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

MedKoo CAT#: 461830

CAS#: 40966-79-8

Description: Sarpicillin is the methoxymethyl ester of hetacillin, a beta-lactam antibiotic that is part of the aminopenicillin family.

Chemical Structure

CAS# 40966-79-8

Theoretical Analysis

MedKoo Cat#: 461830
Name: Sarpicillin
CAS#: 40966-79-8
Chemical Formula: C21H27N3O5S
Exact Mass: 33.1671
Molecular Weight: 433.52
Elemental Analysis: C, 58.18; H, 6.28; N, 9.69; O, 18.45; S, 7.40

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 or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: Sarpicillin; Sarpicillina; Sarpicilline; Sarpicillinum;

IUPAC/Chemical Name: methoxymethyl (2S,5R,6R)-6-(2,2-dimethyl-5-oxo-4-phenylimidazolidin-1-yl)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate


InChi Code: InChI=1S/C21H27N3O5S/c1-20(2)15(19(27)29-11-28-5)23-17(26)14(18(23)30-20)24-16(25)13(22-21(24,3)4)12-9-7-6-8-10-12/h6-10,13-15,18,22H,11H2,1-5H3/t13?,14-,15+,18-/m1/s1

SMILES Code: O=C([C@@H](C(C)(C)S[C@]1([H])[C@@H]2N(C(C)(C)NC3C4=CC=CC=C4)C3=O)N1C2=O)OCOC

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 433.52 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: Stavchansky S, Pearlman RS, Van Harken DR, Smyth RD, Hottendorf GH, Martin A, Newburger J, Schneider LW. Evaluation of the bioavailability of sarpicillin, the methoxymethyl ester of hetacillin, in humans. J Pharm Sci. 1984 Feb;73(2):169-73. PubMed PMID: 6707877.