Table 1.

Enzymatic carboxylation utilizing different bicarbonate salts to supply CO₂ to (de)carboxylase enzymes.

Buffer	Carboxylation conversions [%][a]
	P2CDC[a]	2,6‐DHBD_Rs [b]	PAD_Mc [b]
(CH3)4NHCO3	–	38	12
KHCO3	82	36	30
NH4HCO3	77	34	33
CsHCO3	–	26	28
NaHCO3	66	26	22
choline‐HCO3	–	24	28
BaCO3	14	–	–
CaCO3	13	–	–
Li2CO3	<1	6	5
Na2CO3	<1	–	–
K2CO3	<1	–	–

[a] Data taken from ref. [64, 65]. [b] Data taken from ref. [83, 85]. (−) indicates no data.