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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Caffeic Acid, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Caffeic Acid impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Caffeic Acid-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Caffeic Acid Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Caffeic Acid Benzyl Ester-d5 Stable Isotopes CS-T-69201 1331655-92-5 Enquire
Caffeic acid sodium salt 13C6 Stable Isotopes CS-EK-00070 1323940-22-2 free acid Enquire
Caffeic Acid-13C3 Stable Isotopes CS-T-70547 1185245-82-2 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Caffeic acid API CS-E-00041 331-39-5 In Stock


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Dihydrocaffeic Acid Metabolite CS-T-91954 1078-61-1 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Chicoric Acid Impurity CS-BS-00064 70831-56-0 In Stock
Caffeic acid ethylester Impurity CS-E-00146 66648-50-8 Enquire
Caffeic Acid Phenethyl Ester Impurity CS-T-10017 104594-70-9 Enquire
Dihydro Caffeic Acid 3-O-Sulfate Sodium Salt Impurity CS-T-53005 1187945-70-5 Enquire
trans-Caffeic Acid Impurity CS-T-71008 501-16-6 Enquire


Glucuronide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Caffeic Acid 3-beta-D-Glucuronide Glucuronide CS-T-50190 1093679-73-2 Enquire
Caffeic Acid 4-Beta-D-Glucuronide Glucuronide CS-T-50191 1093679-71-0 Enquire
Dihydro Caffeic Acid-β-O-β-D-Glucuronide Glucuronide CS-T-53004 1187945-71-6 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cyclo(-Ala-Glu) Building Blocks CS-O-44828 16364-36-6 In Stock


Natural Products

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(E)-Caffeic acid isopropyl ester Natural Products CS-O-43439 845883-03-6 Enquire


Peptide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cyclo(L-Ala-L-Gln) Peptide CS-P-00538 268221-76-7 In Stock


Pharmaceutical Stds.

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Caffeic Acid 3-Sulfate Pharmaceutical Stds. CS-TB-06678 151481-52-6 Enquire
Caffeic Acid 4-Sulfate Pharmaceutical Stds. CS-TB-06679 151481-51-5 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Caffeic Acid-13C9 Stable Isotope Reagent CS-T-103617 1173097-51-2 Enquire