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Table 1 Vibrational frequency analysis using B3LYP/6-31G(d) method

From: A new phenothiazine-based selective visual and fluorescent sensor for cyanide

Structure

PTZON

PTZON-CN−

Assignment

Frequency (cm−1)

C=O

1774

1723

C≡N

(2314–2333)

(2268–2298)–2350*

  1. The frequency between parenthesis are those for C–N bond present in both PTZON and PTZON-CN−
  2. The frequency with a asterisk correspond to the added CN− to the PTZON that is why it does not appear in the former one (PTZON)
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BMC Chemistry

ISSN: 2661-801X

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