Cas no 519-32-4 (Isocaffeine)

Isocaffeine structure
Isocaffeine structure
Product Name:Isocaffeine
CAS No:519-32-4
MF:C8H10N4O2
MW:194.19060087204
MDL:MFCD00022834
CID:369589
PubChem ID:1326
Update Time:2025-08-02

Isocaffeine Chemical and Physical Properties

Names and Identifiers

    • 1H-Purine-2,6-dione,3,9-dihydro-1,3,9-trimethyl-
    • 1,3,9-trimethylpurine-2,6-dione
    • 1,3,9-TRIMETHYLXANTHINE
    • Isocaffeine
    • Isocaffeine (1,3,9-Trimethylxanthine)
    • Isocaffeine(1,3,9-Trimethylxanthine)
    • 1,3,9-Trimethyl-3,9-dihydro-purin-2,6-dion
    • 1,3,9-trimethyl-3,9-dihydro-purine-2,6-dione
    • 1,9-Trimethylxanthine
    • 2,6-Dihydroxy-1,3,9-trimethylpurine
    • ISOCAFFIENE
    • 1,3,9-TRIMETHYL-3,9-DIHYDRO -1H-PURINE-2,6-DIONE
    • LPHGQDQBBGAPDZ-UHFFFAOYSA-N
    • NSC28332
    • CAFFEINE IMPURITY C [EP IMPURITY]
    • EN300-8589303
    • 1,3,9-trimethyl-2,3,6,9-tetrahydro-1H-purine-2,6-dione
    • NSC 28332
    • BDBM50291815
    • CHEMBL74063
    • 519-32-4
    • DTXSID70199859
    • Caffeine Imp. C (EP); 1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione; Isocaffeine; Caffeine Impurity C
    • MLS002639222
    • Isocoffein
    • 1,3,9-trimethyl-1H-purine-2,6(3H,9H)-dione
    • CAFFEINE MONOHYDRATE IMPURITY C [EP IMPURITY]
    • Caffeine Impurity C (Isocaffeine)
    • PDSP2_000323
    • 1H-Purine-2,6-dione, 3,9-dihydro-1,3,9-trimethyl-
    • E75853
    • Q1674397
    • 1,3,9-Trimethylxanthine, >=98% (HPLC), solid
    • 1,3,9-trimethyl-3,9-dihydro-1H-purine-2,6-dione
    • 3,9-Dihydro-1,3,9-trimethyl-1H-purine-2,6-dione
    • PDSP1_000325
    • Caffeine Impurity C
    • MFCD00022834
    • 1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione (Isocaffeine)
    • 1,3,9-TRIMETHYL-3,9-DIHYDRO -1H-PURINE-2,6-DIONE (Caffeine Impurity C), Pharmaceutical Secondary Standard; Certified Reference Material
    • SCHEMBL515995
    • W-202958
    • UNII-N4HG7T2QGW
    • SMR001548669
    • N4HG7T2QGW
    • HMS3079B15
    • AKOS006274028
    • 9-METHYLTHEOPHYLLINE
    • NSC-28332
    • 1H-Purine-2, 3,9-dihydro-1,3,9-trimethyl-
    • Z1198147847
    • NS00007739
    • EINECS 208-267-7
    • FT-0632273
    • DB-052048
    • HS-3118
    • STL416212
    • MDL: MFCD00022834
    • Inchi: 1S/C8H10N4O2/c1-10-4-9-5-6(10)11(2)8(14)12(3)7(5)13/h4H,1-3H3
    • InChI Key: LPHGQDQBBGAPDZ-UHFFFAOYSA-N
    • SMILES: O=C1N(C)C(C2=C(N(C)C=N2)N1C)=O

Computed Properties

  • Exact Mass: 194.08000
  • Monoisotopic Mass: 194.08
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 6
  • Heavy Atom Count: 14
  • Rotatable Bond Count: 0
  • Complexity: 293
  • 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
  • Topological Polar Surface Area: 58.4A^2
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: nothing

Experimental Properties

  • Color/Form: Not determined
  • Density: 1.45
  • Melting Point: 288-290°C (dec.)
  • Boiling Point: 416.8 °C at 760 mmHg
  • Flash Point: 205.9 °C
  • Refractive Index: 1.679
  • Solubility: H2O: >20mg/mL
  • PSA: 61.82000
  • LogP: -1.02930
  • Solubility: Not determined
  • Vapor Pressure: 0.0±1.0 mmHg at 25°C

Isocaffeine Security Information

  • Hazard Statement: CAUTION: May irritate eyes, skin
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • Safety Instruction: CAUT
  • FLUKA BRAND F CODES:10-23
  • Storage Condition:room temperature

Isocaffeine 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%

Isocaffeine Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
SHANG HAI BI DE YI YAO KE JI GU FEN Co., Ltd.
BD135092-100mg
1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione
519-32-4 97%
100mg
¥4930.0 2024-04-18
SHANG HAI BI DE YI YAO KE JI GU FEN Co., Ltd.
BD135092-250mg
1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione
519-32-4 97%
250mg
¥3292.0 2022-02-28
SHANG HAI BI DE YI YAO KE JI GU FEN Co., Ltd.
BD135092-1g
1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione
519-32-4 97%
1g
¥8232.0 2022-02-28
Ambeed
A300603-100mg
1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione
519-32-4 97%
100mg
$1022.0 2025-02-27
Ambeed
A300603-250mg
1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione
519-32-4 97%
250mg
$434.00 2022-03-29
Ambeed
A300603-1g
1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione
519-32-4 97%
1g
$1200.00 2022-03-29
Chemenu
CM241009-250mg
1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione
519-32-4 97%
250mg
$*** 2023-05-30
Chemenu
CM241009-1g
1,3,9-Trimethyl-3,9-dihydro-1H-purine-2,6-dione
519-32-4 97%
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$*** 2023-05-30
SHANG HAI XIAN DING Biotechnology Co., Ltd.
B-VC971-200mg
Isocaffeine
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2966.0CNY 2021-07-14
SHANG HAI XIAN DING Biotechnology Co., Ltd.
B-VC971-50mg
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519-32-4 97%
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1186.0CNY 2021-07-14
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