139-141 °C

transition temp

flash point 154 °C (External MSDS)

density

1.35 g/cm3 at 20 °C

bulk density

500 kg/m3

storage temp.

2-30°C

InChI

1S/C10H10O4/c1-13-9(11)7-3-5-8(6-4-7)10(12)14-2/h3-6H,1-2H3

InChI key

WOZVHXUHUFLZGK-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 139 °C
Melting range (upper value): ≤ 142 °C
Identity (IR): passes test

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

309.2 °F - (External MSDS)

flash_point_c

154 °C - (External MSDS)

Certificates of Analysis (COA)

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