Cas no 112809-52-6 (Iso Letrozole)

Iso Letrozole structure
Iso Letrozole structure
Product Name:Iso Letrozole
CAS No:112809-52-6
MF:C17H11N5
MW:285.302742242813
MDL:MFCD07368028
CID:62951
PubChem ID:14231173
Update Time:2025-04-18

Iso Letrozole Chemical and Physical Properties

Names and Identifiers

    • 4,4'-((4H-1,2,4-Triazol-4-yl)methylene)dibenzonitrile
    • 4,4'-(1H-1,3,4-triazol-1-ylmethylene)dibenzonitrile
    • 4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE
    • 4-[(4-cyanophenyl)-(1,2,4-triazol-4-yl)methyl]benzonitrile
    • Iso Letrozole
    • 4,4’-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE
    • letrozole regioisomer
    • Letrozole Related CoMpound A
    • UNII-7VSW8QP34K
    • 4,4′-(1H-1,3,4-Triazol-1-ylmethylene)dibenzonitrile
    • 4,4′-(4H-1,2,4-Triazol-4-ylmethylene)bisbenzonitrile
    • dibenzonitrile
    • AMiodarone IMpurity-B
    • AMiodarone IMpurity-A
    • Letrozole EP Impurity A
    • Letrozole USP iMpurities
    • Letrozole USP Impurity A
    • 4,4'-((4H-1,2,4-Triazol-4-yl)
    • 4,4'-(4H-1,3,4-TRIAZOL-4-YLMETHYLENE)BIS
    • 4,4-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BISBENZONITRILE
    • A847947
    • F12215
    • BCP21464
    • AKOS015908764
    • Letrozole specified impurity A
    • AC-28366
    • DTXSID10150186
    • J-002845
    • AS-47126
    • Q27268923
    • Benzonitrile, 4,4'-(4H-1,2,4-triazol-4-ylmethylene)bis-
    • Letrozole Imp. A (EP); Letrozole USP Related Compound A; Letrozole USP RC A; 4,4'-(4H-1,2,4-Triazol-4-ylmethylene)dibenzonitrile; Letrozole Related Compound A; Letrozole Impurity A
    • LETROZOLE IMPURITY A [EP IMPURITY]
    • FT-0670468
    • SCHEMBL946685
    • 112809-52-6
    • 4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BISBENZONITRILE
    • 7VSW8QP34K
    • Letrozole specified impurity A [EP]
    • 4,4'-(4H-1,2,4-Triazol-4-ylmethylene)dibenzonitrile
    • STL454174
    • 4,4'-(4H-1,2,4-triazol-4-ylmethanediyl)dibenzonitrile
    • BCTXUGAAOFIJGX-UHFFFAOYSA-N
    • MDL： MFCD07368028
    • Inchi： 1S/C17H11N5/c18-9-13-1-5-15(6-2-13)17(22-11-20-21-12-22)16-7-3-14(10-19)4-8-16/h1-8,11-12,17H
    • InChI Key： BCTXUGAAOFIJGX-UHFFFAOYSA-N
    • SMILES： N1(C=NN=C1)C(C1C=CC(C#N)=CC=1)C1C=CC(C#N)=CC=1

Computed Properties

  • Exact Mass: 285.10100
  • Monoisotopic Mass: 285.10144537g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 5
  • Heavy Atom Count: 22
  • Rotatable Bond Count: 3
  • Complexity: 414
  • 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
  • XLogP3: 2.2
  • Topological Polar Surface Area: 78.3?2

Experimental Properties

  • Density: 1.21
  • Boiling Point: 563.5°Cat760mmHg
  • Flash Point: 294.6°C
  • Refractive Index: 1.665
  • PSA: 78.29000
  • LogP: 2.65916

Iso Letrozole Security Information

Iso Letrozole 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%

Iso Letrozole Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
Alichem
A019097021-1g
4,4'-((4H-1,2,4-Triazol-4-yl)methylene)dibenzonitrile
 112809-52-6 95%
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 $2946.78 2023-09-04
Alichem
A019097021-5g
4,4'-((4H-1,2,4-Triazol-4-yl)methylene)dibenzonitrile
 112809-52-6 95%
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 $9187.02 2023-09-04
XI GE MA AO DE LI QI （ SHANG HAI ） MAO YI Co., Ltd.
Y0002184
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 112809-52-6 European Pharmacopoeia (EP) Reference Standard
￥1542.2 2022-02-21
XI GE MA AO DE LI QI （ SHANG HAI ） MAO YI Co., Ltd.
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 112809-52-6
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 ￥11253.66 2024-12-23
TRC
I820300-5mg
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 $119.00 2023-05-18
TRC
I820300-10mg
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 112809-52-6
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 $ 150.00 2023-09-07
TRC
I820300-25mg
Iso Letrozole
 112809-52-6
25mg
 $ 244.00 2023-09-07
TRC
I820300-100mg
Iso Letrozole
 112809-52-6
100mg
 $ 849.00 2023-09-07
TRC
I820300-250mg
Iso Letrozole
 112809-52-6
250mg
 $1838.00 2023-05-18
Ambeed
A324113-1g
4,4'-((4H-1,2,4-Triazol-4-yl)methylene)dibenzonitrile
 112809-52-6 95+%
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 $1208.0 2024-04-26

Iso Letrozole Production Method

Iso Letrozole Suppliers

Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:112809-52-6)Iso Letrozole
Order Number:A847947
Stock Status:in Stock
Quantity:1g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 07:17
Price ($):1087.0

Iso Letrozole Related Literature

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Amadis Chemical Company Limited
(CAS:112809-52-6)Iso Letrozole
A847947
Purity:99%
Quantity:1g
Price ($):1087.0
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