Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Formoterol, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Formoterol 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 Formoterol-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 Formoterol-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.
Formoterol Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Formoterol D6 | Stable Isotopes | CS-O-47959 | 73573-87-2 (Unlabelled) | Enquire |
| Formoterol hemifumarate-d6 | Stable Isotopes | CS-T-95397 | 43229-80-7 (Unlabeled) | In Stock |
| Formoterol-13C-d3 Hemifumarate | Stable Isotopes | CS-EO-02530 | Not Available | Enquire |
| Formoterol-D7 | Stable Isotopes | CS-EO-02531 | Not Available | Enquire |
| N-Deformyl Formoterol-d6 Fumarate (Mixture of Diastereomers... | Stable Isotopes | CS-T-97653 | 1795142-59-4 | Enquire |
| N-Methyl Formoterol-d3 Fumarate (Mixture of Diastereomers) | Stable Isotopes | CS-T-97311 | 1795143-40-6 | Enquire |
| rac Formoterol Hemifumarate-d6 | Stable Isotopes | CS-O-02939 | ---- | In Stock |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Arformoterol | API | CS-O-00859 | 67346-49-0 | In Stock |
| Arformoterol Tartrate | API | CS-O-00839 | 200815-49-2 | In Stock |
| Formoterol | API | CS-T-24640 | 128954-45-0 | Enquire |
| Formoterol Fumarate | API | CS-O-01545 | 43229-80-7 | Enquire |
| Formoterol fumarate dihydrate | API | CS-O-01547 | 183814-30-4 | In Stock |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (S,S)-Formoterol | Impurity | CS-P-07955 | 67346-48-9 | Enquire |
| (αR)-3-Amino-4-hydroxy-α-[[[(1R)-2-(4-methoxyphenyl)-1-methy... | Impurity | CS-TA-06212 | 245759-62-0 | Enquire |
| 1-(4-(Benzyloxy)-3-nitrophenyl)-2-bromoethanone | Impurity | CS-T-06123 | 43229-01-2 | In Stock |
| 3-Methyl Arformoterol | Impurity | CS-O-56442 | ---- | Enquire |
| A-Hydroxy Diol Impurity | Impurity | CS-O-36277 | 876753-51-4 | Enquire |
| Arformoterol Impurity 1 | Impurity | CS-EO-00609 | Not Available | Enquire |
| ARFORMOTEROL ISOPROPYL ETHER IMPURITY | Impurity | CS-O-44980 | Not Available | Enquire |
| Arformoterol Meta isomer | Impurity | CS-O-44700 | 1027563-89-8 | Enquire |
| Arformoterol N-Benzyl 2-benzyloxy Impurity | Impurity | CS-O-49675 | 188690-83-7 | Enquire |
| Arformoterol Related compound-G | Impurity | CS-O-44369 | Not Available | Enquire |
| Arformoterol Tartrate S isomer | Impurity | CS-O-44540 | 67346-54-7 | Enquire |
| ARFORMOTEROL TARTRATE RELATED COMP A | Impurity | CS-O-44368 | Not Available | Enquire |
| Arformoterol Unknown Impurity at 0.97RRT Impurity | Impurity | CS-O-42955 | Not Available | Enquire |
| bis(1-phenylethyl)amine | Impurity | CS-O-36284 | 10024-74-5 | Enquire |
| Deformyl Formoterol Citric acid adduct | Impurity | CS-O-43273 | Not Available | Enquire |
| Formoterol EP impurity A (Mixture of Diastereomers) | Impurity | CS-O-49473 | 652994-19-9 | Enquire |
| Formoterol EP Impurity A Fumarate | Impurity | CS-EO-03577 | 150513-24-9 (Freebase) | Enquire |
| Formoterol EP Impurity H | Impurity | CS-O-40908 | 2514947-17-0 | Enquire |
| Formoterol Ethyl Ether Impurity | Impurity | CS-EO-01922 | Not Available | Enquire |
| Formoterol Fumarate benzoxazol impurity | Impurity | CS-O-46225 | Not Available | Enquire |
| Formoterol Fumarate Dihydrate EP Impurity I (R,S-isomer) ((R... | Impurity | CS-P-07947 | 67346-51-4 | Enquire |
| Formoterol Fumarate Dihydrate EP Impurity I (S,R-isomer) ((S... | Impurity | CS-P-07950 | 67346-50-3 | Enquire |
| Formoterol Fumarate dihydrate Impurity | Impurity | CS-O-34145 | 477552-93-5 | Enquire |
