C₅H

Pentynylidyne radical
Flags: Detected, RATE12
Empirical: C₅H
Mass: 61 amu
Dipole moment: 4.300 D
Added to system: 2003-04-28 18:00:51

Reactions: Formation | Destruction

55 C₅H formation reactions

	Reaction	α	β	γ	T_l - T_u (K)
1	C + C₄H^- → C₅H + e^-	1.00e-9	0.00	0.00	10 - 300
2	H + C₅^- → C₅H + e^-	6.20e-10	0.00	0.00	10 - 300
3	C₅H^- + CRPHOT → C₅H + e^-	1.30e-17	0.00	250.00	10 - 41000
4	C₅H₂ + CRPHOT → C₅H + H	1.30e-17	0.00	875.00	10 - 41000
5	C₁₀H⁺ + e^- → C₅H + C₅	5.40e-8	-0.30	0.00	10 - 41000
6	C₅H₂⁺ + e^- → C₅H + H	1.50e-7	-0.50	0.00	10 - 300
7	C₅H₃⁺ + e^- → C₅H + H₂	4.50e-7	-0.50	0.00	10 - 300
8	C₆H⁺ + e^- → C₅H + C	1.00e-6	-0.30	0.00	10 - 300
9	CH₃C₄H⁺ + e^- → C₅H + H₂ + H	1.00e-6	-0.30	0.00	10 - 300
10	He⁺ + C₁₀H₂ → C₅H⁺ + C₅H + He	1.65e-11	0.00	0.00	10 - 41000
11	N + C₆H^- → CN^- + C₅H	5.60e-12	0.00	0.00	10 - 41000
12	N + C₈H^- → C₃N^- + C₅H	5.00e-12	0.00	0.00	10 - 41000
13	O + C₆H₂⁺ → C₅H + HCO⁺	2.00e-10	0.00	0.00	10 - 41000
14	C₅H^- + C⁺ → C + C₅H	7.51e-8	-0.50	0.00	10 - 41000
15	C₅H^- + C₂H₂⁺ → C₅H + C₂H₂	7.51e-8	-0.50	0.00	10 - 41000
16	C₅H^- + C₂H₃⁺ → C₅H + C₂H₃	7.51e-8	-0.50	0.00	10 - 41000
17	C₅H^- + C₄H₂⁺ → C₅H + HC₄H	7.51e-8	-0.50	0.00	10 - 41000
18	C₅H^- + C₄H₃⁺ → C₅H + C₄H₃	7.51e-8	-0.50	0.00	10 - 41000
19	C₅H^- + C₄S⁺ → C₅H + C₄S	7.51e-8	-0.50	0.00	10 - 41000
20	C₅H^- + CH₂CCH⁺ → C₅H + CH₂CCH	7.51e-8	-0.50	0.00	10 - 41000
21	C₅H^- + CH₃⁺ → C₅H + CH₃	7.51e-8	-0.50	0.00	10 - 41000
22	C₅H^- + CNC⁺ → C₅H + C₂N	7.51e-8	-0.50	0.00	10 - 41000
23	C₅H^- + Fe⁺ → C₅H + Fe	7.51e-8	-0.50	0.00	10 - 41000
24	C₅H^- + H⁺ → C₅H + H	7.51e-8	-0.50	0.00	10 - 41000
25	C₅H^- + H₂CO⁺ → C₅H + H₂CO	7.51e-8	-0.50	0.00	10 - 41000
26	C₅H^- + H₂S⁺ → C₅H + H₂S	7.51e-8	-0.50	0.00	10 - 41000
27	C₅H^- + H₃⁺ → C₅H + H₂ + H	7.51e-8	-0.50	0.00	10 - 41000
28	C₅H^- + H₃O⁺ → C₅H + H + H₂O	7.51e-8	-0.50	0.00	10 - 41000
29	C₅H^- + HC₂S⁺ → C₅H + C₂S + H	7.51e-8	-0.50	0.00	10 - 41000
30	C₅H^- + HCNH⁺ → C₅H + HCN + H	3.76e-8	-0.50	0.00	10 - 41000
31	C₅H^- + HCNH⁺ → C₅H + HNC + H	3.76e-8	-0.50	0.00	10 - 41000
32	C₅H^- + HCO⁺ → C₅H + H + CO	3.76e-8	-0.50	0.00	10 - 41000
33	C₅H^- + HCO⁺ → C₅H + HCO	3.76e-8	-0.50	0.00	10 - 41000
34	C₅H^- + He⁺ → C₅H + He	7.51e-8	-0.50	0.00	10 - 41000
35	C₅H^- + Mg⁺ → C₅H + Mg	7.51e-8	-0.50	0.00	10 - 41000
36	C₅H^- + N⁺ → C₅H + N	7.51e-8	-0.50	0.00	10 - 41000
37	C₅H^- + N₂H⁺ → C₅H + N₂ + H	7.51e-8	-0.50	0.00	10 - 41000
38	C₅H^- + NH₃⁺ → C₅H + NH₃	7.51e-8	-0.50	0.00	10 - 41000
39	C₅H^- + NH₄⁺ → C₅H + NH₃ + H	7.51e-8	-0.50	0.00	10 - 41000
40	C₅H^- + NO⁺ → C₅H + NO	7.51e-8	-0.50	0.00	10 - 41000
41	C₅H^- + Na⁺ → C₅H + Na	7.51e-8	-0.50	0.00	10 - 41000
42	C₅H^- + O⁺ → C₅H + O	7.51e-8	-0.50	0.00	10 - 41000
43	C₅H^- + S⁺ → C₅H + S	7.51e-8	-0.50	0.00	10 - 41000
44	C₅H^- + SO⁺ → C₅H + SO	7.51e-8	-0.50	0.00	10 - 41000
45	C₅H^- + Si⁺ → C₅H + Si	7.51e-8	-0.50	0.00	10 - 41000
46	C₅H^- + SiO⁺ → C₅H + SiO	7.51e-8	-0.50	0.00	10 - 41000
47	C₅H^- + SiOH⁺ → C₅H + SiO + H	7.51e-8	-0.50	0.00	10 - 41000
48	C₅H^- + SiS⁺ → C₅H + SiS	7.51e-8	-0.50	0.00	10 - 41000
49	C + C₁₀H₂ → C₅H + C₆H	1.00e-9	0.00	0.00	10 - 41000
50	C + HC₄H → C₅H + H	6.50e-10	0.00	0.00	10 - 300
51	N + C₆H → CN + C₅H	1.00e-13	0.00	0.00	10 - 300
52	O + C₆H → C₅H + CO	1.70e-11	0.00	0.00	10 - 300
53	C₁₀H + PHOTON → C₅H + C₅	3.19e-11	0.00	3.00	10 - 41000
54	C₅H^- + PHOTON → C₅H + e^-	3.75e-9	0.00	1.50	10 - 41000
55	C₅H₂ + PHOTON → C₅H + H	1.00e-11	0.00	1.70	10 - 41000

