CAS Number: 39455-90-8

Alternate CAS#:

Chemical Name: Pyrazolone

Molecular Formula: C3H2N2O

Molecular Weight: 82.06

CAS Number: 422556-08-9

Alternate CAS#:

Chemical Name: Pyroxsulam

Molecular Formula: C14H13F3N6O5S

Molecular Weight: 434.35

CAS Number: 139755-95-6

Alternate CAS#:

Chemical Name: Pyrazole N-Desmethyl Sildenafil

Molecular Formula: C21H28N6O4S

Molecular Weight: 460.55

CAS Number: 59776-88-4

Alternate CAS#:

Chemical Name: Piracetam EP Impurity B (Methyl (2-Oxopyrrolidin-1-yl)acetate)

Molecular Formula: C7H11NO3

Molecular Weight: 157.17

CAS Number: 14401-92-4

Alternate CAS#:

Chemical Name: Pyrazine Impurity 3 HCl (3-Methylpyridine HCl)

Molecular Formula: C6H7N. HCl

Molecular Weight: 93.13 36.46

CAS Number: 1003-29-8

Alternate CAS#:

Chemical Name: Pyrazine Impurity 2 (Pyrrole-2-carboxaldehyde)

Molecular Formula: C5H5NO

Molecular Weight: 95.1

CAS Number: 109-08-0

Alternate CAS#:

Chemical Name: Pyrazine Impurity 1 (2-Methylpyrazine)

Molecular Formula: C5H6N2

Molecular Weight: 94.12

CAS Number: 1432059-16-9

Alternate CAS#:

Chemical Name: Pyrazinamide-d3

Molecular Formula: C5H2D3N3O

Molecular Weight: 126.13

CAS Number: 98-96-4

Alternate CAS#:

Chemical Name: Pyrazinamide

Molecular Formula: C5H5N3O

Molecular Weight: 123.12

CAS Number: 98-97-5 (non-d)

Alternate CAS#:

Chemical Name: Pyrazinoic Acid-d3 (Pyrazinecarboxylic Acid-d3)

Molecular Formula: C5HN2O2D3

Molecular Weight: 127.12

CAS Number: 98-97-5

Alternate CAS#:

Chemical Name: Pyrazinoic Acid (Pyrazinecarboxylic Acid)

Molecular Formula: C5H4N2O2

Molecular Weight: 124.1

CAS Number: 19847-12-2

Alternate CAS#:

Chemical Name: Pyrazinecarbonitrile

Molecular Formula: C5H3N3

Molecular Weight: 105.1