QUALITY STANDARD
Information of material
| Name of production | 4-Bromethyl-2-cyanobiphenyl |
| Molecular Formula | C14H10NBr |
| Formula Weight | 272.13 |
| CAS Number | 114772-54-2 |
Constitutional Formula | |
| Material code | N5004 |
| Test items | Quality Standard |
| Appearance | Off-white to reddish Crystalline Powder |
| Identification | Under the condition of purity determination, the retention time of the main peak of the sample should be consistent with that of the control. |
| Loss on drying | ≤1.0% |
| Melting point | 122.0~127.0ºC |
| Purity (HPLC) | ≥97.0% |
| Related Substance (HPLC) | Biphenyl ≤1.3% Dibromide≤1.3% Single unknown impurity ≤1.0% Total impurity≤3.0% |
PROCESS FLOW
| Product Name | Batch Size | Annual Capacity | Remarks |
| Bro-otbn | 1518.5~1739.4kg | 2000MT/Y | DBDMH process |
| Bro-otbn | 1511.5~1744kg | 2000MT/Y | Bromine process |



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