WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 581190

CAS#: 50299-45-1

Description: Dacrysterone is Insect Moulting Hormones. Dacrysterone, a new phytoecdysone, has been isolated from the bark of Dacrydium intermedium and shown to be 5β-hydroxymakisterone A (6). Makisterone A also occurs in this plant.

Chemical Structure

CAS# 50299-45-1

Theoretical Analysis

MedKoo Cat#: 581190
Name: Dacrysterone
CAS#: 50299-45-1
Chemical Formula: C28H46O8
Exact Mass: 510.3193
Molecular Weight: 510.67
Elemental Analysis: C, 65.86; H, 9.08; O, 25.06

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
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Synonym: Dacrysterone;

IUPAC/Chemical Name: Ergost-7-en-6-one, 2,3,5,14,20,22,25-heptahydroxy-, (2beta,3beta,5beta,22R,24R)-


InChi Code: InChI=1S/C28H46O8/c1-15(23(2,3)33)11-21(31)26(6,34)20-8-10-27(35)17-12-22(32)28(36)14-19(30)18(29)13-25(28,5)16(17)7-9-24(20,27)4/h12,15-16,18-21,29-31,33-36H,7-11,13-14H2,1-6H3/t15-,16+,18+,19-,20+,21-,24-,25-,26-,27-,28-/m1/s1

SMILES Code: C[C@@H](C(C)(O)C)C[C@@H](O)[C@](C)(O)[C@H]1CC[C@@]2(O)C3=CC([C@]4(O)C[C@@H](O)[C@@H](O)C[C@]4(C)[C@@]3([H])CC[C@]12C)=O

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >2 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 510.67 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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1. The Absolute Configuration at C24 of the Ecdysteroids Dacrysterone, Pterosterone and Ponasterone C. JW Blunt, GA Lane, MHG Munro and GB Russell. Australian Journal of Chemistry 32(4) 779 - 782 Published: 1979. https://doi.org/10.1071/CH9790779

2. Insect Moulting Hormones: Dacrysterone, a New Phytoecdysone From Dacrydium intermedium. G Russell and J Fraser. Australian Journal of Chemistry 26(8) 1805 - 1807 Published: 1973. https://doi.org/10.1071/CH9731805