Fine chemicals:

(S)-Epichlorohydrin

CAS: 67843-74-7

TMG (1,1,3,3-Tetramethyl Guanidine)

CAS: 80-70-6

For Cephalosporin

BSA (N,O-Bis(trimethylsilyl)acetamide)

CAS: 10416-59-8

For Cephalosporin

2,2,5-Trimethyl-1,3-dioxane-4,6-dione

CAS: 3709-18-0

2-Thiopheneacetyl chloride

CAS: 39098-97-0

For Cephalotin

Methyl trans-3-methoxyacrylate

CAS: 5788-17-0

Tributyrin        

CAS: 60-01-5