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

Lisinopril Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-Lisinopril Dimer-d5 Stable Isotopes CS-T-97349 1356847-97-6 Enquire
Lisinopril D5 Stable Isotopes CS-O-35120 1356905-39-9 Enquire
Lisinopril-D4 Stable Isotopes CS-O-44884 Not Available Enquire
Lisinopril-d5 Dihydrochloride Stable Isotopes CS-O-40790 1356905-39-9 (Freebase) In Stock
Lisinopril-D8 Stable Isotopes CS-O-44885 Not Available Enquire
N-Benzyloxycarbonyl (S)-Lisinopril-d5 Stable Isotopes CS-T-97014 1356931-02-6 Enquire
N-Benzyloxycarbonyl (S)-Lisinopril-d5 Ethyl Methyl Diester Stable Isotopes CS-T-97013 1356383-20-4 Enquire
N-Nitroso Lisinopril D5 Stable Isotopes CS-O-48199 519175-80-5(Unlabeled) Enquire
N-Nitroso Lisinopril-d5 TFA Stable Isotopes CS-O-52090 Not Available In Stock
(S)-Lisinopril-d5 Sodium Stable Isotopes CS-ZG-51812 1356847-28-3 Enquire
Lisinopril 13C5,15N Stable Isotopes CS-EK-00914 76547-98-3 (unlabelled) Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Lisinopril API CS-ZE-36620 76547-98-3 Enquire
Lisinopril Dihydrate API CS-M-34867 83915-83-7 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
CPP-Lysine Impurity CS-O-31093 138247-43-5 In Stock
Lisinopril Des-Proline Dimer – I Impurity CS-P-08294 Not Available In Stock
Lisinopril Des-Proline Dimer-II Impurity CS-P-08292 ---- In Stock
Lisinopril Dihydrate Impurity I Impurity CS-O-54641 ---- Enquire
Lisinopril EP Impurity A Impurity CS-O-12026 1012-05-1 In Stock
Lisinopril EP Impurity A Impurity CS-EO-01953 5472-95-7 Enquire
Lisinopril EP Impurity C Acetate Impurity CS-T-31176 328385-86-0 (free base) In Stock
Lisinopril EP Impurity D Impurity CS-O-31222 219677-82-4 In Stock
Lisinopril EP Impurity E Impurity CS-O-31221 85955-59-5 In Stock
Lisinopril EP Impurity E Hydrate Impurity CS-EO-03660 85955-59-5 (Freebase) Enquire
Lisinopril EP Impurity F Impurity CS-T-57271 1132650-67-9 In Stock
Lisinopril EP Impurity F Impurity CS-O-33690 1132650-67-9 Enquire
Lisinopril EP Impurity G Impurity CS-O-12025 1356839-89-8 In Stock
Lisinopril EP Impurity I Acetate salt Impurity CS-O-33337 927819-64-5 In Stock
Lisinopril Intermediate Impurity CS-O-44151 103300-91-0 Enquire
Lisinopril Related Compound 5 Hydrochloride Impurity CS-F-00243 Not Available Enquire
Lisinopril RRR-Diastereomer Impurity CS-O-49606 Not Available Enquire
Lisinopril RRS-Diastereomer Impurity CS-O-49605 Not Available Enquire
Lisinopril RSR-Diastereomer Impurity CS-O-49607 Not Available Enquire
Lisinopril SRR-Diastereomer Impurity CS-O-49609 Not Available Enquire
N2-(1-Ethoxycarbonyl-3-oxo-3-phenylpropyl)-N6-trifluoroacety... Impurity CS-O-49778 199002-02-3 Enquire
N-trifluoroacetyl Lisinopril cyclohexyl analogue Intermediat... Impurity CS-O-49488 488760-32-3 Enquire
N-trifluoroacetyl Lisinopril ethyl ester Intermediate Impurity CS-O-49487 488760-33-4 Enquire
N-trifluoroacetyl Lisinopril Intermediate Impurity CS-O-49486 130414-30-1 Enquire
S,S,S-diketopiperazine Impurity CS-O-33688 328385-86-0 In Stock
(R)-Lisinopril Sodium Salt Impurity CS-TB-80368 1356019-70-9 Enquire
Lisinopril EP Impurity J Impurity CS-EO-01452 2566937-60-6 Enquire
Lisinopril for system sutability A Impurity CS-EG-03400 - Enquire
Lisinopril SRS-Diastereomer Impurity CS-O-35810 Not Available Enquire
N-(1-Carboxy-3-phenylpropyl)-S-lisinopril (Mixture of diaste... Impurity CS-T-69711 927819-64-5 Enquire
N-Benzyloxycarbonyl (S)-Lisinopril Impurity CS-T-48937 1356382-88-1 Enquire
N-Benzyloxycarbonyl (S)-Lisinopril Ethyl Methyl Diester Impurity CS-T-48938 1356011-68-1 Enquire
N-Benzyloxycarbonyl Lisinopril Cyclohexyl Analogue Ethyl Met... Impurity CS-T-48931 1356930-73-8 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N2-(R)-1-Ethoxycarbonyl-3-phenylpropyl-N8-trifluoroacetyl-D-... Intermediate CS-O-49236 1428117-83-2 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Lisinopril Nitroso Impurity (Hydrate) Nitrosamine CS-EO-03661 519175-80-5 (Freebase) Enquire
N-nitroso Lisinopril Nitrosamine CS-O-39104 519175-80-5 In Stock


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Lisinopril Secondary Standards CS-SS-24185-1GM 83915-83-7 Enquire
Lisinopril Impurity A Secondary Standards CS-SS-25138-50MG 1012-05-1 Enquire
Lisinopril Impurity B Secondary Standards CS-SS-25323-100MG 6192-52-5 Enquire
Lisinopril R,S,S-diketopiperazine Secondary Standards CS-SS-26363-50MG 219677-82-4 Enquire
Lisinopril S,S,S-diketopiperazine Secondary Standards CS-SS-26374-50MG 328385-86-0 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
H-Glu-obzl Building Blocks CS-T-78935 13030-09-6 Enquire
N2-(1S-Ethoxycarbonyl-3-phenylpropyl)-N6-trifluoroacetyl-L-l... Building Blocks CS-O-31999 116169-90-5 Enquire


Analytical Standard

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-nitroso Lisinopril Analytical Standard CS-O-39104-10MG 519175-80-5 Enquire
N-nitroso-lisinopril-100 PPM in Acetonitrile Analytical Standard CS-O-39104-1.5ML 519175-80-5 Enquire