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7H-1,2,3-triazolo[4,5-d]pyrimidin-7-one, 5-amino-1,4-dihydro-

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Formula: C4H4N6O
CAS: 134-58-7
search Element: pyrimidin triazolo dihydro amino
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Identification

Structural Formula
7H-1,2,3-triazolo[4,5-d]pyrimidin-7-one, 5-amino-1,4-dihydro-
CAS:
134-58-7
EINECS:
205-148-1
Molecular Formula:
C4H4N6O
MDL:
MFCD00056937
SMILES:
Nc1nc(=O)c2c([nH]1)nn[nH]2
Synonym:
nsc-749 ; b-28 ; azan ; 8-azag ; 8 ag ; 8ag ; azg ; sf-337 ; sk 1150 ; sk1150




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Data is processed


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Properties for 7H-1,2,3-triazolo[4,5-d]pyrimidin-7-one, 5-amino-1,4-dihydro-

Molecular Weight:
152.11 g·mol−1
Density:
2.64 g/cm3
Melting point:
>300 °C(lit.)
Boiling point:
~776.6° C at 760 mmHg (Predicted) (tautomer)
Solubility:
Soluble in water, DMSO (6 mg/ml at 25° C), ethanol (<1 mg/ml at 25° C), and NaOH (1 mol/l). Insoluble in ether.
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
    • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R22 - Harmful if swallowed
Safety Codes:
S22 - Do not breathe dust
S24/25 - Avoid contact with skin and eyes
Hazard Symbols:
Xn
Hazard symbol Xn
Storage temperature :
-20°C
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Alternative Distributors of [7H-1,2,3-triazolo[4,5-d]pyrimidin-7-one, 5-amino-1,4-dihydro-]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

TCI Europe NV | Zibo Panxin Pharmaceutical Co., Ltd. | Kinfon Pharmaceutical and Chemical Service Co., Ltd. | Hangzhou Pharma & Chem Co. Ltd. | Shanghai Hanhong Chemical Co., Ltd. | Jinan Great Chemical Co., Ltd. | East Chemical Industry Co., Ltd. | Zhejiang Kaili Industrial Co., Ltd. | BOC Sciences | Jinan Haohua Industry Co., Ltd. | Pfaltz & Bauer, Inc. | Gihi Chemicals Co., Limited

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Downloads

Mol File:
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MSDS:
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