Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Paracetamol, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Paracetamol 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 Paracetamol-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 Paracetamol-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.
Paracetamol Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 4-Acetaminophen-d3 Sulfate | Stable Isotopes | CS-T-46983 | 1020718-78-8 | In Stock |
| Acetaminophen-d3 | Stable Isotopes | CS-O-02696 | 60902-28-5 | In Stock |
| N-nitrozo-paracetamol D3 | Stable Isotopes | CS-O-49372 | 146897-60-1 (Unlabelled) | Enquire |
| Paracetamol Mercapturate-D3 | Stable Isotopes | CS-T-97232 | Not Available | Enquire |
| Paracetamol-d4 | Stable Isotopes | CS-T-46981 | 64315-36-2 | In Stock |
API Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Paracetamol | API Standards | CS-O-30999 | 103-90-2 | In Stock |
| Paracetamol 1.0 mg/ml in Methanol | API Standards | CS-O-58135 | 103-90-2 | Enquire |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Acetaminophen Impurity K Hydrochloride (Paracetamol Impurity... | Impurities | CS-P-07017 | 51-78-5 | Enquire |
| Paracetamol EP Impurity A | Impurities | CS-T-00233 | 614-80-2 | In Stock |
| Paracetamol EP Impurity B | Impurities | CS-T-40666 | 1693-37-4 | In Stock |
| Paracetamol EP Impurity C | Impurities | CS-M-57017 | 3964-54-3 | In Stock |
| Paracetamol EP Impurity G | Impurities | CS-T-26524 | 34523-34-7 | In Stock |
| Paracetamol EP Impurity H | Impurities | CS-T-00256 | 2623-33-8 | In Stock |
| Paracetamol EP Impurity J | Impurities | CS-O-31142 | 539-03-7 | In Stock |
| Paracetamol EP Impurity K | Impurities | CS-O-31123 | 123-30-8 | In Stock |
| Paracetamol EP Impurity L | Impurities | CS-EO-01502 | 2514961-29-4 | In Stock |
| Paracetamol EP Impurity M HCl | Impurities | CS-EO-03750 | 1965310-24-0 | Enquire |
| Paracetamol EP impurity-O | Impurities | CS-O-39904 | 2575516-61-7 | Enquire |
| Paracetamol Impurity 1 | Impurities | CS-T-64483 | 98966-17-7 | Enquire |
| Parahydroxy acetophenone (4-hydroxyacetophenone) | Impurities | CS-T-26516 | 99-93-4 | In Stock |
EP Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Paracetamol (P0300000) | EP Standards | CS-EG-01058 | 103-90-2 | In Stock |
Intermediates
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 3-Cysteinylacetaminophen | Intermediates | CS-O-37174 | 53446-10-9 | Enquire |
| 4-Isopropenylphenol | Intermediates | CS-T-56840 | 4286-23-1 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 4-((4-aminophenyl)amino)phenol | Fine Chemicals | CS-O-59919 | 6358-03-8 | Enquire |
| 4-Chloroacetanilide | Fine Chemicals | CS-BX-00803 | 539-03-7 | In Stock |
| 4-nitrophenol | Fine Chemicals | CS-O-31141 | 100-02-7 | In Stock |
| Acetanilide | Fine Chemicals | CS-O-00902 | 103-84-4 | In Stock |
| Bis(p-acetylaminophenyl) Ether | Fine Chemicals | CS-T-49173 | 3070-86-8 | In Stock |