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Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

Active ingredients from A to Z →

Results 9,131-9,140 of 9,730

Sphingomyelins, Egg

Active ingredientLevels of characterisation
Cat. No.
P-S332-001
CAS
383907-87-7
Formula
C39H79N2O6P
Synonyms
Sphingomyelin (chicken egg), N-Palmitoyl-1-13C-sphingosylphosphorylcholine

Spinosyn E

Active ingredientLevels of characterisation
Cat. No.
P-S337-001
CAS
131929-64-1
Formula
C40H63NO10

Spinosyn F

Active ingredientLevels of characterisation
Cat. No.
P-S338-001
CAS
131929-65-2
Formula
C40H63NO10

Spinosyn Y

Active ingredientLevels of characterisation
Cat. No.
P-S342-001
CAS
159195-06-9
Formula
C39H61NO10

Spiro-form Carzelesin

Active ingredientLevels of characterisation
Cat. No.
P-S343-001
CAS
119813-15-9
Formula
C34H31N5O4
Synonyms
U 76074

Spiropidion

Active ingredientLevels of characterisation
Cat. No.
P-S346-001
CAS
1229023-00-0
Formula
C21H27ClN2O5
Synonyms
Elestal, Carbonic acid, 3-(4-chloro-2,6-dimethylphenyl)-8-methoxy-1-methyl-2-oxo-1,8-diazaspiro(4.5)dec-3-en-4-yl ethyl ester

Spiropyran 1

Active ingredientLevels of characterisation
Cat. No.
P-S347-001
CAS
1253909-21-5
Formula
C19H18N2O5
Synonyms
1',3',3'-Trimethyl-6-nitrospiro[chromene-2,2'-indoline]-5',8-diol, 1',3',3'-trimethyl-6-nitrospiro[chromene-2,2'-indole]-5',8-diol

Spiruchostatin A

Active ingredientLevels of characterisation
Cat. No.
P-S351-001
CAS
328548-11-4
Formula
C20H31N3O6S2
Synonyms
Cyclo(D-alanyl-D-cysteinyl-(3S,4R)-4-amino-3-hydroxy-5-methylhexanoyl-(3S,4E)-3-hydroxy-7-mercapto-4-heptenoyl), cyclic (2-4)-disulfide

Spiruchostatin B

Active ingredientLevels of characterisation
Cat. No.
P-S352-001
CAS
328548-12-5
Formula
C21H33N3O6S2

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