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DIANTIPYRYLMETHANE is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

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  • 1251-85-0 Structure
  • Basic information

    1. Product Name: DIANTIPYRYLMETHANE
    2. Synonyms: TOSLAB 33092;DIANTIPYRRYLMETHANE;DIANTIPYRYLMETHANE;4,4'-DIANTIPYRYLMETHANE;4,4'-METHYLENEDIANTIPYRINE;4,4’-methylenebis(1,2-dihydro-1,5-dimethyl-2-phenyl)-3H-Pyrazol-3-one;4,4’-methylenebis[1,2-dihydro-1,5-dimethyl-2-phenyl-3h-pyrazol-3-on;Di-(1-phenyl-2,3-dimethylpyrazolon-5-yl)methane
    3. CAS NO:1251-85-0
    4. Molecular Formula: C23H24N4O2
    5. Molecular Weight: 388.46
    6. EINECS: 215-009-7
    7. Product Categories: N/A
    8. Mol File: 1251-85-0.mol
    9. Article Data: 1
  • Chemical Properties

    1. Melting Point: 156 °C (dec.)(lit.)
    2. Boiling Point: 514.17°C (rough estimate)
    3. Flash Point: 212.494 °C
    4. Appearance: white crystalline powder
    5. Density: 1.1960 (rough estimate)
    6. Refractive Index: 1.6500 (estimate)
    7. Storage Temp.: Store at +15°C to +25°C.
    8. Solubility: 0.431g/l (experimental)
    9. PKA: 1.26±0.65(Predicted)
    10. Water Solubility: 439mg/L(20 oC)
    11. Stability: Stable. Incompatible with strong oxidizing agents.
    12. BRN: 59702
    13. CAS DataBase Reference: DIANTIPYRYLMETHANE(CAS DataBase Reference)
    14. NIST Chemistry Reference: DIANTIPYRYLMETHANE(1251-85-0)
    15. EPA Substance Registry System: DIANTIPYRYLMETHANE(1251-85-0)
  • Safety Data

    1. Hazard Codes: N/A
    2. Statements: N/A
    3. Safety Statements: 22-24/25
    4. WGK Germany: 3
    5. RTECS:
    6. HazardClass: N/A
    7. PackingGroup: N/A
    8. Hazardous Substances Data: 1251-85-0(Hazardous Substances Data)

1251-85-0 Usage

Chemical Properties

white crystalline powder

Check Digit Verification of cas no

The CAS Registry Mumber 1251-85-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,2,5 and 1 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1251-85:
(6*1)+(5*2)+(4*5)+(3*1)+(2*8)+(1*5)=60
60 % 10 = 0
So 1251-85-0 is a valid CAS Registry Number.

1251-85-0 Well-known Company Product Price

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  • Aldrich

  • (D27608)  4,4′-Methylenediantipyrine  97%

  • 1251-85-0

  • D27608-25G

  • 274.95CNY

  • Detail

1251-85-0SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 10, 2017

Revision Date: Aug 10, 2017

1.Identification

1.1 GHS Product identifier

Product name Diantipyryl methane

1.2 Other means of identification

Product number -
Other names 4,4'-Methylenebis(1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one)

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:1251-85-0 SDS

1251-85-0Downstream Products

1251-85-0Related news

Copper(II) complexes with antipyrine, DIANTIPYRYLMETHANE (cas 1251-85-0) and diantipyrylpropylmethane08/07/2019

The pentakis complex of copper(II) perchlorate with antipyrine(apy) and the bis complexes with diantipyrylmethane(dapy) and diantipyrylpropylmethane(dapyp) have been prepared and characterized. Electronic spectral and ESR data for the distortion isomers of Cu(dapy)2(ClO4)2 show that the red form...detailed

1251-85-0Relevant articles and documents

Synthesis, Crystal Structure and Docking Studies as Potential Anti-Inflammatory Agents of Novel Antipyrine Sulfanyl Derivatives

Akhmadiev, Nail S.,Akhmetova, Vnira R.,Ibragimov, Askhat G.,Khairullina, Veronica R.,Khalilov, Leonard M.,Mescheryakova, Ekaterina S.

, (2021)

The InCl3-catalyzed green synthesis of sulfanyl- and oxasulfanyl-substituted antipyrine derivatives (10 examples) through the thiomethylation of the substrate at the С(4)-Н position by formaldehyde and thiols or α,ω-mercaptoalkanols in water has been first developed. An X-ray diffraction study of the structures and molecular packing of compounds 4a, 4c-e demonstrated that the extension of the substitution chain with one methylene unit for compound 4d versus compounds 4а, 4c, and 4e results in the formation of a 2D (network) instead of 1D motif (chains). Using the molecular docking method, objective assumptions were made about the selectivity of anti-inflammatory action for S- and O,S-derivatives of antipyrine.

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