Compound

Mode

R_t (min)

m/z (relative abundance, %)

ferrocene

(+)

7.2

186 (100); 121 (46)

ferrocenium picrate

(+)

3.5

186

ferrocenium picrate

(−)

3.5

228

ethylferrocene

(+)

10.6

214 (53); 199 (100); 148 (31); 121 (38)

ethylferrocenium picrate

(+)

3.5

214 (40); 155 (100)

ethylferrocenium picrate

(−)

3.5

228

acetylferrocene

(+)

4.4

228 (61); 213 (71); 185 (100); 121 (86)

acetylferrocenium picrate

(+)

3.5

228 (4); 211 (29); 139 (100)

acetylferrocenium picrate

(−)

3.5

228

phentylferrocene

(+)

10.6

262

phenylferrocenium picrate

(+)

3.5

262

phenylferrocenium picrate

(−)

3.5

228

(p-methylphentyl)ferrocene

(+)

14.1

276

(p-methylphentyl) ferrocenium picrate

(+)

3.5

276

(p-methylphentyl) ferrocenium picrate

(−)

3.5

228

(p-hydroxylphentyl)ferrocene

(+)

5.3

278

(p-hydroxyphentyl) ferrocenium picrate

(+)

3.5

278

(p-hydroxyphentyl) ferrocenium picrate

(−)

3.5

228

(p-methoxylphentyl)ferrocene

(+)

8.4

292

(p-methoxylphentyl) ferrocenium picrate

(+)

3.5

292

(p-methoxylphentyl) ferrocenium picrate

(−)

3.5

228

(p-chlorophentyl)ferrocene

(+)

13.2

296 (100); 298 (33)

(p-chlorophentyl) ferrocenium picrate

(+)

3.5

296 (100); 298 (33)

(p-chlorophentyl) ferrocenium picrate

(−)

3.5

228

(p-acetylphentyl)ferrocene

(+)

7.1

304

(p-acetylphentyl) ferrocenium picrate

(+)

3.5

304

(p-acetylphentyl) ferrocenium picrate

(−)

3.5

228