Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Amlodipine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Amlodipine 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 Amlodipine-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.
Our Amlodipine-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.
Amlodipine Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (±)-Amlodipine-d4 Maleate (2-chlorophenyl-d4) | Stable Isotopes | CS-C-01271 | 2714486-25-4 | Enquire |
| (R)-Amlodipine-d4 Di-O-benzoyl L-Tartaric Acid Salt | Stable Isotopes | CS-T-102505 | 890046-37-4(Unlabelled) | Enquire |
| (S)-Amlodipine-d4 Di-p-Toluoyl-D-tartrate | Stable Isotopes | CS-T-102499 | 1215226-53-1(Unlabelled) | Enquire |
| 3-O-Desmethyl Amlodipine-d5 | Stable Isotopes | CS-T-96737 | Not Available | Enquire |
| 5-O-Desethyl Amlodipine-d3 | Stable Isotopes | CS-T-96738 | Not Available | Enquire |
| Amlodipine-d4 Maleic Acid Salt (2-Chlorophenyl-d4) | Stable Isotopes | CS-T-95037 | 2714486-25-4 | Enquire |
| R-Amlodipine-d4 | Stable Isotopes | CS-O-06404 | 1346616-97-4 | In Stock |
| S-Amlodipine Besylate-D4 | Stable Isotopes | CS-O-50703 | 150566-71-5(Unlabelled) | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Amlodipine Hydrochloride | API | CS-O-48754 | 246852-07-3 | Enquire |
| Amlodipine Maleate | API | CS-O-03795 | 88150-47-4 | In Stock |
| Amlodipine Mesylate | API | CS-O-47266 | 246852-12-0 | Enquire |
| Amlodipine nicotinate | API | CS-O-36537 | Not Available | Enquire |
| Levamlodipine Besylate Hemipentahydrate | API | CS-EO-03315 | 884648-62-8 | Enquire |
| Levamlodipine maleate | API | CS-ED-01846 | 135969-53-8 | Enquire |
Metabolite
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Levamlodipine M10 metabolite | Metabolite | CS-O-51783 | Not Available | Enquire |
| Levamlodipine M12 metabolite | Metabolite | CS-O-51784 | Not Available | Enquire |
| Levamlodipine M4 metabolite | Metabolite | CS-O-51782 | Not Available | Enquire |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (R)-Amlodipine Hemi-dibenzoyl-L-tartrate | Impurity | CS-T-66436 | 890046-37-4 | Enquire |
| 2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H... | Impurity | CS-T-72617 | 400024-08-0 | Enquire |
| Amlodipin EP Impurity D | Impurity | CS-O-16348 | 113994-41-5 | In Stock |
| Amlodipine Azido Impurity | Impurity | CS-T-04601 | 88150-46-3 | In Stock |
| Amlodipine Besylate Impurity D Besylate salt | Impurity | CS-EO-02310 | 2733700-89-3 | Enquire |
| Amlodipine EP Impurity A | Impurity | CS-O-07173 | 88150-62-3 | In Stock |
| Amlodipine EP Impurity C | Impurity | CS-O-07175 | 721958-74-3 | In Stock |
| Amlodipine EP Impurity D HCl | Impurity | CS-O-52528 | 2414962-06-2 | Enquire |
| Amlodipine EP Impurity D Oxalate Salt | Impurity | CS-O-07176 | 1216406-90-4 | In Stock |
| Amlodipine EP Impurity E Maleate | Impurity | CS-P-07032 | 400024-12-6 | In Stock |
| Amlodipine EP Impurity F | Impurity | CS-O-07178 | 140171-66-0 | In Stock |
| Amlodipine EP Impurity H | Impurity | CS-O-07180 | 318465-73-5 | In Stock |
| Amlodipine Galactose Adduct | Impurity | CS-EO-01338 | Not Available | Enquire |
| Amlodipine Glucose + Galactose adduct | Impurity | CS-O-50281 | ---- | Enquire |
| Amlodipine glycolic adduct | Impurity | CS-O-48804 | ---- | Enquire |
| Amlodipine Impurity 1 | Impurity | CS-EO-00053 | 496024-43-2 | In Stock |
| Amlodipine Impurity 21 | Impurity | CS-O-48139 | 79781-21-8 | Enquire |
| Amlodipine Impurity 23 | Impurity | CS-O-03636 | 88150-75-8 | In Stock |
| Amlodipine Impurity 29 | Impurity | CS-P-08869 | 93848-82-9 | In Stock |
