Sianida ya iku senyawa kimia kang ngandhut kelompok siano C≡N, kanthi atom karbon terikat-tiga ke atom nitrogen.

Golongan CN bisa tinemu ing akèh senyawa. Ing antarané gas, padhet, lan cair. Tuladhané uyah, sapérangan kovalen. Sapérangan molekular, sapérangan ionik, lan uga polimerik. Senyawa kan bisa nguculake ion sianida CN− sangat beracun

Pranala njaba 
 ATSDR medical management guidelines for cyanide poisoning (US)
 Cyanide intoxication , by Charles Stewart
 HSE recommendations for first aid treatment of cyanide poisoning (UK)
 Hydrogen cyanide and cyanides (CICAD 61)
 IPCS/CEC Evaluation of antidotes for poisoning by cyanides
 National Pollutant Inventory - Cyanide compounds fact sheet
 Eating apple seeds is safe despite the small amount of cyanide

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