| Formoterol Fumarate EP Impurity A | Impurity | CS-O-14073 | 150513-24-9 | In Stock |
| Formoterol Fumarate EP Impurity B | Impurity | CS-O-14074 | 1224588-66-2 | In Stock |
| Formoterol Fumarate EP Impurity C | Impurity | CS-O-14075 | Not Available | Enquire |
| Formoterol Fumarate EP Impurity D | Impurity | CS-O-14076 | 1795133-96-8 | In Stock |
| Formoterol Fumarate EP Impurity E | Impurity | CS-O-14077 | 1616967-26-0 | In Stock |
| Formoterol Fumarate EP Impurity F | Impurity | CS-O-14078 | 1795129-59-7 | Enquire |
| Formoterol Fumarate EP Impurity H | Impurity | CS-O-14080 | Not Available | Enquire |
| Formoterol Fumarate EP Impurity I | Impurity | CS-T-55025 | 532414-36-1 | Enquire |
| Formoterol Fumarate(Mixture of Diastereomers) | Impurity | CS-TB-59588 | 169375-55-7 | Enquire |
| Formoterol Imine Impurity | Impurity | CS-O-39310 | Not Available | Enquire |
| Formoterol Impurity 2 | Impurity | CS-EO-03576 | 43229-69-2 | Enquire |
| Formoterol impurity 3 | Impurity | CS-O-56708 | ---- | Enquire |
| Formoterol Impurity D | Impurity | CS-P-07945 | 1795133-96-8 | Enquire |
| Formoterol impurity D fumarate salt | Impurity | CS-DX-00013 | 1795133-96-8 (Freebase) | Enquire |
| Formoterol Impurity G | Impurity | CS-O-31109 | Not Available | In Stock |
| Formoterol Impurity G Hydrochloride | Impurity | CS-P-07951 | 3706-26-1 | In Stock |
| Formoterol Related Compound C | Impurity | CS-O-35768 | 1795135-61-3 (free base) | Enquire |
| N-(2-(benzyloxy)-5-ethylphenyl)formamide | Impurity | CS-O-36280 | ---- | Enquire |
| N-(2-p-Methoxyphenyl-1-methyl)ethylformamide | Impurity | CS-P-07949 | 126002-14-0 | Enquire |
| N-(5-Formyl-2-hydroxyphenyl)formamide | Impurity | CS-T-76868 | 903563-43-9 | Enquire |
| N-Benzyl Formoterol | Impurity | CS-T-95960 | 1337876-26-2 | Enquire |
| rac-O-Benzyl N-Phenyl Formoterol(Mixture of Diastereomers) | Impurity | CS-T-06112 | 43229-70-5 | In Stock |
Glucuronide
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Formoterol-β-D-Glucuronide | Glucuronide | CS-T-54911 | 615551-59-2 | Enquire |
| rac Formoterol 1'-O-β-D-Glucuronide | Glucuronide | CS-T-54912 | 250336-07-3 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (S)-Diphenyl(pyrrolidin-2-yl)methanol | Fine Chemicals | CS-O-15225 | 112068-01-6 | In Stock |
Nitrosamine
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Nitroso Arformoterol | Nitrosamine | CS-O-47938 | ---- | In Stock |
| N-Nitroso Desformyl Arformoterol | Nitrosamine | CS-O-51533 | Not Available | Enquire |
| N-Nitroso Desmethyl Arformoterol | Nitrosamine | CS-O-51534 | ---- | Enquire |
| N-nitroso Formoterol | Nitrosamine | CS-O-39089 | Not Available | In Stock |
| N-Nitroso Formoterol Amine (Mixture of Isomers) | Nitrosamine | CS-SN-00124 | Not available | In Stock |
| N-Nitroso n-Acetyl Arformoterol | Nitrosamine | CS-O-51535 | Not Available | Enquire |
| N-Nitroso(S,S)FORMOTEROL | Nitrosamine | CS-O-49761 | Not Available | Enquire |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Formoterol fumarate for system suitability (Y0000340) | Secondary Standards | CS-EG-02200 | 43229-80-7 | Enquire |
Analytical Standard
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Nitroso Arformoterol | Analytical Standard | CS-O-47938-10MG | Not Available | Enquire |
| N-nitroso Formoterol | Analytical Standard | CS-O-39089-10MG | Not Available | Enquire |
| N-nitroso-arformoterol-100 PPM in Acetonitrile | Analytical Standard | CS-O-47938-1.5ML | ---- | Enquire |
| N-nitroso-formoterol-100 PPM in Acetonitrile | Analytical Standard | CS-O-39089-1.5ML | Not Available | Enquire |