MedKoo Cat#: 599166 | Name: Lolitrem A

Description:

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

Lolitrem A is a neurotoxin from staggers-producing ryegrass pastures.

Chemical Structure

Lolitrem A
Lolitrem A
CAS#81771-20-2

Theoretical Analysis

MedKoo Cat#: 599166

Name: Lolitrem A

CAS#: 81771-20-2

Chemical Formula: C42H55NO8

Exact Mass: 701.3928

Molecular Weight: 701.90

Elemental Analysis: C, 71.87; H, 7.90; N, 2.00; O, 18.24

Price and Availability

This product is currently not in stock but may be available through custom synthesis. To ensure cost efficiency, the minimum order quantity is 1 gram. The estimated lead time is 2 to 4 months, with pricing dependent on the complexity of the synthesis (typically high for intricate chemistries). Quotes for quantities below 1 gram will not be provided. To request a quote, please click the button below. Note: If this product becomes available in stock in the future, pricing will be listed accordingly.
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Related CAS #
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Synonym
Lolitrem A;
IUPAC/Chemical Name
(3S,4aR,4bR,5aS,5bS,7aS,9aR,12aR,16bS,16cR,18aS,19aS)-3-(3,3-dimethyloxiran-2-yl)-5b-hydroxy-1,1,10,10,12,12,16b,16c-octamethyl-1,4a,4b,5b,6,7a,9,9a,10,12,12a,16,16b,16c,17,18,18a,19a-octadecahydro-7H-[1,3]dioxino[5'',4'':2',3']oxireno[2'',3'':4',4a']chromeno[5',6':6,7]indeno[1,2-b]isobenzofuro[5,6-e]indol-13(8H)-one
InChi Key
PXJKIAMLVLKXQP-GTHCCFMRSA-N
InChi Code
1S/C42H55NO8/c1-35(2)23-18-21-20(28(44)27(23)36(3,4)51-35)11-12-24-26(21)22-17-19-13-16-41(45)39(9,40(19,10)30(22)43-24)15-14-25-42(41)32(49-42)29-31(46-25)37(5,6)50-34(47-29)33-38(7,8)48-33/h11-12,19,23,25,27,29,31-34,43,45H,13-18H2,1-10H3/t19-,23+,25-,27-,29+,31-,32+,33?,34-,39+,40+,41-,42-/m0/s1
SMILES Code
C[C@]12CC[C@H]3[C@]4([C@@H]([C@H]5[C@@H](C(C)(C)O[C@@H](C6C(C)(C)O6)O5)O3)O4)[C@]1(O)CC[C@@H]7[C@]2(C)c8[nH]c9ccc%10c(C[C@@H]%11[C@H](C(C)(C)OC%11(C)C)C%10=O)c9c8C7
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
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 701.90 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
1: Gallagher RT, White EP, Mortimer PH. Ryegrass staggers: isolation of potent neurotoxins lolitrem A and lolitrem B from staggers-producing pastures. N Z Vet J. 1981 Oct;29(10):189-90. PubMed PMID: 6950333. 2: Mantle PG. Amino acid neurotransmitter release from cerebrocortical synaptosomes of sheep with severe ryegrass staggers in New Zealand. Res Vet Sci. 1983 May;34(3):373-5. PubMed PMID: 6136071.