Chemistry of C3 and carbon chain molecules in DR21(OH)

Free Access

Table 9

Dominant reactions of observed and intermediate species following CH₄ sublimation.

			C₂H₂:

1.)	C⁺	+	CH₄	→	C₂	+	H
2.)	C₂	+	e	→	C₂H₂	+	H
3.)	C⁺	+	CH₄	→	C₂	+	H₂
4.)	C₂	+	H₂	→	C₂
5.)	C₂	+	e	→	C₂H₂	+	2 H

			C₃H₃:

6.)	C₂	+	CH₄	→	C₃	+	H₂
7.)	C₂	+	CH₄	→	C₃	+	H
8.)	C₃	+	e	→	C₃H₃	+	H₂

			C₃:

9.)	C	+	C₂H₂	→	C₃H	+	H
10.)	HCO⁺	+	C₃	→	C₃H⁺	+	CO
11.)	C⁺	+	C₂H₂	→	C₃H⁺	+	H
12.)	HCO⁺	+	C₃H	→	C₃	+	CO
13.)	C₃H⁺	+	H₂	→	C₃	+	H
14.)	C₃	+	CH₄	→	C₃	+	CH₃
15.)	HCO⁺	+	c-C₃H₂	→	C₃	+	CO
16.)	C₃H⁺	+	H₂	→	C₃

			CCH:

17.)	C₂	+	e	→	CCH	+	2 H
18.)	HCO⁺	+	CCH	→	C₂	+	CO

			C₃:

19.)	C	+	C₂H₂	→	C ₃	+	H₂
20.)	CCH	+	C ₃	→	C₅	+	H

			c-C₃H₂:

21.)	H	+	C₃H₃	→	c-C₃H₂	+	H₂
22.)	C₃	+	e	→	c -C ₃ H ₂	+	H
23.)	CH	+	C₂H₂	→	c-C₃H₂	+	H
24.)	HCO⁺	+	c-C₃H₂	→	C₃	+	CO

Notes. The observed species are identified in bold type.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.