Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Phenylephrine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Phenylephrine 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 Phenylephrine-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 Phenylephrine-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.
Phenylephrine Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (R)-Phenylephrine 3-O-Sulfate-d3 | Stable Isotopes | CS-T-98887 | Not Available | Enquire |
| (R)-Phenylephrine-d3 Glucuronide | Stable Isotopes | CS-T-98414 | Not Available | Enquire |
| (R)-Phenylephrine-d3 Hydrochloride | Stable Isotopes | CS-T-94989 | 1217858-50-8 | Enquire |
| (R/S)-Phenylephrine-d3 Glucuronide | Stable Isotopes | CS-B-00365 | Not Available | Enquire |
| (S)-Phenylephrine-d3 Hydrochloride | Stable Isotopes | CS-T-97217 | Not Available | Enquire |
| L-Phenylephrine-d5 | Stable Isotopes | CS-T-103759 | 1089674-35-0 | Enquire |
| N-Nitroso Phenylephrine-d3 (Mixture of Isomers) | Stable Isotopes | CS-O-40425 | 78658-64-7 (Unlabeled) | In Stock |
| rac Benzyl Phenylephrine-d3(Phenylephrine Impurity D) | Stable Isotopes | CS-T-98932 | 1276402-67-5 | Enquire |
| Rac-Phenylephrine-D3 | Stable Isotopes | CS-O-50669 | 88694-06-8 | Enquire |
| rac-Phenylephrine-d3 Hydrochloride | Stable Isotopes | CS-T-93266 | 2714485-34-2 | In Stock |
| (R)-(-)-Phenylephrine D3 Hydrochloride | Stable Isotopes | CS-O-01226 | 1276197-50-2 | Enquire |
| Phenylephrine 3-O- glucuronide-D5 | Stable Isotopes | CS-O-42626 | Not Available | Enquire |
| Phenylephrine 3-O-sulfate-D5 | Stable Isotopes | CS-O-42625 | Not Available | Enquire |
| Phenylephrine D3 | Stable Isotopes | CS-O-33075 | 1217705-88-8 | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Phenylephrine | API | CS-CY-00044 | 59-42-7 | In Stock |
| Phenylephrine Hydrochloride | API | CS-O-05016 | 61-76-7 | In Stock |
| rac Phenylephrine Hydrochloride | API | CS-T-84725 | 154-86-9 | Enquire |
Metabolite
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Dimethyltetrahydrofolic acid | Metabolite | CS-EO-00253 | 3029091-15-1 | Enquire |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (1R,4R)-2-methyl-1-phenyl-1,2,3,4-tetrahydroisoquinoline-4,6... | Impurity | CS-O-43306 | 2095343-25-0 | Enquire |
| (1R,4R)-2-methyl-1-phenyl-1,2,3,4-tetrahydroisoquinoline-4,8... | Impurity | CS-O-43307 | Not Available | Enquire |
| (1S,4R)-2-methyl-1-phenyl-1,2,3,4-tetrahydroisoquinoline-4,6... | Impurity | CS-O-43305 | 2095343-19-2 | Enquire |
| (1S,4R)-2-methyl-1-phenyl-1,2,3,4-tetrahydroisoquinoline-4,8... | Impurity | CS-O-43308 | Not Available | Enquire |
| 1-(2-(3-acetylphenoxy)phenyl)ethan-1-one | Impurity | CS-BX-02989 | ---- | Enquire |
| 1-(2-(4-acetylphenoxy)phenyl)ethan-1-one | Impurity | CS-BX-02990 | 37407-21-9 | Enquire |
| 1-(4-Hydroxyphenyl)-2-(methylamino)ethan-1-one | Impurity | CS-O-58839 | 21213-89-8 | Enquire |
| 1,1'-(oxybis(2,1-phenylene))bis(ethan-1-one) | Impurity | CS-BX-02988 | 37407-22-0 | Enquire |
| 1,2,3,4-Tetrahydro-4,6-dihydroxy-2-methylisoquinoline Hydroc... | Impurity | CS-O-11270 | 57196-61-9 | In Stock |
| D-Phenylephrine sulfonate | Impurity | CS-O-45714 | Not Available | Enquire |
| L-Phenylephrine sulfonate | Impurity | CS-O-45715 | Not Available | Enquire |
| O-Acetyl-(R)-phenylephrine Hydrochloride | Impurity | CS-T-93478 | 878739-00-5 (Recemic); 878889-09-9 (Recemic freeb | Enquire |
| Phenylephrine 4,8 Isoquinoline Analog | Impurity | CS-O-48658 | 2514676-44-7 | Enquire |
| Phenylephrine 4,8 Isoquinoline Analog | Impurity | CS-O-15944 | 23824-25-1 | In Stock |
