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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

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Classification & Labelling & PBT assessment

PBT assessment

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Administrative data

PBT assessment: overall result

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Name:
Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-
Type of composition:
legal entity composition of the substance
State / form:
liquid
Reference substance:
Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-
Name:
1,1,1,3,3,3-Hexamethyldisilazane, CAS 999-97-3; EC No. 213-668-5
Type of composition:
boundary composition of the substance
State / form:
liquid
> 97 - <= 100 % (w/w)
Reference substance:
1,1,1,3,3,3-Hexamethyldisilazane, CAS 999-97-3; EC No. 213-668-5
Reference substance:
1,1,1,3,3,3-Hexamethyldisilazane, CAS 999-97-3; EC No. 213-668-5
This impurity is considered relevant for the classification and labelling of the substance
Name:
1,1,1,3,3,3-Hexamethyldisilazane, CAS 999-97-3; EC No. 213-668-5
Type of composition:
boundary composition of the substance
State / form:
liquid
Reference substance:
1,1,1,3,3,3-Hexamethyldisilazane, CAS 999-97-3; EC No. 213-668-5
PBT status:
the substance is not PBT / vPvB
Justification:

The submission substance hydrolyses very rapidly in contact with water; therefore, the registered substance does not meet the criteria for PBT or vPvB.

Likely routes of exposure:

The submission substance and its hydrolysis products do not meet the criteria for PBT therefore emission characterisation is not required.