PN: 4H56-5-2Y
CAS: 270920-41-7
Molecule Weight: 134.56
Formula: C4H7ClN2O
PN: 4H56-1-LX
CAS: 23585-49-1
Molecule Weight: 98.105
Formula: C4H6N2O
PN: 3H32-1-30
CAS: 1453-58-3
Molecule Weight: 82.106
Formula: C4H6N2
TSCA: Not listed on TSCA inventory