Registration Dossier

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Diss Factsheets

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
03 March 2004
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study conducted in compliance with agreed protocols, with no or minor deviations from standard test guidelines and/or minor methodological deficiencies, which do not affect the quality of relevant results.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2004
Report date:
2004

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
Date of inspection: 02 December 2002 Date of signature: 13 February 2003
Type of method:
other: determination of crystalisation point

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Name of test material (as cited in study report): TIPX
- Substance type: Colourless liquid.
- Physical state: Liquid.
- Lot/batch No.: 042028.
- Storage condition of test material: Approximately 4ºC in the dark.

Results and discussion

Melting / freezing point
Melting / freezing pt.:
< -20 °C
Remarks on result:
other: Crystallizing Point. SD of ± 0.5 K.

Any other information on results incl. tables

Determination 1

Time(s)

Temperature (K)

Time(s)

Temperature (K)

0

287

1320

270

30

287

1350

270

60

287

1380

269

90

286

1410

269

120

286

1440

269

150

285

1470

269

180

285

1500

268

210

284

1530

268

240

284

1560

267

270

283

1590

267

300

283

1620

267

330

282

1650

267

360

282

1680

267

390

281

1710

266

420

281

1740

266

450

280

1770

266

480

280

1800

265

510

279

1830

265

540

279

1860

265

570

278

1890

265

600

278

1920

264

630

278

1950

264

660

277

1980

263

690

277

2010

263

720

277

2040

263

750

276

2070

262

780

276

2100

262

780

276

2130

261

840

275

2160

261

870

275

2190

261

900

275

2220

260

930

274

2250

260

960

274

2280

260

990

274

2310

260

1020

273

2340

259

1050

273

2370

259

1080

273

2400

259

1110

272

2430

259

1140

272

2460

259

1170

272

2490

258

1200

271

2520

258

1230

271

2550

258

1260

271

2580

258

1290

270

2610

257

2640

257

3120

255

2670

257

3150

254

2700

257

3180

254

2730

256

3210

254

2760

256

3240

254

2790

256

3270

254

2820

256

3300

253

2850

256

3330

253

2880

256

3360

253

2910

256

3390

253

2940

255

3420

253

2970

255

3450

253

3000

255

3480

253

3030

255

3510

253

3060

255

3540

252

3090

255

 

 

Observations:  No change was observed during cooling
Result:             Freezing temperature <253 ± 0.5 K

Determination 2

Time(s)

Temperature (K)

Time(s)

Temperature (K)

0

287

1320

266

30

287

1350

266

60

287

1380

266

90

286

1410

265

120

285

1440

265

150

284

1470

265

180

283

1500

264

210

283

1530

264

240

282

1560

264

270

281

1590

264

300

281

1620

263

330

280

1650

263

360

280

1680

263

390

279

1710

263

420

278

1740

263

450

278

1770

262

480

277

1800

262

510

277

1830

262

540

276

1860

262

570

275

1890

262

600

275

1920

261

630

275

1950

261

660

274

1980

261

690

274

2010

261

720

273

2040

260

750

273

2070

260

780

273

2100

260

810

272

2130

260

840

272

2160

260

870

272

2190

259

900

271

2220

259

930

271

2250

259

960

270

2280

259

990

270

2310

259

1020

270

2340

259

1050

270

2370

259

1080

269

2400

258

1110

269

2430

258

1140

269

2460

258

1170

269

2490

258

1200

268

2520

258

1230

268

2550

258

1260

267

2580

257

1290

267

2610

257

2640

257

3330

254

2670

257

3360

254

2700

257

3390

254

2730

257

3420

254

2760

256

3450

254

2790

256

3480

254

2820

256

3510

254

2850

256

3540

254

2880

256

3570

253

2910

256

3600

253

2940

256

3630

253

2970

255

3660

253

3000

255

3690

253

3030

255

3720

253

3060

255

3750

253

3090

255

3780

253

3120

255

3810

253

3150

255

3840

253

3180

255

3870

253

3210

255

3900

253

3240

254

3930

253

3270

254

3960

252

3300

254

 

 

Observations:  No change was observed during cooling
Result:             Freezing temperature < 253 ± 0.5 K

 

Applicant's summary and conclusion

Conclusions:
The freezing temperature of the test material has been determined to be less than 253 ± 0.5 K.
Executive summary:

The melting point of TIPX was determined to be less than 253 ± 0.5 K, using BS4633: Method for the Determination of Crystallizing Point, Method A1 of Commission Directive 92/69/EEC.