trans-2-[3-(4-tert-Butylphenyl)-2-methyl-2-propenylidene]malononitrile
SIAL/87884 - suitable for matrix substance for MALDI-MS, ≥99.0% (HPLC)
Synonym: DCTB
CAS Number: 300364-84-5
Empirical Formula (Hill Notation): C17H18N2
Molecular Weight: 250.34
MDL Number: MFCD03453260
Linear Formula: C17H18N2
Product Type: Chemical
| absorption | >2000 at 337 nm (mol. absorption) |
| assay | ≥99.0% (HPLC) |
| cation traces | Ba: ≤5 mg/kg |
| Ca: ≤5 mg/kg | |
| Cd: ≤5 mg/kg | |
| Co: ≤5 mg/kg | |
| Cr: ≤5 mg/kg | |
| Cu: ≤5 mg/kg | |
| K: ≤5 mg/kg | |
| Mg: ≤5 mg/kg | |
| Mn: ≤5 mg/kg | |
| Na: ≤10 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Zn: ≤5 mg/kg | |
| form | powder |
| InChI | 1S/C17H18N2/c1-13(10-15(1 |
| InChI key | OIASAVWSBWJWBR-UKTHLTGXSA |
| mp | 123-126 °C |
| Quality Level | 100  |
| SMILES string | CC(=C/c1ccc(cc1)C(C)(C)C) |
| suitability | suitable for matrix substance for MALDI-MS |
| technique(s) | MALDI-MS: suitable |
| Other Notes: | Used as matrix for MALDI-MS |
| Packaging: | 1 g in glass bottle |
| Packaging: | 250 mg in glass bottle |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 + H312 + H332 |
| Precautionary statements | P280 - P301 + P312 + P330 - P302 + P352 + P312 - P304 + P340 + P312 |
| Hazard Codes | Xn |
| Risk Statements | 20/21/22 |
| Safety Statements | 36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.0% (HPLC) |
| mp | 123-126 °C |
| UNSPSC | 23151817 |