Met-Arg-Phe-Ala acetate salt

SIGMA/M1170 - ≥90% (HPLC)

Synonym: L-methionyl-L-arginyl-L-phenylalanyl-L-alanine

CAS Number: 67368-29-0
Empirical Formula (Hill Notation): C₂₃H₃₇N₇O₅S
Molecular Weight: 523.65
MDL Number: MFCD00083776
Linear Formula: C₂₃H₃₇N₇O₅S
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-M1170-1MG	1 mg	$90.60 1/EA		Add To Favorites
45-M1170-5MG	5 mg	$307.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	≥90% (HPLC)
color	white
form	powder
InChI	1S/C23H37N7O5S/c1-14(22(34)35)28-21(33)18(13-15-7-4-3-5-8-15)30-20(32)17(9-6-11-27-23(25)26)29-19(31)16(24)10-12-36-2/h3-5,7-8,14,16-18H,6,9-13,24H2,1-2H3,(H,28,33)(H,29,31)(H,30,32)(H,34,35)(H4,25,26,27)
InChI key	UWTASUKCZNGRDU-UHFFFAOYSA-N
Quality Level	200
SMILES string	CSCCC(N)C(=O)NC(CCCNC(N)=N)C(=O)NC(Cc1ccccc1)C(=O)NC(C)C(O)=O
storage temp.	−20°C
technique(s)	MALDI-MS: suitable

Amino Acid Sequence:	Met-Arg-Phe-Ala
Application:	A marker in an unambiguous method for sequencing tetrapeptides using FAB, MI, and collisional activation spectra in combination.
Application:	Met-Arg-Phe-Ala acetate salt has been used as an internal standard in the mass determination of the compounds by electrospray ionization mass spectrometry (ESI-MS). It has also been used in comparing the laser energy used in nanostructure-initiator mass spectrometry (NIMS) and matrix-assisted laser desorption/ionization (MALDI).

RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	≥90% (HPLC)
Storage Temp.	−20°C
UNSPSC	12352209

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