AsH3 and compounds derived from it by substituting one, two or three hydrogen atoms by hydrocarbyl groups: R3As. RAsH2, R2AsH, R3As (R not equal to H) are called primary, secondary and tertiary arsines, respectively. NOC Rule D-5.11. A specific arsine is preferably named as a substituted arsane. GNOC Recom. R-5.1.3.2. E.g. CH3CH2AsH2 ethylarsane. Cf. arsanes.
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