| Phenylephrine 4,8 Isoquinoline Hydrochloride analog | Impurity | CS-O-11269 | 23824-25-1 (Free Base) | In Stock |
| Phenylephrine EP Impurity A | Impurity | CS-EO-01240 | 5596-07-6 | In Stock |
| Phenylephrine EP Impurity C HCl | Impurity | CS-T-39480 | 94240-17-2 | In Stock |
| Phenylephrine EP Impurity C TFA salt | Impurity | CS-O-34246 | 52093-42-2 (free base) | In Stock |
| Phenylephrine Impurity 13 | Impurity | CS-EO-04086 | ---- | Enquire |
| Phenylephrine Impurity 14 | Impurity | CS-EO-04087 | ---- | Enquire |
| Phenylephrine Impurity 15 | Impurity | CS-EO-04088 | ---- | Enquire |
| Phenylephrine Impurity 4 | Impurity | CS-P-08330 | 2353593-06-1 | Enquire |
| Phenylephrine impurity 43 | Impurity | CS-O-45713 | Not Available | Enquire |
| Phenylephrine Impurity 5 | Impurity | CS-P-08688 | 2353261-33-1 | Enquire |
| Phenylephrine Impurity 6 HCl | Impurity | CS-O-56800 | ---- | Enquire |
| Phenylephrine Impurity C | Impurity | CS-O-51486 | 52093-42-2 | Enquire |
| Phenylephrine Impurity D | Impurity | CS-DH-00008 | 1367567-95-0 | In Stock |
| Phenylephrine isoquinoline 4,6-diol analog | Impurity | CS-O-36024 | 23824-24-0 | In Stock |
| Phenylephrine isoquinolinone analog TFA | Impurity | CS-O-59920 | Not Available | In Stock |
| Phenylephrine-Acetaminophen degradation product-1 | Impurity | CS-O-57454 | ---- | Enquire |
| Phenylephrine-Acetaminophen degradation product-2 | Impurity | CS-O-57455 | ---- | Enquire |
| Phenylephrine-Acetaminophen degradation product-3 | Impurity | CS-O-57456 | ---- | Enquire |
| Phenylephrine-citrate adduct (Mixture of isomers ) | Impurity | CS-EO-00340 | Not Available | Enquire |
| (R)-6-Bromo Phenylephrine Hydrochloride | Impurity | CS-T-67840 | 1391067-95-0 | Enquire |
| (R)-O,O-Bis(tert-butyldimethlsilyl) Phenylephrine | Impurity | CS-T-49226 | 1217862-07-1 | Enquire |
| (R)-Phenylephrine 3-O-Sulfate | Impurity | CS-T-84386 | 1242184-39-9 | Enquire |
| 1-[5-(Hydroxymethyl)-2-furyl]-2-methyl-1,2,3,4-tetrahydroiso... | Impurity | CS-T-78138 | 1312706-19-6 | Enquire |
| 1-[5-(Hydroxymethyl)-2-furyl]-2-methyl-1,2,3,4-tetrahydroiso... | Impurity | CS-T-79289 | 1312706-18-5 | Enquire |
| 2 hydroxy-2-(2{[(2S)-2-hydroxy 2-(3-hydroxyphenyl)ethyl](met... | Impurity | CS-O-38476 | Not Available | Enquire |
| 3-Hydroxy-4-oxobutanoic Acid Phenylephrine | Impurity | CS-T-56068 | 830346-80-0 | Enquire |
| N-(2-Succinyl) Phenylephrine | Impurity | CS-T-42755 | 915278-80-7 | Enquire |
| N-acetylphenylephrine | Impurity | CS-DH-00030 | 58952-80-0 | Enquire |
| N-Formylphenylephrine | Impurity | CS-K-00279 | 2382194-29-6 | Enquire |
| Phenylephrine Citrate Adduct -2 | Impurity | CS-EO-01035 | Not Available | Enquire |
| Phenylephrine D-(+)-glucose Adduct | Impurity | CS-EO-01736 | 2575516-66-2 | Enquire |
| Phenylephrine EP Impurity E | Impurity | CS-EO-00144 | 56917-44-3 | Enquire |
| Phenylephrine Impurity 12 | Impurity | CS-EO-01653 | Not Available | Enquire |
| Phenylephrine Impurity 20 | Impurity | CS-EO-01453 | 94751-95-8 | Enquire |
| Phenylephrine Impurity 26 | Impurity | CS-EO-01396 | Not Available | Enquire |
| Phenylephrine Impurity 29 | Impurity | CS-EO-01929 | 50741-74-7 | Enquire |
| Phenylephrine Impurity 33 | Impurity | CS-P-08807 | 57236-57-4 | Enquire |
| Phenylephrine Impurity 38 | Impurity | CS-O-38510 | Not Available | Enquire |
| Phenylephrine Impurity 9 | Impurity | CS-EO-00315 | Not Available | Enquire |
| Phenylephrine Impurity-37 | Impurity | CS-O-38509 | Not Available | Enquire |
| Phenylephrine Impurity-39 | Impurity | CS-O-38511 | Not Available | Enquire |
| Phenylephrine Impurity-40 | Impurity | CS-O-38512 | Not Available | Enquire |
