Table 1 Reaction conditions and quantitation of target compounds in synthetic schreibersite reaction mixtures.

From: Nucleoside phosphorylation by the mineral schreibersite

Reaction ID (Ad = adenosine, U = uridine)

Initial Reaction Conditions

Phosphorylated nucleotide concentration in μM (Yield based on total P)

Final Reaction Conditions

Initial pH

Time (days)

Additional Reagents

5′

3′

2′

Final pH

Total P (mM)

Ad1

6.5

14

 

NDa

ND

ND

6.5

0.24

Ad2

6.5

14

Urea

73 (2.9%)

<5b

<5b

9.5

2.5

Ad3

6.5

14

MgSO4, Urea

210 (4.2%)

41 (0.8%)

38 (0.8%)

9

5

Ad4

12.5

2

K2CO3

360 (0.8%)

130 (0.3%)

94 (0.2%)

10.5

47

Ad5

11.5

2

NH4OH

250 (5.7%)

22 (0.5%)

29 (0.5%)

9.5

4.4

U1

6.5

14

 

ND

ND

6.5

0.65

U2

6.5

14

Urea

56 (0.6%)

65 (0.7%)

9.5

10

U3

6.5

14

MgSO4, Urea

54 (1.5%)

84 (2.4%)

8

3.5

U4

N/Ac

14

Fe2NiP (1.5 g), Urea

200d (0.5%)

~330d (0.8%)

N/A

43

  1. aND: The compound was below the limit of detection (LoD), typically~0.2 μM. bNot quantifiable, below quantitation limit (LoQ). c“N/A” Not Available. dCalculation based on combined area of two partially-resolved peaks. See SI, Figure S3