L-Dab•HBr Product Catalog # Size Price (USD) Quantity L-Dab•HBr180401-5G5 g$143.00 - L-Dab•HBr-5g quantity + L-Dab•HBr180401-25G25 g$346.00 - L-Dab•HBr-25g quantity + Add to cart Description Synonym: L-2,4-Diaminobutyric acid hydrobromine CAS #: 1758-80-1 Molecular Formula: C4H10N2O2•HBr Molecular Weight: 199.1