Pharmaceutical Impurity Standards & Reference Standards

Browse our full catalog of pharmaceutical impurities, reference materials, and research chemicals.

All Products
All 2,841
Please Enquire
CAPSAICIN

Homocapsaicin I

CAT No.-
CAS No.58493-48-4
Mol. F.C19H29NO3
Mol. W.319.45
View
Please Enquire
BUPROPION

Hydroxybupropion

CAT No.-
CAS No.92264-81-8
Mol. F.C13H18ClNO2
Mol. W.255.75
View
Please Enquire
BOSENTAN

Hydroxy Desmethyl Bosentan-d4

CAT No.-
CAS No.N/A
Mol. F.C26H23N5O7SD4
Mol. W.557.62
View
Please Enquire
BOSCALID

Hydroxy Boscalid

CAT No.-
CAS No.661463-87-2
Mol. F.C18H12Cl2N2O2
Mol. W.359.21
View
Please Enquire
BOSENTAN

Hydroxy Bosentan

CAT No.-
CAS No.253688-60-7
Mol. F.C27H29N5O7S
Mol. W.567.63
View
Please Enquire
BOSENTAN

Hydroxy Bosentan-d4

CAT No.-
CAS No.-
Mol. F.C27H25N5O7SD4
Mol. W.571.65
View
Please Enquire
BOSENTAN

Hydroxy Bosentan-d6

CAT No.-
CAS No.1246817-57-1
Mol. F.C27H23N5O7SD6
Mol. W.573.66
View
Please Enquire
BOSENTAN

Hydroxy O-Desmethyl Bosentan

CAT No.-
CAS No.253688-62-9
Mol. F.C26H27N5O7S
Mol. W.553.59
View
Please Enquire
BENZOQUINE

Hydroxy-1, 4-Benzoquine

CAT No.-
CAS No.N/A
Mol. F.C6H4O3
Mol. W.124.10
View
Please Enquire
ATROPINE

Homatropine HBr

CAT No.-
CAS No.51-56-9
Mol. F.C16H21NO3. HBr
Mol. W.275.35 80.91
View