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Physical & Chemical properties

Melting point / freezing point

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Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
method to determine freezing temperature
Melting / freezing pt.:
< 253 K
Atm. press.:
101.3 kPa

Results

Cooling data for Determinations 1 and 2 are shown in Tables 4.1 and 4.2 respectively.

Table 4.1 - Determination 1

Time (seconds) Temperature (K) Time (seconds) Temperature (K)
0 293 1530 263
30 292 1560 263
60 291 1590 263
90 289 1620 262
120 288 1650 262
150 287 1680 262
180 286 1710 262
210 285 1740 261
240 284 1770 261
270 283 1800 261
300 282 1830 261
330 281 1860 260
360 279 1890 260
390 278 1920 260
420 278 1950 260
450 277 1980 259
480 277 2010 259
510 276 2040 259
540 275 2070 259
570 275 2100 259
600 274 2130 258
630 274 2160 258
660 273 2190 258
690 273 2220 258
720 272 2250 257
750 272 2280 257
780 271 2310 257
810 271 2340 257
840 270 2370 256
870 270 2400 256
900 270 2430 256
930 269 2460 256
960 269 2490 256
990 268 2520 255
1020 268 2550 255
1050 268 2580 255
1080 268 2610 255
1110 267 2640 255
1140 267 2670 255
1170 267 2700 255
1200 266 2730 254
1230 266 2760 254
1260 266 2790 254
1290 265 2820 254
1320 265 2850 254
1350 265 2880 254
1380 265 2910 254
1410 264 2940 254
1440 264 2970 254
1470 264 3000 254
1500 263 3030 253

Observations: The test material remained a non-viscous liquid throughout cooling. No solidification was observed.

Table 4.2 - Determination 2

Time (seconds) Temperature (K) Time (seconds) Temperature (K)
0 291 1590 264
30 290 1620 264
60 289 1650 264
90 288 1680 264
120 287 1710 263
150 287 1740 263
180 286 1770 263
210 285 1800 262
240 284 1830 262
270 284 1860 262
300 283 1890 262
330 282 1920 261
360 282 1950 261
390 281 1980 261
420 280 2010 261
450 279 2040 260
480 279 2070 260
510 278 2100 260
540 278 2130 259
570 277 2160 259
600 277 2190 259
630 276 2220 258
660 276 2250 258
690 275 2280 258
720 274 2310 258
750 274 2340 258
780 271 2370 257
810 273 2400 257
840 273 2430 257
870 272 2460 257
900 272 2490 256
930 272 2520 256
960 271 2550 256
990 271 2580 256
1020 271 2610 256
1050 271 2640 255
1080 270 2670 255
1110 270 2700 255
1140 270 2730 255
1170 269 2760 255
1200 269 2790 255
1230 269 2820 255
1260 268 2850 255
1290 268 2880 254
1320 268 2910 254
1350 267 2940 254
1380 267 2970 254
1410 267 3000 254
1440 266 3030 254
1470 266 3060 254
1500 265 3090 254

Observations: The test material remained a non-viscous liquid throughout cooling.

No solidification was observed. No solidification was observed.
Conclusions:
The freezing temperature of Ethyl tetrahydrofurfuryl ether has been determined to be less than 253 +/- 0.5 K

Description of key information

< -20 C

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
253 K

Additional information

The freezing temperature of Ethyl tetrahydrofurfuryl ether has been determined to be less than 253土0.5 K