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| CAS No.: | 71000-82-3 |
|---|---|
| Name: | cyanic acid |
| Molecular Structure: | |
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| Formula: | CNO |
| Molecular Weight: | 42.0171 |
| Synonyms: | cyanate anion;cyanate(1-);cyanate ion;Cyanate;isocyanate(1-); |
| PSA: | 44.02000 |
| LogP: | -0.16002 |

cyanide(1-)


cyanate

| Conditions | Yield |
|---|---|
| With 4,40-Di-tert-butyl-2,20-bipyridine; dihydrogen peroxide In N,N-dimethyl-formamide at 20℃; for 2.5h; Catalytic behavior; Kinetics; Reagent/catalyst; | 100% |
| With alkali peroxide In not given in alkaline soln.;; | |
| With chlorine In water byproducts: Cl(1-); introduction of Cl2 into alkali cyanide soln.; |

| Conditions | Yield |
|---|---|
| With oxygen at 24.9℃; under 0.4 Torr; Product distribution; various neutral molecules with or without acidic hydrogen; |

| Conditions | Yield |
|---|---|
| With hydroperoxide anion In gaseous matrix at 26.9℃; Rate constant; Product distribution; in a flowing afterglow system (flow rector affixed to a quadrupole mass spectrometer); |


Thiocyanate


cyanate

| Conditions | Yield |
|---|---|
| With {Ni(OH)2(H3IO6)2}(2-) Kinetics; byproducts: SO4(2-), H2O; oxidation in aq. alkaline medium, pH=8-10; |

Thiocyanate


chlorite


water

A

cyanate

B

chloride

C

Sulfate

| Conditions | Yield |
|---|---|
| In perchloric acid Kinetics; 25°C, ionic strength 0.5 M (NaClO4); not isolated; UV/VIS monitoring (360 nm); |


| Conditions | Yield |
|---|---|
| With chloramine-B or bromamine-B In water Kinetics; byproducts: SO4(2-); oxidation of thiocyanate ion by chloramine-B or bromamine-B in alkaline medium (293-323 K) for 24 h; |

| Conditions | Yield |
|---|---|
| In water pH=11-12; | |
| In water pH=11-12; |


| Conditions | Yield |
|---|---|
| In water byproducts: (CONH2)2; reduction of Tl(III) oxide with HCN in H2O; NMR; |


| Conditions | Yield |
|---|---|
| In water Kinetics; izomerization; | |
| thermal decompn.; identified by IR; |

| Conditions | Yield |
|---|---|
| With sodium hydroxide In water Kinetics; basic hydrolysis of cyanogen iodide at room temp.; monitored by UV-spectroscopy of the I(1-) species; |