CAS Number: 79-11-8
Alternate CAS#:
Chemical Name: Caffeine Impurity 6 (Chloroacetic acid)
Molecular Formula: C2H3ClO2
Molecular Weight: 94.49
CAS Number: 10184-35-7
Alternate CAS#:
Chemical Name: Caffeine Impurity 5
Molecular Formula: C9H10N4O5
Molecular Weight: 254.2
CAS Number: 55782-76-8
Alternate CAS#:
Chemical Name: Caffeine Impurity 4
Molecular Formula: C7H10N4O3
Molecular Weight: 198.18
CAS Number: 19893-78-8
Alternate CAS#:
Chemical Name: Caffeine Impurity 3
Molecular Formula: C7H10N4O3
Molecular Weight: 198.18
CAS Number: 54536-15-1 (free acid)
Alternate CAS#:
Chemical Name: Caffeine Impurity 1 Sodium Salt
Molecular Formula: C8H11N4O3. Na
Molecular Weight: 211.20 22.99
CAS Number: 54536-15-1 (free acid)
Alternate CAS#:
Chemical Name: Caffeine Impurity 1 Ammonium Salt
Molecular Formula: C8H11N4O3. NH4
Molecular Weight: 211.20 18.04
CAS Number: 611-59-6
Alternate CAS#:
Chemical Name: Caffeine EP Impurity F (Paraxanthine)
Molecular Formula: C7H8N4O2
Molecular Weight: 180.17
CAS Number: 107605-95-8
Alternate CAS#:
Chemical Name: Caffeine EP Impurity E HCl (Caffeidine HCl)
Molecular Formula: C7H12N4O. HCl
Molecular Weight: 168.20 36.46
CAS Number: 519-32-4
Alternate CAS#:
Chemical Name: Caffeine EP Impurity C (Isocaffeine)
Molecular Formula: C8H10N4O2
Molecular Weight: 194.19
CAS Number: 7597-60-6
Alternate CAS#:
Chemical Name: Caffeine EP Impurity B (Theophylline EP Impurity C)
Molecular Formula: C7H10N4O3
Molecular Weight: 198.18
CAS Number: 72238-85-8
Alternate CAS#:
Chemical Name: Caffeine-d9
Molecular Formula: C8HD9N4O2
Molecular Weight: 203.25
CAS Number: 26351-04-2
Alternate CAS#:
Chemical Name: Caffeine-d3
Molecular Formula: C8H7D3N4O2
Molecular Weight: 197.21
