Prop-2-yn-1-yl 1H-imidazole-1-carboxylate

Explosiveness

Administrative data

Endpoint:

explosive properties of explosives

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2021

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2021

Report date:

2021

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

EU Method A.14 (Explosive properties)

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Test material

Test material information

Constituent 1

Reference substance name:

prop-2-yn-1-yl 1H-imidazole-1-carboxylate

EC Number:

695-595-2

Cas Number:

83395-38-4

Molecular formula:

C7H6N2O2

IUPAC Name:

prop-2-yn-1-yl 1H-imidazole-1-carboxylate

Test material form:

solid: particulate/powder

Specific details on test material used for the study:

SOURCE OF TEST MATERIAL
- Source (i.e. manufacturer or supplier) and lot/batch number of test material:
Manufacturer: Zhejiang Guotai-Huarong New Chemical Material CO., LTD
Lot number: A21011-1/2/3/4
- Purity, including information on contaminants, isomers, etc.:
Purity: 99.81%

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material:
store at low temperature (+2 ~ +9 ℃), keep away from humidity and light.
- Stability and homogeneity of the test material in the vehicle/solvent under test conditions (e.g. in the exposure medium) and during storage:
stable
- Stability in the medium, i.e. sensitivity of the test material to hydrolysis and/or photolysis:
stable
- Solubility and stability of the test material in the solvent/vehicle and the exposure medium:
49 g/L in water
- Reactivity of the test material with the incubation material used (e.g. plastic ware):
non-reactive
TREATMENT OF TEST MATERIAL PRIOR TO TESTING
- Treatment of test material prior to testing (e.g. warming, grinding):
none
- Preliminary purification step (if any):
- Final concentration of a dissolved solid, stock liquid or gel:
- Final preparation of a solid (e.g. stock crystals ground to fine powder using a mortar and pestle):

FORM AS APPLIED IN THE TEST (if different from that of starting material)
- Specify the relevant form characteristics if different from those in the starting material, such as state of aggregation, shape of particles or particle size distribution:
Solid

Results and discussion

Small-scale preliminary tests

Small-scale preliminary tests 1

Parameter:

thermal sensitivity - Koenen test: limiting diameter (mm)

Value:

0.5

Number of fragments:

3

Remarks on result:

not thermal sensitive if heated under defined confinement

Small-scale preliminary tests 2

Parameter:

sensitiveness to impact: impact energy (J)

Value:

40

Remarks on result:

not sensitive to impact using an impact energy of 40 J

Small-scale preliminary tests 3

Parameter:

sensitiveness to friction: friction load (N)

Value:

360

Remarks on result:

not sensitive to friction using a friction load of 360 N

Results of test series for explosives

Results of test series for explosives 1

Test series:

UN Test series 1

Method:

UN Test 1 (b): Koenen test

Parameter:

limiting diameter (mm)

Value:

2

Result:

negative, no explosion

Results of test series for explosives 2

Test series:

UN Test series 1

Method:

UN Test 1 (a): UN gap test

Parameter:

limiting impact energy (J)

Value:

40

Result:

negative, no explosion

Results of test series for explosives 3

Test series:

UN Test series 1

Method:

UN Test 1 (c) (ii): Internal ignition test

Parameter:

limiting load (N)

Value:

360

Result:

negative, no explosion

Applicant's summary and conclusion

Interpretation of results:

GHS criteria not met

Conclusions:

The results of the study revealed that the test item, HS02-LG was non-explosive when subjected to flame, shock and friction tests.