Cas no 19745-07-4 (2,5-Dichloropyrazine)

2,5-Dichloropyrazine structure
2,5-Dichloropyrazine structure
Product Name:2,5-Dichloropyrazine
CAS No:19745-07-4
MF:C4H2Cl2N2
MW:148.978078365326
MDL:MFCD04117886
CID:51371
PubChem ID:336224
Update Time:2025-04-18

2,5-Dichloropyrazine Chemical and Physical Properties

Names and Identifiers

    • 2,5-Dichloropyrazine
    • 2,5-Dichloro-pyrazine
    • Pyrazine, 2,5-dichloro-
    • 2,5-Dichlor-pyrazin
    • 3,6-DICHLOROPYRAZINE
    • pyrazine,2,5-dichloro
    • NSC 349788
    • 2,5-Dichloro-1,4-diazine
    • JVSDZAGCHKCSGR-UHFFFAOYSA-N
    • NSC349788
    • PubChem23583
    • KSC493A6R
    • 2,5-Dichloropyrazine, AldrichCPR
    • BCP23234
    • FCH835920
    • BBL102397
    • STL556199
    • OR16998
    • RP01608
    • PB21866
    • RTC-0
    • FT-0600104
    • A4318
    • SY008970
    • EN300-103383
    • SCHEMBL933680
    • Z1198164590
    • PS-3931
    • AM20070320
    • Q-103275
    • AC-5180
    • CS-W004751
    • MFCD04117886
    • NSC-349788
    • 19745-07-4
    • AKOS006280522
    • DTXSID40319709
    • DTXCID50270832
    • DB-005869
    • FD139859
    • 687-948-4
    • MDL： MFCD04117886
    • Inchi： 1S/C4H2Cl2N2/c5-3-1-7-4(6)2-8-3/h1-2H
    • InChI Key： JVSDZAGCHKCSGR-UHFFFAOYSA-N
    • SMILES： ClC1C=NC(=CN=1)Cl

Computed Properties

  • Exact Mass: 147.96000
  • Monoisotopic Mass: 147.96
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 8
  • Rotatable Bond Count: 0
  • Complexity: 68.4
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 1.6
  • Topological Polar Surface Area: 25.8
  • Molecular Weight: 148.98

Experimental Properties

  • Color/Form: Yellow liquid
  • Density: 1.493
  • Melting Point: 52-54 oC
  • Boiling Point: 184.4°C at 760 mmHg
  • Flash Point: 81.5 °C
  • Refractive Index: 1.559
  • PSA: 25.78000
  • LogP: 1.78340

2,5-Dichloropyrazine Security Information

2,5-Dichloropyrazine Customs Data

  • HS CODE：2933990090
  • Customs Data：

    China Customs Code:

    2933990090

    Overview:

    2933990090. Other heterocyclic compounds containing only nitrogen heteroatoms. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    Summary:

    2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

2,5-Dichloropyrazine Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
Alichem
A099000379-25g
2,5-Dichloropyrazine
 19745-07-4 98%
25g
 $200.00 2023-09-02
Alichem
A099000379-100g
2,5-Dichloropyrazine
 19745-07-4 98%
100g
 $747.69 2023-09-02
Alichem
A099000379-500g
2,5-Dichloropyrazine
 19745-07-4 98%
500g
 $3060.00 2023-09-02
Alichem
A099000379-1000g
2,5-Dichloropyrazine
 19745-07-4 98%
1000g
 $4946.42 2023-09-02
Fluorochem
075659-1g
2,5-Dichloropyrazine
 19745-07-4 97%
1g
 ￡20.00 2022-03-01
Fluorochem
075659-5g
2,5-Dichloropyrazine
 19745-07-4 97%
5g
 ￡58.00 2022-03-01
Fluorochem
075659-10g
2,5-Dichloropyrazine
 19745-07-4 97%
10g
 ￡110.00 2022-03-01
Fluorochem
075659-25g
2,5-Dichloropyrazine
 19745-07-4 97%
25g
 ￡195.00 2022-03-01
Fluorochem
075659-50g
2,5-Dichloropyrazine
 19745-07-4 97%
50g
 ￡387.00 2022-03-01
TRC
B419163-10mg
2,5-Dichloropyrazine
 19745-07-4
10mg
 $ 50.00 2022-06-07

2,5-Dichloropyrazine Production Method

2,5-Dichloropyrazine Related Literature

  • 1. 545. Synthesis of flavacol, a metabolic product of Aspergillus flavus
    George Dunn,G. T. Newbold,F. S. Spring J. Chem. Soc. 1949 2586
  • 2. 949. Pyrazine derivatives, part XIV, and aspergillic acid, part IV
    J. J. Gallagher,G. T. Newbold,William Sharp,F. S. Spring J. Chem. Soc. 1952 4870

Related Categories

19745-07-4 (2,5-Dichloropyrazine) Related Products

Recommended suppliers
Henan Dongyan Pharmaceutical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
CN Supplier
Bulk
Henan Dongyan Pharmaceutical Co., Ltd
PRIBOLAB PTE.LTD
Gold Member
Audited Supplier Audited Supplier
CN Supplier
Reagent
PRIBOLAB PTE.LTD
SHOCHEM(SHANGHAI) CO.,lTD
Gold Member
Audited Supplier Audited Supplier
CN Supplier
Bulk
SHOCHEM(SHANGHAI) CO.,lTD
煙臺朗裕新材料科技有限公司
Gold Member
Audited Supplier Audited Supplier
CN Supplier
Reagent
Shanghai Aoguang Biotechnology Co., Ltd
Gold Member
Audited Supplier Audited Supplier
CN Supplier
Bulk
Shanghai Aoguang Biotechnology Co., Ltd