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MedKoo CAT#: 555830

CAS#: 1355357-49-1

Description: PTN57491 is an key intermediate chemical to synthesize antiviral drugs remdesivir and GS441524. PTN57491 has CAS#1355357-49-1, has no formal name For the convenience of scientific communication, we named it as PTN57491 (combined from Inchi key plus CAS#) according to Hodoodo Chemical Nomenclature (

Price and Availability

Size Price Shipping out time Quantity
1g USD 250 2 Weeks
2g USD 450 2 Weeks
5g USD 950 2 Weeks
10g USD 1350 2 Weeks
20g USD 1950 2 Weeks
50g USD 4650 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-09-30. Prices are subject to change without notice.

PTN57491 is in stock.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 555830
Name: PTN57491
CAS#: 1355357-49-1
Chemical Formula: C33H31N5O4
Exact Mass: 561.2376
Molecular Weight: 561.642
Elemental Analysis: C, 70.57; H, 5.56; N, 12.47; O, 11.39

Synonym: PTN57491; PTN-57491; PTN 57491; GS441524-intermediate; GS 441524-intermediate; GS-441524-intermediate; remdesivir-intermediate; Remdesivir related compound 5;

IUPAC/Chemical Name: (2R,3R,4R,5R)-2-(4-Aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-3,4-bis(benzyloxy)-5-((benzyloxy)methyl)tetrahydrofuran-2-carbonitrile


InChi Code: InChI=1S/C33H31N5O4/c34-22-33(29-17-16-27-32(35)36-23-37-38(27)29)31(41-20-26-14-8-3-9-15-26)30(40-19-25-12-6-2-7-13-25)28(42-33)21-39-18-24-10-4-1-5-11-24/h1-17,23,28,30-31H,18-21H2,(H2,35,36,37)/t28-,30-,31-,33+/m1/s1

SMILES Code: N#C[C@@]1(C2=CC=C3C(N)=NC=NN32)O[C@H](COCC4=CC=CC=C4)[C@@H](OCC5=CC=CC=C5)[C@H]1OCC6=CC=CC=C6

Technical Data

Solid powder

>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).

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: