Registration Dossier

Administrative data

Endpoint:
explosiveness
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study according to EC guideline.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1997
Report Date:
1997

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
EU Method A.14 (Explosive properties)
Deviations:
no
GLP compliance:
yes (incl. certificate)

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
name: Cyanamide, (4,5-dihydroxy-2-thiazolyl)-
molecular formula: C4 H5 N3 S
molecular weight: 127.2
physical state: solid
analytical purity: 99.8 %

Results and discussion

Small-scale preliminary testsopen allclose all
Parameter:
other: More sensitive to shock than m-dinitrobenzene
Remarks:
migrated information
Remarks on result:
negative (not further specified)
Parameter:
other: More sensitive to friction than m-dinitrobenzene
Remarks:
migrated information
Remarks on result:
negative (not further specified)
Parameter:
other: Explosive under influence of flame
Remarks:
migrated information
Remarks on result:
negative (not further specified)
Parameter:
other: Explosive (not specified)
Remarks:
migrated information
Remarks on result:
negative (not further specified)

Any other information on results incl. tables

Koenen Test Results    
Nozzle Diameter Reaction Initiation after Results
2 mm 34 sec No fragments, cartridge unchanged
2 mm 36 sec No fragments, cartridge unchanged
2mm 34 sec No fragments, cartridge unchanged
6 mm 32 sec No fragments, cartridge unchanged
6 mm 26 sec No fragments, cartridge unchanged
6 mm 28 sec No fragments, cartridge unchanged
Total duration of individual tests > 300 sec  

Drop-Weight Test Results    
Mass Drop Height Results
10kg 40 cm Negative; no optical change in product apparent
10kg 40cm Negative; no optical change in product apparent
10kg 40cm Negative; no optical change in product apparent
10kg 40cm Negative; no optical change in product apparent
10kg 40 cm Negative; no optical change in product apparent
10kg 40cm Negative; no optical change in product apparent
Result : six times negative    

Mechanical Sensitivity (Friction Mill)

Method: BAM friction mill as described in EC Guideline A.14

Pin pressure: 360 N

Result: Six times negative

Applicant's summary and conclusion

Conclusions:
2-Cyanimino-1,34hiazolidin' is not explosive in the sense of EC Guideline A.14 and is not subject to classification.