Beryllon II - indicator , CAS No.51550-25-5

CAS: 51550-25-5 Cat. No.: B492655 Formula: C20H10N2Na4O15S4 Peso molecolare: 738.52 Numero EC: 257-273-6 PubChem CID: 103899
Disponibile su ordine
GRADE & PURITY Indicator ? Indicator grade — characterized dye giving a defined color change at a known transition. Use to signal pH or titration endpoints visually.
Synonyms
AKOS015903225 | FT-0622880 | Sodium4,5-dihydroxy-3-((8-hydroxy-3,6-disulfonatonaphthalen-1-yl)diazenyl)naphthalene-2,7-disulfonate | sodium (E)-4,5-dihydroxy-3-((8-hydroxy-3,6-disulfonatonaphthalen-1-yl)diazenyl)naphthalene-2,7-disulfonate | EINECS 257-27
Storage
Room temperature
★
Size
Germania (EU)
USA*
Price
Qty
1g
B492655-1g
—
3 Disponibile

95,36€

111,85€
Salva 16,49 € (14.74%)
5g
B492655-5g
—
1 Disponibile

357,42€

418,16€
Salva 60,74 € (14.53%)
Enter a quantity for the sizes you want to add.
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Why this grade

indicator Indicatore for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships 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.

📚

Literature proof

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

Specifications

Sinonimi
AKOS015903225 | FT-0622880 | Sodium4,5-dihydroxy-3-((8-hydroxy-3,6-disulfonatonaphthalen-1-yl)diazenyl)naphthalene-2,7-disulfonate | sodium (E)-4,5-dihydroxy-3-((8-hydroxy-3,6-disulfonatonaphthalen-1-yl)diazenyl)naphthalene-2,7-disulfonate | EINECS 257-27
Specifiche e purezza
indicator
Condizioni di conservazione di stoccaggio
Room temperature
Grado
Indicatore
Nomi e identificatori
Pubchem Sid488187332
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488187332
Sorrisi canoniciC1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)[O-])N=NC3=C(C4=C(C=C(C=C4C=C3S(=O)(=O)[O-])S(=O)(=O)[O-])O)O)O)S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
IUPAC Nametetrasodium;4,5-dihydroxy-3-[(8-hydroxy-3,6-disulfonatonaphthalen-1-yl)diazenyl]naphthalene-2,7-disulfonate
InChIKeyBYOASQSUNKYWNG-UHFFFAOYSA-J
INCHI1S/C20H14N2O15S4.4Na/c23-14-6-11(39(29,30)31)2-8-1-10(38(26,27)28)5-13(17(8)14)21-22-19-16(41(35,36)37)4-9-3-12(40(32,33)34)7-15(24)18(9)20(19)25;;;;/h1-7,23-25H,(H,26,27,28)(H,29,30,31)(H,32,33,34)(H,35,36,37);;;;/q;4*+1/p-4
Isomeri SMILES C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)[O-])N=NC3=C(C4=C(C=C(C=C4C=C3S(=O)(=O)[O-])S(=O)(=O)[O-])O)O)O)S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
PubChem CID 103899
Peso molecolare 738.52

Documentazione

📋 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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClasseNaphthalenes
SubclassNaphthalene sulfonic acids and derivatives
Intermediate Tree Nodes Naphthalene sulfonates
Direct Parent2-naphthalene sulfonates
Alternative Parents 2-naphthalene sulfonic acids and derivatives  1-sulfo,2-unsubstituted aromatic compounds  Phenoxides  Sulfonyls  Organosulfonic acids  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Organooxygen compounds  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  Organic cations  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents 2-naphthalene sulfonic acid or derivatives - 2-naphthalene sulfonate - Arylsulfonic acid or derivatives - 1-sulfo,2-unsubstituted aromatic compound - Phenoxide - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Azo compound - Organic alkali metal salt - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Organic sodium salt - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organic salt - Organic cation - Aromatic homopolycyclic compound
DescrizioneThis compound belongs to the class of organic compounds known as 2-naphthalene sulfonates. These are organic aromatic compounds that contain a naphthalene moiety that carries a sulfonic acid group at the 2-position. Naphthalene is a bicyclic compound that is made up of two fused benzene ring.
External Descriptors Not available
Struttura 3D
Modello di struttura chimica interattiva





Certificati (CoA, COO, BSE/TSE e tabella di analisi)
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.

3 results found

Lot NumberCertificate TypeDataOggetto
A2309602Certificate of AnalysisSep 27, 2022 B492655
A2309667Certificate of AnalysisSep 27, 2022 B492655
C2527095Certificate of AnalysisSep 27, 2022 B492655
Proprietà chimiche e fisiche
Peso molecolare738.500 g/mol
XLogP3
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count17
Rotatable Bond Count2
Exact Mass737.855 Da
Monoisotopic Mass737.855 Da
Topological Polar Surface Area348.000 Ų
Heavy Atom Count45
Formal Charge0
Complexity1390.000
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 Count5
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Recensioni

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Domande frequenti

What does indicator mean?
indicator is a defined analytical purity tier suitable for quantitative analytical methods. It specifies a minimum assay percentage, controlled limits on common impurities (water, heavy metals, residue on ignition), and lot-to-lot consistency. indicator is one of several purity tiers — choose based on the sensitivity and regulatory requirements of your method.
How should this product be stored?
Store at room temperature.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 51550-25-5, the molecular formula is C20H10N2Na4O15S4, and the molecular weight is 738.52 g/mol. InChIKey BYOASQSUNKYWNG-UHFFFAOYSA-J.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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