4-Maleimidobutyric acid
SIAL/63174 - ≥98.0% (T)
Synonym: γ-Maleimidobutyric acid; 4-Maleimidobutanoic acid; N-
CAS Number: 57078-98-5
Empirical Formula (Hill Notation): C8H9NO4
Molecular Weight: 183.16
MDL Number: MFCD00043139
Linear Formula: C8H9NO4
Product Type: Chemical
assay | ≥98.0% (T) |
InChI | 1S/C8H9NO4/c10-6-3-4-7(11 |
InChI key | NCPQROHLJFARLL-UHFFFAOYSA |
mp | 95-98 °C |
Quality Level | 100 ![]() |
SMILES string | OC(=O)CCCN1C(=O)C=CC1=O |
Application: | Gamma-maleimidobutyric acid may be used as a spacer in the construction of drug and other types of bioconjugates. 4-Maleimidobutyric acid is used with N-hydroxysuccinimide ester as a bifunctional cross-linking agent. |
Application: | Modification reagent for thiol groups in proteins |
Other Notes: | SH-label for the modification of peptides and proteins; Used for the preparation of a new bleomycin analog for enzyme immunoassay (EIA); probe for membrane SH-groups |
Symbol | ![]() |
Signal word | Warning |
Hazard statements | H315 - H319 - H335 |
Precautionary statements | P302 + P352 - P305 + P351 + P338 |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-36 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 3 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥98.0% (T) |
mp | 95-98 °C |
UNSPSC | 12352200 |