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Identification |
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Name |
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L-Pyroglutamic acid |
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Synonyms |
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5-Oxoproline; 5-Oxopyrrolidine-2-carboxylic acid; L-5-Pyrrolidone-2-carboxylic acid; (S)-(-)-2-Pyrrolidone-5-carboxylic acid |
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Molecular Structure |
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 |
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Molecular Formula |
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C5H7NO3 |
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Molecular Weight |
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129.11 |
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CAS Registry Number |
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98-79-3 |
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EINECS |
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202-700-3 |
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Properties |
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Melting point |
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152-162 ºC |
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alpha |
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-27.5 º (c=10, 1 N NaOH) |
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Water solubility |
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10-15 g/100 mL (20 ºC) |
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Safety Data |
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Hazard Symbols |
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Xi Details |
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Risk Codes |
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R36/37/38 Details |
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Safety Description |
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S26;S36 Details |
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SDS |
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Available |
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| Market Analysis Reports |
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