COBALT THIOCYANATE
Synonym(s):Bis(thiocyanic acid)cobalt(II) salt;Cobaltous thiocyanate;Isothiocyanic acid cobalt(II) salt
- CAS NO.：3017-60-5
- Empirical Formula: C2CoN2S2
- Molecular Weight: 175.1
- MDL number: MFCD00010937
- EINECS: 221-156-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-24 14:58:38
What is COBALT THIOCYANATE?
Description
This deep red-violet salt is obtained as the tetrahydrate by crystallization of an aqueous solution of cobalt carbonate in thiocyanic acid. It is very deliquescent and gives a dark blue concentrated solution which turns pink upon dilution. It gives blue solutions in many organic solvents.
Chemical properties
solid
The Uses of COBALT THIOCYANATE
Cobalt(II) thiocyanate is best known for the cobalt thiocyanate test (or Scott test), which is a proven screening test for the presence of cocaine.
Properties of COBALT THIOCYANATE
| solubility | Methanol (Slightly), Water (Soluble) |
| form | Powder |
| color | brown |
| Water Solubility | Soluble in water. |
| Merck | 13,2475 |
| Exposure limits | ACGIH: TWA 0.02 mg/m3 |
| Stability: | Stable, but reacts with acids to produce toxic gas. Moisture sensitive. Incompatible with acids, strong oxidizing agents. |
| CAS DataBase Reference | 3017-60-5(CAS DataBase Reference) |
| EPA Substance Registry System | Thiocyanic acid, cobalt(2+) salt (3017-60-5) |
Safety information for COBALT THIOCYANATE
| Signal word | Danger |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H341:Germ cell mutagenicity H350:Carcinogenicity H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P308+P313:IF exposed or concerned: Get medical advice/attention. |
Computed Descriptors for COBALT THIOCYANATE
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