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Fluorescent probes and labels

Nppb

Also known as 5-Nitro-2-(3-phenylpropylamino)benzoic acid, 5-nitro-2-[(3-phenylpropyl)amino]benzoic acid, 5-Nitro-2-((3-phenylpropyl)amino)benzoic acid

CAS 107254-86-4Formula C16H16N2O4Molar mass 300.31 g/mol
11 suppliers listed
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Nppb chemical structure, C16H16N2O4, CAS 107254-86-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
107254-86-4
Formula
C16H16N2O4
Molar mass
300.31 g/mol
HS code
292249
Category
Fluorescent probes and labels

What is Nppb?

Plain description, key identifiers and synonyms

5-Nitro-2-(3-phenylpropylamino)benzoic acid is a nitrobenzoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
5-nitro-2-(3-phenylpropylamino)benzoic acid
CAS number
107254-86-4 CAS number cross-checked
Molecular formula
C16H16N2O4
UNII
3A35O9G3YZ
MDL number
MFCD00153851
InChIKey
WBSMIPAMAXNXFS-UHFFFAOYSA-N
InChI
InChI=1S/C16H16N2O4/c19-16(20)14-11-13(18(21)22)8-9-15(14)17-10-4-7-12-5-2-1-3-6-12/h1-3,5-6,8-9,11,17H,4,7,10H2,(H,19,20)
SMILES (canonical and isomeric)
C1=CC=C(C=C1)CCCNC2=C(C=C(C=C2)[N+](=O)[O-])C(=O)O

Synonyms

  • 5-Nitro-2-(3-phenylpropylamino)benzoic acid
  • 5-nitro-2-[(3-phenylpropyl)amino]benzoic acid
  • 5-Nitro-2-((3-phenylpropyl)amino)benzoic acid
  • 5-nitro-2-(3-phenylpropylamino) benzoic acid
  • Benzoic acid,5-nitro-2-[(3-phenylpropyl)amino]-
  • Benzoic acid, 5-nitro-2-((3-phenylpropyl)amino)-
  • 5-Nitro-2-(3-phenylpropylamino)-benzoic acid
  • 5-Nitro-2-phenylpropylaminobenzoic acid
  • DivK1c_000619
  • 2-Phenpropylamino-5-nitrobenzoic acid
  • Benzoic acid, 5-nitro-2-[(3-phenylpropyl)amino]-
  • HOE 144
  • Tocris-0593
  • (NPPB)
  • Hoechst 144, HOE 144
  • Bio1_000124
  • Bio1_000613
  • Bio1_001102
  • Sdccgsbi-0050833.p003
  • Brit J Pharmacol 117: 175 (1996)
  • 5 nitro 2 (3 phenylpropylamino)benzoic acid
  • 5-Nitro-2-((3-phenylpropyl)amino)benzoicacid
  • 5-Nitro-2-(3-phenyl-propylamino)-benzoic acid
  • 5-Nitro-2-(3-phenylpropylamino)benzoic acid, >=98%

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
300.31 g/molcalc.
Exact mass
300.111 Dacalc.
LogP (octanol/water)
3.34calc.
Topological polar surface area
92.47 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
7calc.
Heavy atoms
22calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.19calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc(CCCNc2ccccc2)cc1

c1ccc(CCCNc2ccccc2)cc1

2 rings, 16 atoms, the Benzenepropanamine, N-phenyl- ring system.

70 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Nppb suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 11 suppliers
11 of 11 offers
  • anjiechem.com
    Unclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
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  • AChemBlock
    United States, HaywardUnclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
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  • ACTIVATE SCIENTIFIC GmbH
    GermanyUnclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
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  • Angel Pharmatech Ltd.
    China, ShanghaiUnclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
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  • BioCrick
    China, ChengduUnclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
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  • Chemenu. Inc.
    China, ShanghaiUnclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
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  • Glixx Labs, Inc
    United States, HopkintonUnclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
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  • Matrix Scientific
    United States, ElginUnclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
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  • MP Biomedicals
    United States, SolonUnclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
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  • Synthonix, Inc.
    United States, Wake ForestUnclaimed profile
    NppbGrade, purity and minimum order on request
    Price on request
    View

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

11 suppliers in 3 countries

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Nppb price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Nppb is traded under.

HS 2922.49Indicative HS code

Amino-acids, other than those containing more than one kind of oxygen function, and…

World exports in 2024
$3.88B
−11.5% vs 2023, imports $3.87B
2019 to 2024
Top exporters
  1. China38.7%
  2. India * partner reported8.3%
  3. Germany8.1%
Top importers
  1. United States13.4%
  2. Germany11.1%
  3. Japan6.6%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Nppb is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Nppb, based on the data on this page

What is Nppb?

5-Nitro-2-(3-phenylpropylamino)benzoic acid is a nitrobenzoic acid.

What is the CAS number of Nppb?

The CAS registry number of Nppb is 107254-86-4.

What is the molecular formula and weight of Nppb?

The molecular formula of Nppb is C16H16N2O4 and its molar mass is 300.31 g/mol.

What is Nppb used for?

Known uses and roles of Nppb include fluorescent probes in research and laboratory.

Is Nppb hazardous?

No GHS hazard classification for Nppb is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Nppb?

Nppb is usually classified under HS code 292249 (Amino-acids, other than those containing more than one kind of oxygen function, and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Nppb?

CompoundList lists 11 suppliers of Nppb in United States, China and Germany. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Nppb?

Suppliers quote Nppb on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Nppb

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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