NT2 Purpurin

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

MedKoo CAT#: 584827

CAS#: 99128-91-3

Description: NT2 Purpurin is used in photodynamic therapy of induced tumors.


Chemical Structure

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NT2 Purpurin
CAS# 99128-91-3

Theoretical Analysis

MedKoo Cat#: 584827
Name: NT2 Purpurin
CAS#: 99128-91-3
Chemical Formula: C41H54N4O2
Exact Mass: 634.42
Molecular Weight: 634.909
Elemental Analysis: C, 77.56; H, 8.57; N, 8.82; O, 5.04

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

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Synonym: NT2 Purpurin; NT-2 Purpurin; Purpurin NT 2

IUPAC/Chemical Name: 20-Phorbinecarboxylic acid, 3,4,20,21-tetradehydro-3,4,8,9,13,14,18,19-octaethyl-18,19-dihydro-, ethyl ester

InChi Key: VAVOKFPYRGBZQU-XTOKEVBZSA-N

InChi Code: InChI=1S/C41H54N4O2/c1-10-23-24(11-2)34-21-36-27(14-5)28(15-6)38(44-36)29-19-31(40(46)47-18-9)41(17-8)30(16-7)37(45-39(29)41)22-35-26(13-4)25(12-3)33(43-35)20-32(23)42-34/h19-22,30,37,42-43,45H,10-18H2,1-9H3/b33-20-,35-22-,36-21-

SMILES Code: O=C(C1=CC2=C(N3)C1(CC)C(CC)C3/C=C(N/4)/C(CC)=C(CC)C4=C\C(N5)=C(CC)C(CC)=C5/C=C6C(CC)=C(CC)C2=N/6)OCC

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: 2934.99.9001

More Info:

Biological target:
In vitro activity:
In vivo activity:

Preparing Stock Solutions

The following data is based on the product molecular weight 634.91 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
Formulation protocol:
In vitro protocol:
In vivo protocol:

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1: Selman SH, Garbo GM, Keck RW, Kreimer-Birnbaum M, Morgan AR. A dose response analysis of purpurin derivatives used as photosensitizers for the photodynamic treatment of transplantable FANFT induced urothelial tumors. J Urol. 1987 Jun;137(6):1255-7. PubMed PMID: 3586170.

2: Borland CF, McGarvey DJ, Morgan AR, Truscott TG. Laser flash photolysis of purpurins: novel potential photosensitizers of interest in photodynamic therapy. J Photochem Photobiol B. 1988 Dec;2(4):427-34. PubMed PMID: 3149998.