Molekula
Acetaminophen Related Compound J - USP CRS
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Acetaminophen Related Compound J – USP CRS is a reference standard used in the identification and quantification of impurities in acetaminophen formulations. It is a chlorinated derivative with the molecular formula C8H8ClNO and a molecular weight of 169.61 g/mol. CAS number: 539-03-7. Stored at ambient temperature. Molekula supplies Acetaminophen Related Compound J – USP CRS from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
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Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | White to Light yellow to brown solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 178-179 °C |
| Boiling Point | 333 °C |
| Vapour Pressure | 0.0000963 mmHg |
| log P (octanol/water) | 2.12 |
Source: PubChem CID 10871 (HSDB, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 90035399 |
| CAS Number | 539-03-7 |
| IUPAC Name | N-(4-chlorophenyl)acetamide |
| EC Number | 208-707-8 |
| Molecular Formula | C8H8ClNO |
| Molecular Weight | 169.61 |
| Exact Mass | 169.0294 |
| SMILES | CC(=O)NC1=CC=C(C=C1)Cl |
| InChIKey | GGUOCFNAWIODMF-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H8ClNO/c1-6(11)10-8-4-2-7(9)3-5-8/h2-5H,1H3,(H,10,11) |
| PubChem CID | 10871 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2924.29.77.90 |
| Tariff Code | 2924297099 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 4'-Chloroacetanilide
- Acetamide, N-(4-chlorophenyl)-
- Acetanilide, 4'-chloro-
- Acetic acid, amide, N(4-chlorophenyl)-
- Acetic-4-chloroanilide
- N-(4-Chlorophenyl)acetamide
- N-(p-Chlorophenyl)acetamide
- N-Acetyl-p-chloroaniline
- P-CHLOROACETANILIDE
Frequently asked questions
What is this compound (CAS 539-03-7) used for?
This compound is a structural analog of acetaminophen (paracetamol) and is primarily used for research purposes, including drug development, pharmacokinetic studies, and analytical method validation in pharmaceutical applications.
What is the chemical formula and molecular weight?
The chemical formula is **C₈H₈ClNO** and the molecular weight is **169.61 g/mol**.
How should this compound be stored?
Store at **ambient temperature** in a tightly sealed container, away from moisture and direct sunlight.
What grade is available for this compound?
This product is available in **USP Certified Reference Standard (CRS) grade**, suitable for analytical and regulatory testing.
Can Molekula supply this compound in bulk quantities?
Yes, bulk quantities are available upon request—please contact our sales team for pricing and lead times.
What documentation comes with the order?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **batch-specific label** with CAS, lot number, and purity data.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.