DSIP

Delta sleep-inducing peptide; emideltide

Identity

Sequence

WAGGDASGE

Three-letter

Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu

Length

9 residues

Modifications

None

Formula

C35H48N10O15

Average mass

848.8 Da

CAS

62568-57-4

Specifications (per released lot)

Purity

≥ 98 % by RP-HPLC, 220 nm

Identity

ESI-MS; observed mass within 0.1 % of calculated

Form

White to off-white lyophilized powder

Counter-ion

Trifluoroacetate; acetate on request

Net peptide content

Reported per lot (typically 70–90 % of gross mass; the balance is counter-ion and water)

Vial sizes

5 mg · 10 mg · 25 mg net peptide; bulk on quotation

Storage

−20 °C, desiccated, protected from light. Ships at ambient temperature.

Documents

Lot certificate of analysis (COA library); safety data sheet in WHMIS 2015 format, enclosed with every shipment

Research context

Nonapeptide first isolated from rabbit cerebral venous blood during induced slow-wave sleep. Used in sleep-regulation, stress-response and neuroendocrine research.

Literature context is provided to help laboratories identify the reagent. It is not a claim about effects in people and does not describe any use outside in-vitro or approved animal research.