In database:

210-232.5 nm

Allyl radical (CH₂CHCH₂)
Molecular weight 41.07
Freezing point C
Boiling point C

UV cross-sections
Please see The MPI-Mainz UV/VIS Spectral Atlas

Additional References
Rotational Analysis of n₁₃ of Allyl Radical; J.D. DeSain and R.F. Curl; J.Mol.Spec. 196:324-328 (1999).

Notes
Fundamental frequencies from NIST Chemistry Webbook
n₁ 3114 cm^-1 (a₁) CH₂ s-stretch
n₂ 3034 cm^-1 (a₁) CH stretch
n₃ 3023 cm^-1 (a₁) CH stretch
n₄ 1488 cm^-1 (a₁) CH₂ scissor
n₅ 1245 cm^-1 (a₁) mixed
n₆ 1066 cm^-1 (a₁) mixed
n₇ 427 cm^-1 (a₁) C₃ bend
n₈
n₉ 549 cm^-1 (a₂) CH₂ a-twist
n₁₀ 968 cm^-1 (b₁) CH OPLA
n₁₁ 802 cm^-1 (b₁) CH₂ s-wag
n₁₂ 518 cm^-1 (b₁) CH₂ s-twist
n₁₃ 3111 cm^-1 (b₂) CH₂ a-stretch
n₁₄ 3020 cm^-1 (b₂) CH stretch
n₁₅ 1464 cm^-1 (b₂) CH₂ scissor
n₁₆ 1390 cm^-1 (b₂) mixed
n₁₇ 1182 cm^-1 (b₂) C₃ stretch



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