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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Limonene, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Limonene 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 Limonene-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.

Limonene Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(+)-Limonene 2,3,3,5,5,-d5 (Major) Stable Isotopes CS-T-102869 2514937-17-6 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
D-Limonene (Orange Oil) API Standards CS-DK-00067 8028-48-6 Enquire
Limonene API Standards CS-O-11177 138-86-3 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-Limonene Impurities CS-T-31082 5989-54-8 Enquire
(+)-Limonene Impurities CS-T-31081 5989-27-5 In Stock
(R)-Limonene 1,2-epoxide (Mixture of Diastereomers) Impurities CS-T-31083 203719-54-4 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
cis-​(R)​-​limonene oxide Intermediates CS-O-44259 4680-24-4 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Limonene oxide, trans-(-)- Fine Chemicals CS-ZH-30284 42477-94-1 Enquire
Pseudolimonene Fine Chemicals CS-O-57800 499-97-8 Enquire