Product Name

Celastrol

Botanical Source

Celastrus spp.

Molecular Formula

C₂₉H₃₈O₄

Mfg.  Date

Apr.8^th.2018

CAS No.

34157-83-0

Expiry. Date

Apr.2020

Batch No.

ST20180408

Net weight

128.3g

Items

Standard

Results

Characters

(1)Appearance

Red powder or crystal

Red powder

(2)Melting point

185~200℃

189.5~193℃

Identification

（1） HNMR and CNMR

Should conform standard

Conform

（2） MASS

Should conform standard

Conform

Test

(1)Max. Individual Impurity

≤ 1.5%

0.5%

(2)Loss on drying

≤ 1.0%

0.5%

(3)Residue of Ignition

≤ 0.1%

0%

(4)Residual Solvent

≤ 0.1%

0%

(5)Heavy Metals

≤ 20ppm

Not detected

Assay (Celastrol, HPLC)

≥ 98.00%

98.36%

Conclusion:

The product conforms to Interior Standard