Naphthol AS-BI phosphate - ≥93% , CAS No.1919-91-1

CAS: 1919-91-1 Cat. No.: N131822 Molecular Weight: 452.19 Beilstein Registry Number: 6668526 EC Number: 217-645-0
AVAILABLE TO ORDER
GRADE & PURITY ≥93%
Synonyms
6-Bromo-3-[(2-methoxyanilino)carbonyl]-2-naphthyl dihydrogen phosphate # | 7-Bromo-3-hydroxy-2-naphthoic-o-anisidide phosphate | Naphthol aS-bl phosphate | Naphthol AS-BI-phosphate | Naphthol aS bi phosphate | SCHEMBL11979379 | AS-72873 | DTXSID4062062 |
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
N131822-100mg
5
$39.90
500mg
N131822-500mg
3
$129.90
1g
N131822-1g
1
$164.90
5g
N131822-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$649.90
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Why this grade

≥93% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Substrate for the histochemical demonstration of acid and alkaline phosphatase. Substrate for the fluorometric assay of acid and alkaline phosphatases. Demonstration of acid phosphatase in paraffin embedded tissue。 Cytofluorometric assay of acid phosphatase in single living cells.


Product description:

Naphthol AS-BI, also known as 7-Bromo-3-hydroxy-2-naphtho-o-anisidine is a substituted naphthol.

Specifications

Synonyms
6-Bromo-3-[(2-methoxyanilino)carbonyl]-2-naphthyl dihydrogen phosphate # | 7-Bromo-3-hydroxy-2-naphthoic-o-anisidide phosphate | Naphthol aS-bl phosphate | Naphthol AS-BI-phosphate | Naphthol aS bi phosphate | SCHEMBL11979379 | AS-72873 | DTXSID4062062 |
Specifications & Purity
≥93%
Biochemical and Physiological Mechanisms
Naphthol AS-BI can be used as a substrate to determine alkaline and acid phosphatase. It is also used to determine the activity of acid phosphatase in single cells.
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥93%
Names and Identifiers
Canonical SmilesCOC1=CC=CC=C1NC(=O)C2=C(C=C3C=CC(=CC3=C2)Br)OP(=O)(O)O
IUPAC Name[6-bromo-3-[(2-methoxyphenyl)carbamoyl]naphthalen-2-yl] dihydrogen phosphate
InChIKeyHUXIAXQSTATULQ-UHFFFAOYSA-N
INCHI1S/C18H15BrNO6P/c1-25-16-5-3-2-4-15(16)20-18(21)14-9-12-8-13(19)7-6-11(12)10-17(14)26-27(22,23)24/h2-10H,1H3,(H,20,21)(H2,22,23,24)
Isomeric SMILES COC1=CC=CC=C1NC(=O)C2=C(C=C3C=CC(=CC3=C2)Br)OP(=O)(O)O
WGK Germany 3
Molecular Weight 452.19
Beilstein 6668526
Reaxy-Rn 6668526
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=6668526&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassNaphthalenes
SubclassNaphthalenecarboxylic acids and derivatives
Intermediate Tree Nodes Naphthalenecarboxamides
Direct ParentNaphthalene-2-carboxanilides
Alternative Parents Aromatic anilides  Aryl phosphomonoesters  Methoxyanilines  Phenoxy compounds  Methoxybenzenes  Anisoles  Alkyl aryl ethers  Aryl bromides  Secondary carboxylic acid amides  Organopnictogen compounds  Organonitrogen compounds  Organobromides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Naphthalene-2-carboxanilide - Aromatic anilide - Aryl phosphate - Aryl phosphomonoester - Methoxyaniline - Phenoxy compound - Anisole - Phenol ether - Methoxybenzene - Alkyl aryl ether - Organic phosphoric acid derivative - Aryl bromide - Monocyclic benzene moiety - Aryl halide - Phosphoric acid ester - Carboxamide group - Secondary carboxylic acid amide - Carboxylic acid derivative - Ether - Organohalogen compound - Organic oxygen compound - Organic nitrogen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organonitrogen compound - Organobromide - Aromatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as naphthalene-2-carboxanilides. These are naphthalene-2-carboxamides, where the carboxamide group is substituted with an aniline.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

8 results found

Lot NumberCertificate TypeDateItem
K2212308Certificate of AnalysisMay 11, 2026 N131822
K2212309Certificate of AnalysisMay 11, 2026 N131822
C2223425Certificate of AnalysisOct 11, 2025 N131822
D23081345Certificate of AnalysisJan 06, 2025 N131822
D23081346Certificate of AnalysisJan 06, 2025 N131822
C2223465Certificate of AnalysisJan 05, 2024 N131822
K2212314Certificate of AnalysisJul 26, 2022 N131822
C2223426Certificate of AnalysisFeb 17, 2022 N131822
Chemical and Physical Properties
Solubilitymethanol: 50 mg/mL
Molecular Weight452.200 g/mol
XLogP33.000
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count6
Rotatable Bond Count5
Exact Mass450.982 Da
Monoisotopic Mass450.982 Da
Topological Polar Surface Area105.000 Ų
Heavy Atom Count27
Formal Charge0
Complexity572.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Documents & Articles
Solution Calculators
Reviews

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