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. 2010 Aug 3;10(8):7287–7302. doi: 10.3390/s100807287

Table 1.

List of target compounds investigated for relationship with dilution-to-threshold (D/T) ratio.

Order Carbonyl compound Short name Molecular formula CAS number Chemical structure Molecular weight
1 Hydrogen sulfide - H2S 7783-06-04 graphic file with name sensors-10-07287i1.jpg 34
2 Acetaldehyde AA CH3CHO 75-07-0 graphic file with name sensors-10-07287i2.jpg 44.1
3 Propionaldehyde PA CH3CH2CHO 123-38-6 graphic file with name sensors-10-07287i3.jpg 58.1
4 Butyraldehyde BA CH3CH2CH2CHO 123-72-8 graphic file with name sensors-10-07287i4.jpg 72.1
5 Iso-valeraldehyde IA (CH3)2CHCH2CHO 590-86-3 graphic file with name sensors-10-07287i5.jpg 86.1
6 Valeraldehyde VA CH3(CH2)3CHO 110-62-3 graphic file with name sensors-10-07287i6.jpg 86.1