pH standard－Borax - borexPH(25℃)：9.18 , CAS No.1330-43-4

CAS: 1330-43-4 Cat. No.: P117666 Formule: Na₂B₄O₇ Poids moléculaire: 201.22 Numéro CE: 215-540-4

QUALITÉ & PURETÉ borexPH(25℃)：9.18

Synonyms

Anhydrous borax | STK034861 | 1310383-93-7 | Boron sodium oxide (B4Na2O7) | SODIUM BORATE [MI] | disodium;[oxido(oxoboranyloxy)boranyl]oxy-oxoboranyloxyborinate | Boric acid, disodium salt | UQGFMSUEHSUPRD-UHFFFAOYSA-N | FT-0696539 | Sodium pyroborate | S

Storage

Protected from light,Room temperature,Desiccated

Shipped In

Normal

Vue d’ensemble

Usage: Take one sample at a time, pour the entire sample into a 250mL volumetric flask. Wash the vial multiple times with freshly distilled water and transfer the contents to the flask. After complete dissolution, dilute to the mark, mix well, and the solution is ready for use.

Spécifications

Synonymes

Anhydrous borax | STK034861 | 1310383-93-7 | Boron sodium oxide (B4Na2O7) | SODIUM BORATE [MI] | disodium;[oxido(oxoboranyloxy)boranyl]oxy-oxoboranyloxyborinate | Boric acid, disodium salt | UQGFMSUEHSUPRD-UHFFFAOYSA-N | FT-0696539 | Sodium pyroborate | S

Spécifications et pureté

borexPH(25℃)：9.18

Conditions de stockage de stockage

Protected from light,Room temperature,Desiccated

Expédié en

Normal

Noms et identifiants

Sourires canoniques

B1(OB2OB(OB(O1)O2)[O-])[O-].[Na+].[Na+]

IUPAC Name

disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane

InChIKey

UQGFMSUEHSUPRD-UHFFFAOYSA-N

INCHI

1S/B4O7.2Na/c5-1-7-3-9-2(6)10-4(8-1)11-3;;/q-2;2*+1

Isomères SMILES

B1(OB2OB(OB(O1)O2)[O-])[O-].[Na+].[Na+]

WGK Allemagne

1

RTECS

ED4588000

Poids moléculaire

201.22

Reaxy-Rn

11326596

Reaxys-RN_link_address

https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11326596&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Inorganic compounds
  • Superclass Mixed metal/non-metal compounds
    • Classe Alkali metal oxoanionic compounds
      • Subclass Alkali metal borates

• Kingdom: Inorganic compounds
• Superclass: Mixed metal/non-metal compounds
• Classe: Alkali metal oxoanionic compounds
• Subclass: Alkali metal borates
• Intermediate Tree Nodes: Not available
• Direct Parent: Alkali metal borates
• Alternative Parents: Miscellaneous borates Metalloid salts Inorganic sodium salts Inorganic oxides
• Molecular Framework: Not available
• Substituents: Borate - Alkali metal borate - Inorganic sodium salt - Inorganic oxide - Inorganic salt - Inorganic metalloid salt
• Description: This compound belongs to the class of inorganic compounds known as alkali metal borates. These are inorganic compounds in which the largest oxoanion is borate, and in which the heaviest atom not in an oxoanion is an alkali metal.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Propriétés chimiques et physiques

• Sensibilité: Hygroscopic.
• Indice de réfraction: 1.501
• Point d'ébullition (°C): 1575°C
• Point de fusion (°C): 741°C
• Poids moléculaire: 201.200 g/mol
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 7
• Rotatable Bond Count: 0
• Exact Mass: 201.981 Da
• Monoisotopic Mass: 201.981 Da
• Topological Polar Surface Area: 92.300 Ų
• Heavy Atom Count: 13
• Formal Charge: 0
• Complexity: 121.000
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 3

XLogP3