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

MedKoo CAT#: 461036

CAS#: 973-28-4

Description: R-3828 is a biochemical.

Chemical Structure

CAS# 973-28-4

Theoretical Analysis

MedKoo Cat#: 461036
Name: R-3828
CAS#: 973-28-4
Chemical Formula: C17H20ClO2PS2
Exact Mass: 386.0331
Molecular Weight: 386.88
Elemental Analysis: C, 52.78; H, 5.21; Cl, 9.16; O, 8.27; P, 8.01; S, 16.57

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.
Note: Price will be listed if it is available in the future.

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Synonym: R 3828; R-3828; R3828; AI3-25682;

IUPAC/Chemical Name: S-((4-chlorophenyl)(phenyl)methyl) O,O-diethyl phosphorodithioate


InChi Code: InChI=1S/C17H20ClO2PS2/c1-3-19-21(22,20-4-2)23-17(14-8-6-5-7-9-14)15-10-12-16(18)13-11-15/h5-13,17H,3-4H2,1-2H3


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: >3 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: 2934.99.03.00

Preparing Stock Solutions

The following data is based on the product molecular weight 386.88 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

Molarity Calculator

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Reconstitution Calculator

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Dilution Calculator

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1: Claborn HV, Hoffman RA, Mann HD, Oehler DD. Residues of Stauffer R-3828 and its oxygen analogue in the body tissues of cattle fed R-3828 in the diet. J Econ Entomol. 1970 Oct;63(5):1560-2. PubMed PMID: 5488787.

2: Chamberlain WF, Hopkins DE. Metabolism of 14 C-labeled Stauffer R-3828 by a steer. J Econ Entomol. 1973 Feb;66(1):119-25. PubMed PMID: 4690251.

3: Chamberlain WF, Hopkins DE, Barrett CC. Absorption and excretion of 14C-labeled Stauffer R-3828 by a steer. J Econ Entomol. 1971 Dec;64(6):1471-3. PubMed PMID: 20333841.