| Phenylephrine Impurity-41 | Impurity | CS-O-38513 | Not Available | Enquire |
| Phenylephrine maleic acid adduct | Impurity | CS-O-36450 | Not Available | Enquire |
| Phenylephrine related compound F | Impurity | CS-T-86372 | 1007885-60-0 | Enquire |
| rac 2-Bromo Phenylephrine Hydrochloride | Impurity | CS-T-67267 | 1391054-09-3 | Enquire |
| rac Benzyl Phenylephrine | Impurity | CS-T-49042 | 1159977-09-9 | Enquire |
Intermediate
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| rac Norphenylephrine Hydrochloride | Intermediate | CS-T-59763 | 4779-94-6 | In Stock |
Glucuronide
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Phenylephrine Glucuronide | Glucuronide | CS-B-00353 | Not Available | Enquire |
| Phenylephrine β-D-Glucuronide (Mixture of Diastereomers) | Glucuronide | CS-T-93431 | ---- | Enquire |
| Phenylephrine-2-O-glucuronide | Glucuronide | CS-O-10059 | 1260611-56-0 | Enquire |
| Phenylephrine-3-O-glucuronide | Glucuronide | CS-O-10058 | 2021255-73-0 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (R)-2-(methylamino)-1-(3-nitrophenyl)ethanol | Fine Chemicals | CS-O-40996 | 50741-73-6 | Enquire |
| (R)-3-(2-chloro-1-hydroxyethyl)phenol | Fine Chemicals | CS-O-33435 | 925430-39-3 | Enquire |
| 3-(2-chloro-1-hydroxyethyl)phenol | Fine Chemicals | CS-O-33430 | 1378757-22-2 | Enquire |
| N-[(2R)-2-Hydroxy-2-(3-hydroxyphenyl)ethyl]-N-methyl-glycine | Fine Chemicals | CS-T-78555 | 1094089-46-9 | Enquire |
Nitrosamine
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Nitroso Phenylephrine (1 mg/ml in methanol) | Nitrosamine | CS-O-55126 | 78658-64-7 | Enquire |
| N-Nitroso Phenylephrine (Mixture of Isomers) | Nitrosamine | CS-P-08827 | 78658-64-7 | In Stock |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Formylphenylephrine | Secondary Standards | CS-SS-25059-100MG | Not Available | Enquire |
| Norphenylephrine Hydrochloride | Secondary Standards | CS-SS-24513-200MG | 4779-94-6 | Enquire |
| Norphenylephrine Hydrochloride | Secondary Standards | CS-SS-24513 | 4779-94-6 | Enquire |
| Norphenylephrine Hydrochloride | Secondary Standards | CS-SS-26566 | ---- | Enquire |
| Phenylephrine Bitartrate | Secondary Standards | CS-SS-25913-50MG | 17162-39-9 | Enquire |
| Phenylephrine Hydrochloride | Secondary Standards | CS-SS-24076-500MG | 61-76-7 | Enquire |
| Phenylephrine Related Compound C | Secondary Standards | CS-SS-24650-50MG | 94240-17-2 | Enquire |
| Phenylephrine Related Compound D | Secondary Standards | CS-SS-25054-100MG | 1367567-95-0 | Enquire |
| Phenylephrine Related Compound E | Secondary Standards | CS-SS-24664-50MG | 71786-67-9 | Enquire |
| Phenylephrine Related Compound F | Secondary Standards | CS-SS-25055-100MG | Not Available | Enquire |
| Phenylephrine Related Compound G | Secondary Standards | CS-SS-25056-100MG | 1094089-46-9 | Enquire |
Analytical Standard
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Nitroso Phenylephrine (Mixture of Isomers) | Analytical Standard | CS-P-08827-10MG | 78658-64-7 | Enquire |
| N-nitroso-phenylephrine-100 PPM in Acetonitrile | Analytical Standard | CS-P-08827-1.5ML | 78658-64-7 | Enquire |
Building Blocks
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Boc-(R)-Phenylephrine | Building Blocks | CS-T-07672 | 1049702-99-9 | In Stock |
Chiral
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (S)-Phenylephrine | Chiral | CS-EK-00130 | 614-03-9 | Enquire |
| (S)-Phenylephrine Hydrochloride | Chiral | CS-T-60419 | 939-38-8 | Enquire |
EP Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Phenylephrine hydrochloride for peak identification CRS (con... | EP Standards | CS-EG-03294 | Not Available | Enquire |