| Amlodipine Impurity 3 | Impurity | CS-O-60319 | 90445-05-9 | Enquire |
| Amlodipine Impurity 31 | Impurity | CS-O-36165 | 949155-12-8 | Enquire |
| Amlodipine Impurity 34 | Impurity | CS-P-08501 | Not Available | Enquire |
| Amlodipine Impurity 38 | Impurity | CS-O-52354 | 88150-61-2 | Enquire |
| Amlodipine Impurity 40 | Impurity | CS-EO-04104 | 223734-99-4 | Enquire |
| Amlodipine Impurity 43 | Impurity | CS-O-59560 | 400602-36-0 | Enquire |
| Amlodipine Impurity 61 | Impurity | CS-P-09095 | 39562-06-6 | Enquire |
| Amlodipine Lactose adduct | Impurity | CS-T-93508 | 749864-27-5 | Enquire |
| Amlodipine Mannitol Adduct | Impurity | CS-EO-00301 | ---- | In Stock |
| Amlodipine Mannitol Adduct Acetate Salt | Impurity | CS-T-93231 | ---- | In Stock |
| Amlodipine Mannitol Adduct HCl Salt | Impurity | CS-O-47351 | Not Available | Enquire |
| Amlodipine Methyl Ester | Impurity | CS-EO-01585 | Not Available | Enquire |
| Amlodipine morpholine impurity | Impurity | CS-O-43800 | 2387405-44-7 | Enquire |
| Amlodipine N-Galactose | Impurity | CS-P-03118 | ---- | Enquire |
| Amlodipine N-Glucose | Impurity | CS-O-57338 | ---- | Enquire |
| Amlodipine N-Lactoside | Impurity | CS-P-03120 | 749864-27-5 | In Stock |
| Amlodipine N-Lactoside (Mixture of Diastereomers) | Impurity | CS-RS-00113 | 2173291-00-2 | Enquire |
| Amlodipine orotate | Impurity | CS-ED-41929 | 914941-70-1 | Enquire |
| Amlodipine Related Compound A | Impurity | CS-BX-00696 | 2138811-33-1 | In Stock |
| Atorvastatin-Amlodipine Adduct | Impurity | CS-T-93457 | 425408-16-8 | In Stock |
| Benzenesulfonic Acid Ethyl Ester | Impurity | CS-O-07354 | 515-46-8 | In Stock |
| Dehydro Amlodipine N-Oxide | Impurity | CS-P-08597 | 2418591-36-1 | Enquire |
| Deschloro Amlodipine | Impurity | CS-T-73778 | 88150-52-1 | In Stock |
| Deschloro Amlodipine besilate salt | Impurity | CS-ED-20889 | 1078163-17-3 | Enquire |
| Deschloro Phthaloylamlodipine | Impurity | CS-O-49150 | Not Available | Enquire |
| Desmethyl Amlodipine | Impurity | CS-O-14974 | 113994-37-9 | Enquire |
| Di-acid Amlodipine | Impurity | CS-O-15058 | 1821498-25-2 | Enquire |
| Diethyl Amlodipine besylate salt impurity | Impurity | CS-O-16051 | ---- | In Stock |
| Dimethoxy Impurity Deschloro Amlodipine | Impurity | CS-O-49151 | Not Available | Enquire |
| Hydroxyethyl Phthalyl Amlodipine | Impurity | CS-O-41207 | 3079028-35-3 | In Stock |
| N-Fomyl Amlodipine | Impurity | CS-P-07027 | 93848-81-8 | In Stock |
| Phthaloyl Amlodipine Dimethyl Ester | Impurity | CS-T-96003 | 140171-50-2 | Enquire |
| R-Amlodipine | Impurity | CS-T-03629 | 103129-81-3 | In Stock |
| R-Amlodipine Besilate | Impurity | CS-O-07185 | 828247-64-9 | Enquire |
| R-Amlodipine hemipentahydrate | Impurity | CS-O-45850 | 103129-81-3 (Freebase) | Enquire |
| S (-) AMLODIPINE IMPURITY A | Impurity | CS-O-54142 | 1221741-20-3 | Enquire |
| S (-) AMLODIPINE IMPURITY B | Impurity | CS-O-54141 | 1456891-55-6 | Enquire |
Intermediate
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Amlodipine Bromo intermediate | Intermediate | CS-O-46556 | 1309115-67-0 | Enquire |
| p-Cl-Amlodipine | Intermediate | CS-T-66576 | 90445-02-6 | In Stock |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 4-Chloro-3-oxobutanoyl chloride | Fine Chemicals | CS-MM-47714 | 41295-64-1 | Enquire |
Nitrosamine
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Amlodipine Nitroso N-Lactoside | Nitrosamine | CS-EO-03233 | Not Available | Enquire |
| N-Nitroso Amlodipine | Nitrosamine | CS-O-38884 | 3048033-49-1 | discontinued |
