NCCN

Cyanogen
Flags: RATE12
Empirical: C₂N₂
Mass: 52 amu
Added to system: 2003-05-06 06:43:21

12 NCCN formation reactions

	Reaction	α	β	γ	T_l - T_u (K)
1	C₂H₄ + C₂N₂⁺ → C₂H₄⁺ + NCCN	1.30e-9	0.00	0.00	10 - 41000
2	NCCNCH₃⁺ + e^- → NCCN + CH₃	6.00e-7	-0.50	0.00	10 - 300
3	NCCNH⁺ + e^- → NCCN + H	3.00e-7	-0.50	0.00	10 - 300
4	C₂H₂ + C₂N₂⁺ → C₂H₂⁺ + NCCN	5.80e-10	0.00	0.00	10 - 41000
5	C₂H₄ + NCCNH⁺ → C₂H₅⁺ + NCCN	5.60e-10	0.00	0.00	10 - 41000
6	CH₃OH + NCCNH⁺ → CH₃OH₂⁺ + NCCN	1.50e-9	-0.50	0.00	10 - 41000
7	H₂O + NCCNH⁺ → H₃O⁺ + NCCN	5.10e-10	-0.50	0.00	10 - 41000
8	HCN + C₂N₂⁺ → HCN⁺ + NCCN	5.40e-10	-0.50	0.00	10 - 41000
9	HCN + NCCNH⁺ → HCNH⁺ + NCCN	2.00e-9	-0.50	0.00	10 - 41000
10	NH₃ + NCCNH⁺ → NH₄⁺ + NCCN	2.00e-9	-0.50	0.00	10 - 41000
11	CN + HCN → NCCN + H	2.50e-17	1.71	770.00	300 - 2500
12	CN + HNC → NCCN + H	2.00e-10	0.00	0.00	10 - 41000

	Reaction	α	γ	T_l - T_u (K)
1	C⁺ + NCCN → C₂N⁺ + CN	2.00e-10	0.00	10 - 41000
2	C⁺ + NCCN → CNC⁺ + CN	1.70e-9	0.00	10 - 41000
3	NCCN + CRPHOT → CN + CN	1.30e-17	474.00	10 - 41000
4	C₂H₃⁺ + NCCN → NCCNH⁺ + C₂H₂	1.10e-9	0.00	10 - 41000
5	H₃⁺ + NCCN → NCCNH⁺ + H₂	2.80e-9	0.00	10 - 41000
6	HCO⁺ + NCCN → NCCNH⁺ + CO	1.30e-9	0.00	10 - 41000
7	He⁺ + NCCN → CN⁺ + CN + He	2.70e-9	0.00	10 - 41000
8	N⁺ + NCCN → C₂N⁺ + N₂	3.00e-10	0.00	10 - 41000
9	N⁺ + NCCN → C₂N₂⁺ + N	1.40e-9	0.00	10 - 41000
10	HN₂⁺ + NCCN → NCCNH⁺ + N₂	1.20e-9	0.00	10 - 41000
11	Si⁺ + NCCN → SiNC⁺ + CN	1.50e-10	0.00	10 - 41000
12	C₂H + NCCN → HC₃N + CN	2.00e-13	0.00	10 - 300
13	C₄H + NCCN → HC₅N + CN	2.00e-13	0.00	10 - 300
14	C + NCCN → CN + C₂N	3.00e-11	0.00	300 - 300
15	H + NCCN → HCN + CN	1.48e-10	3588.00	300 - 2900
16	N + NCCN → N₂ + C₂N	1.00e-11	0.00	300 - 300
17	OH + NCCN → HCN + OCN	3.11e-13	1450.00	300 - 550
18	NCCN + PHOTON → C₂N₂⁺ + e^-	1.00e-11	2.00	10 - 41000
19	NCCN + PHOTON → CN + CN	4.70e-11	2.60	10 - 41000
20	CH₃⁺ + NCCN → NCCNCH₃⁺ + PHOTON	8.00e-12	0.00	10 - 41000

Variation of log fractional abundance (relative to H₂) with log time (years) in a dark cloud model. Ref. RATE12 paper.