Certificate of Analysis

Product Name

Semaglutide Precursor

Quantity

10kg

Molecular Formula

C219H329N45O6I

Batch No.

P20240415

Mfg. Date

2024.04.15

Expiry Date

2026.04.14

Sequence: Boc-His (Trt)-Aib-Glu-Thr-Phe-Thr-Ser-Asp-Val-Ser-Ser-Tyr-Leu-Glu-Gly-Gln- Ala-Ala-N6- [tBuO-Ste-Glu (AEEA-AEEA)-OtBuJ-Lys-Glu-Phe-Ile-Ala-Trp-Leu-Val-Arg-Gly- Arg-Gly-OH

Test

Specification

Result

1

Appearance

White or almost white powder

white powder

2

Molecular (MS)

4568.22±2

4568.22

3

Purity (HPLC)

≥90.0%

91.6%

4

Total Impurities

≤10.0%

8.4%

5

Water Content

≤5.0%

3.9%

6

Conclusion

Conforms to standard

Conforms

Storage in an air tight container, protected from light at temperature of 2-8℃