Incoming QC: 3 Checks That Stop Bad Batches on Arrival
A supplier COA is a declaration, not proof. Run incoming QC on arrival: seven checks that decide whether to release or reject a batch.
September 4, 2026
6-Chloro-3-methyluracil (Alogliptin Intermediate)
Alogliptin Intermediates；3-Methyl-6-Chlorouracil；6-chloro-3-methyl-2,4(1H,3H)-pyrimidinedione；6-chloro-3-methylpyrimidine-2,4(1H,3H)-dione
CAS:4318-56-3
Chemical Formula:C5H5ClN2O2
MW:160.56
Availability: R&D; Commercialization
6-Chloro-3-methyluracil
⬤ CAS No.4318-56-3
⬤ Packaging type：
20kg barrel；5kg barrel；1kg bag；500g bag ; Customized Packaging
| Product Name | 6-Chloro-3-methyluracil |
| CAS No. | 4318-56-3 |
| Chemical Formula | C5H5ClN2O2 |
| Molecular Weight | 160.56 |
| Related Categories | Alogliptin intermediate for diabetes; Alogliptin benzoate; intermediate; raw material; Alogliptin intermediate |
| EINECS | 610-113-2 |
| Melting point | 278-280°C (dec.) |
| Storage conditions | Keep in dark place,Sealed in dry,Room Temperature |
| Acidity coefficient (pKa) | 7.16±0.40(Predicted) |
| Color | White to almost white |
| Density | 0,896 gr/cm |
| BRN | 511456 |
| Form | Powder crystal |
| Dangerous goods transport number | UN 1992 |
| WGK Germany | 3 |
| Hazard Note | Irritant |
| Customs Code | 29335990 |
| Note | White crystalline powder, used as an intermediate of alogliptin benzoate, a bulk drug for the treatment of type 2 diabetes; intermediate of alogliptin. |
Customer Reviews
Real customer feedback
Alexandra Thompson
Exceptional Product Quality
“We have been sourcing pharmaceuticals from Tianming Pharmaceutical for several years now, and their product quality has consistently exceeded our expectations. Each batch undergoes rigorous testing, ensuring we receive only the highest quality products. This reliability has significantly contributed to our trust and satisfaction with their services. Highly recommended!”
June 15, 2023
Ethan Lee
Outstanding Technical Guidance
“The technical guidance provided by Tianming Pharmaceutical’s team has been invaluable to our research and development projects. Their experts are knowledgeable, responsive, and always willing to assist with detailed explanations and support. Their guidance has enabled us to optimize our processes and achieve remarkable results. We couldn’t ask for a better partner.”
June 15, 2023
Sophia Chen
Superior Service Experience
“Our experience with Tianming Pharmaceutical has been nothing short of excellent. Their customer service team is exceptionally responsive and dedicated to meeting our needs. From initial consultation to after-sales support, they have provided seamless, professional service. Their commitment to customer satisfaction is truly commendable.”
June 15, 2023
Lucas Rodriguez
Precise Product Specifications
“Tianming Pharmaceutical has impressed us with their adherence to precise product specifications. Each order is meticulously packaged and delivered exactly as requested, ensuring that we receive products that perfectly meet our requirements. Their attention to detail and commitment to accuracy have made them a trusted supplier for our business.”
June 15, 2023
What's News
Latest news at Tianming
5 Costly RFQ Mistakes That Inflate Your Intermediate Quote
A vague request for quotation invites an inflated, inaccurate intermediate quote. This buyer’s guide shows the five costly RFQ mistakes that drive prices up and bids apart, and how to write an inquiry that gets comparable, honest quotes from pharmaceutical intermediate suppliers.
September 2, 2026
Who Calibrated Your Supplier’s HPLC? 7 Costly Hidden Risks
Every assay value on a COA is measured against a reference standard — if that standard is weak, every number built on it is weak. This guide explains the primary-to-working traceability chain and the seven costly mistakes buyers make when they never ask about standards.
August 28, 2026
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