| N-Nitroso Amlodipine EP Impurity A | Nitrosamine | CS-O-48983 | Not Available | Discontinued |
| N-Nitroso Amlodipine EP Impurity B | Nitrosamine | CS-O-51266 | Not Available | Discontinued |
| N-Nitroso Amlodipine EP Impurity E | Nitrosamine | CS-O-48984 | Not Available | Discontinued |
| N-Nitroso Amlodipine EP Impurity F | Nitrosamine | CS-O-51262 | Not Available | Discontinued |
| N-Nitroso Amlodipine EP Impurity F maleate | Nitrosamine | CS-O-48985 | Not Available | Discontinued |
| N-Nitroso Amlodipine Impurity-1 | Nitrosamine | CS-EO-02612 | ---- | Enquire |
| N-Nitroso Amlodipine Methyl Ester Analogue | Nitrosamine | CS-O-51268 | Not Available | Enquire |
| N-Nitroso levamlodipine | Nitrosamine | CS-O-50069 | ---- | Discontinued |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Amlodipine besylate (besilate) | Secondary Standards | CS-SS-24015 | 88150-42-9 | Enquire |
| Amlodipine Related Compound A | Secondary Standards | CS-SS-26617 | 2138811-33-1 | Enquire |
Analytical Standard
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Nitroso Amlodipine | Analytical Standard | CS-O-38884-10MG | ---- | Enquire |
| N-Nitroso levamlodipine | Analytical Standard | CS-O-50069-10MG | ---- | Enquire |
| N-nitroso-amlodipine-100 PPM in Acetonitrile | Analytical Standard | CS-O-38884-1.5ML | ---- | Discontinued |
| N-nitroso-levamlodipine-100 PPM in Acetonitrile | Analytical Standard | CS-O-50069-1.5ML | ---- | Discontinued |
Chiral
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (S)-Amlodipine | Chiral | CS-TA-16351 | 103129-82-4 | Enquire |
| S-Amlodipine Besylate | Chiral | CS-O-07183 | 150566-71-5 | In Stock |
EP Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Amlodipine for Peak Identification EP D,E & F mixture | EP Standards | CS-EG-03302 | Not Available | Enquire |
Therapeutic
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Amlodipine | Therapeutic | CS-O-10834 | 88150-42-9 | In Stock |
| Amlodipine Aspartic Acid Impurity | Therapeutic | CS-P-07029 | 400602-35-9 | Enquire |
| Amlodipine besilate (Y0000049) | Therapeutic | CS-EG-00082 | 111470-99-6 | Enquire |
| Amlodipine besilate(Secondary Standards traceble to EP) | Therapeutic | CS-ER-02300 | 111470-99-6 | Enquire |
| Amlodipine Besylate | Therapeutic | CS-IP-00166 | 111470-99-6 | Enquire |
| Amlodipine Besylate | Therapeutic | CS-O-10961 | 111470-99-6 | In Stock |
| Amlodipine EP Impurity E | Therapeutic | CS-O-07177 | 140171-65-9 | In Stock |
| Amlodipine EP Impurity G | Therapeutic | CS-O-30465 | 43067-01-2 | In Stock |
| Amlodipine for peak identification (Y0001067) | Therapeutic | CS-EG-00086 | 111470-99-6 | Enquire |
| Amlodipine for peak identification(Secondary Standards trace... | Therapeutic | CS-ER-02304 | 111470-99-6 | Enquire |
| Amlodipine impurity B (Y0001069) | Therapeutic | CS-EG-00084 | 721958-72-1 | Enquire |
| Amlodipine impurity B(Secondary Standards traceble to EP) | Therapeutic | CS-ER-02302 | 721958-72-1 | Enquire |
| Amlodipine Impurity F Maleate | Therapeutic | CS-P-07026 | 400024-11-5 | Enquire |
| Amlodipine impurity G (Y0001070) | Therapeutic | CS-EG-00085 | 43067-01-2 | Enquire |
| Amlodipine impurity G(Secondary Standards traceble to EP) | Therapeutic | CS-ER-02303 | 43067-01-2 | Enquire |
| Amlodipine Related Compound C(Secondary Standards traceble t... | Therapeutic | CS-ER-00104 | 43067-01-2 | Enquire |
USP Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Amlodipine Related Compound C (F012R0) | USP Standards | CS-EB-00112 | 43067-01-2 | Enquire |