	Reaction	α	β	γ	T_l - T_u (K)
1	H⁺ + C₅H → C₅H⁺ + H	3.00e-9	-0.50	0.00	10 - 41000
2	C₅H + CRPHOT → C₃ + C₂H	1.30e-17	0.00	2500.00	10 - 41000
3	C₅H + CRPHOT → C₃H + C₂	1.30e-17	0.00	2500.00	10 - 41000
4	C₅H + CRPHOT → C₅ + H	1.30e-17	0.00	2500.00	10 - 41000
5	C⁺ + C₅H → C₆⁺ + H	3.00e-9	-0.50	0.00	10 - 41000
6	C₂H₂⁺ + C₅H → C₇H⁺ + H₂	1.75e-9	-0.50	0.00	10 - 41000
7	C₂H₂⁺ + C₅H → C₇H₂⁺ + H	1.75e-9	-0.50	0.00	10 - 41000
8	C₂H₃⁺ + C₅H → C₅H₂⁺ + C₂H₂	1.00e-9	-0.50	0.00	10 - 41000
9	C₂H₃⁺ + C₅H → C₇H₂⁺ + H₂	1.00e-9	-0.50	0.00	10 - 41000
10	C₂H₃⁺ + C₅H → C₇H₃⁺ + H	1.00e-9	-0.50	0.00	10 - 41000
11	C₂H₄⁺ + C₅H → C₆H₂⁺ + CH₃	2.10e-9	-0.50	0.00	10 - 41000
12	C₂H₄⁺ + C₅H → C₇H₄⁺ + H	7.00e-10	-0.50	0.00	10 - 41000
13	C₃H₂⁺ + C₅H → C₈H⁺ + H₂	1.30e-9	-0.50	0.00	10 - 41000
14	C₃H₂⁺ + C₅H → C₈H₂⁺ + H	1.30e-9	-0.50	0.00	10 - 41000
15	C₃H₃⁺ + C₅H → C₈H₂⁺ + H₂	1.50e-9	-0.50	0.00	10 - 41000
16	C₃H₃⁺ + C₅H → C₈H₃⁺ + H	1.50e-9	-0.50	0.00	10 - 41000
17	C₄H⁺ + C₅H → C₉H⁺ + H	3.00e-9	-0.50	0.00	10 - 41000
18	C₄H₂⁺ + C₅H → C₉H₂⁺ + H	2.50e-9	-0.50	0.00	10 - 41000
19	C₄H₃⁺ + C₅H → C₉H₃⁺ + H	2.00e-9	-0.50	0.00	10 - 41000
20	CH₂CCH⁺ + C₅H → C₈H₂⁺ + H₂	1.50e-9	-0.50	0.00	10 - 41000
21	CH₂CCH⁺ + C₅H → C₈H₃⁺ + H	1.50e-9	-0.50	0.00	10 - 41000
22	CH₃⁺ + C₅H → C₆H₂⁺ + H₂	3.20e-9	-0.50	0.00	10 - 41000
23	H⁺ + C₅H → C₅⁺ + H₂	3.00e-9	-0.50	0.00	10 - 41000
24	H₃⁺ + C₅H → C₅H₂⁺ + H₂	4.00e-9	-0.50	0.00	10 - 41000
25	HCO⁺ + C₅H → C₅H₂⁺ + CO	3.00e-9	-0.50	0.00	10 - 41000
26	He⁺ + C₅H → C₃H⁺ + C₂ + He	1.50e-9	-0.50	0.00	10 - 41000
27	He⁺ + C₅H → C₅⁺ + He + H	1.50e-9	-0.50	0.00	10 - 41000
28	C + C₅H → C₆ + H	1.00e-10	0.00	0.00	10 - 300
29	N + C₅H → C₅N + H	1.70e-11	0.00	0.00	10 - 300
30	O + C₅H → C₄H + CO	1.70e-11	0.00	0.00	10 - 300
31	C₅H + PHOTON → C₃ + C₂H	4.33e-10	0.00	1.40	10 - 41000
32	C₅H + PHOTON → C₃H + C₂	4.33e-10	0.00	1.40	10 - 41000
33	C₅H + PHOTON → C₅ + H	4.33e-10	0.00	1.40	10 - 41000
34	C₅H + e^- → C₅H^- + PHOTON	4.10e-8	-0.50	0.00	10 - 300

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

C5H

C₅H