paraben Impurities

paraben Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of paraben, pharmacopeial and non-pharmacopeial paraben impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). paraben impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

paraben-related products are thoroughly characterized. paraben products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

Butylparaben Impurity E

N° de SZ CAT:	: SZ-P054002
Número CAS	: 4247-02-3
Mol.F.	: C11H14O
Peso Molecular	: 194.2
Status de Fatura	: In Stock
Rel. CAS No	: 84930-15-4 (Na salt) ; 32314-53-7 (K salt)

Butylparaben

N° de SZ CAT:	: SZ-P054010
Número CAS	: 94-26-8
Mol.F.	: C11H14O3
Peso Molecular	: 194.2
Status de Fatura	: In Stock

Methylparaben

N° de SZ CAT:	: SZ-P054001
Número CAS	: 99-76-3
Mol.F.	: C8H8O3
Peso Molecular	: 152.1
Status de Fatura	: In Stock
Rel. CAS No	: 172800-11-2 (hydrate) ; 5026-62-0 (Na salt
Rel. CAT No	: SZ-P054014 ,

Methylparaben Sodium

N° de SZ CAT:	: SZ-P054014
Número CAS	: 5026-62-0
Mol.F.	: C8H8O3 : Na
Peso Molecular	: 152.1 : 23.0
Status de Fatura	: In Stock
Rel. CAS No	: 99-76-3 (free base)
Rel. CAT No	: SZ-P054001 ,

Propylparaben

N° de SZ CAT:	: SZ-P054003
Número CAS	: 94-13-3
Mol.F.	: C10H12O3
Peso Molecular	: 180.2
Status de Fatura	: In Stock
Rel. CAT No	: SZ-P054015 ,

6-(4-hydroxybenzoate)-D-Glucitol

N° de SZ CAT:	: SZ-P054011
Número CAS	: 334948-52-6
Mol.F.	: C13H18O8
Peso Molecular	: 302.3
Status de Fatura	: Custom Synthesis

Benzyl Paraben

N° de SZ CAT:	: SZ-P054005
Número CAS	: 94-18-8
Mol.F.	: C14H12O3
Peso Molecular	: 228.3
Status de Fatura	: Custom Synthesis
Rel. CAS No	: 5693-29-8 (Na salt) ; 221615-92-5 (K salt)

Ethylparaben Sodium Salt

N° de SZ CAT:	: SZ-P054009
Número CAS	: 35285-68-8
Mol.F.	: C9H10O3 : Na
Peso Molecular	: 166.2 : 23.0
Status de Fatura	: Custom Synthesis
Rel. CAS No	: 120-47-8 (free base)

Heptyl Parahydroxybenzoate

N° de SZ CAT:	: SZ-P054004
Número CAS	: 1085-12-7
Mol.F.	: C14H20O3
Peso Molecular	: 236.3
Status de Fatura	: Custom Synthesis
Rel. CAS No	: 7339-88-0 (Na salt) ; 7339-89-1 (K salt)

Isopropyl 4-hydroxybenzoate

N° de SZ CAT:	: SZ-P054008
Número CAS	: 4191-73-5
Mol.F.	: C10H12O3
Peso Molecular	: 180.2
Status de Fatura	: Custom Synthesis
Rel. CAS No	: 1062573-16-3 (Na salt) ; 1062573-18-5 (K salt)

paraben Impurity 2

N° de SZ CAT:	: SZ-P054012
Número CAS	: NA
Mol.F.	: C13H18O8
Peso Molecular	: 302.3
Status de Fatura	: Custom Synthesis

paraben Impurity 3

N° de SZ CAT:	: SZ-P054013
Número CAS	: NA
Mol.F.	: C13H18O8
Peso Molecular	: 302.3
Status de Fatura	: Custom Synthesis

Pentyl Paraben

N° de SZ CAT:	: SZ-P054006
Número CAS	: 6521-29-5
Mol.F.	: C12H16O3
Peso Molecular	: 208.3
Status de Fatura	: Custom Synthesis
Rel. CAS No	: 130674-13-4 (Na salt)

Phenyl 4-Hydroxybenzoate

N° de SZ CAT:	: SZ-P054007
Número CAS	: 17696-62-7
Mol.F.	: C13H10O3
Peso Molecular	: 214.2
Status de Fatura	: Custom Synthesis

Propylparaben Sodium

N° de SZ CAT:	: SZ-P054015
Número CAS	: 35285-69-9
Mol.F.	: C10H12O3 : Na
Peso Molecular	: 180.2 : 23.0
Status de Fatura	: Custom Synthesis
Rel. CAS No	: 94-13-3 (free base)
Rel. CAT No	: SZ-P054003 ,

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