Lot numbers can be found on the outside label of a product:
Rivaroxaban impurity 71
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CAS No. 550-44-7
- Cat. No. CS-W016139
- Purity≥97%
- MDL No.MFCD00023063
*For research and further manufacturing use only, not for direct human use.
Structure of 550-44-7
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General Information
- CAS No. 550-44-7
- Cat. No. CS-W016139
- Purity ≥97%
- MDL No. MFCD00023063
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₉H₇NO₂
- Molecular Weight 161.16
- Synonym(s) N-Methylphthalimide
- SMILES O=C1C=2C=CC=CC2C(=O)N1C
Description
Photoreduction of N-methylphthalimide (NMP) with 2,3-dimethyl-2-butene has been studied. The selective electroreduction of N-methylphthalimide to 3-hydroxy-2-methyl-isoindolin-1-one in ionic liquids and phenol as a proton donor under silent and ultrasonic conditions has been reported. Single electron transfer (SET)-induced photochemical reaction of NMP with silyl enol ether has been investigated. Nitration of NMP is reported to afford exclusively 3-nitro-derivative.
Application
2-Methylisoindoline-1,3-dione serves as a versatile building block in synthetic organic chemistry, enabling efficient access to substituted isoindolines via cycloaddition and reduction strategies. Its electron-deficient imide moiety facilitates Diels-Alder reactions and acts as a masked diaminocarbonyl equivalent. The methyl substituent enhances stability and aids in purification, making it suitable for scalable synthesis of pharmaceutical intermediates and functionalized heterocycles.
Synthesis
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Route1
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In-stock
88-67-5 -
201230-82-2 -
74-89-5
- ~95%
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In-stock
550-44-7
References
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Journal of Molecular Catalysis A: Chemical, , vol. 385, p. 91 - 97
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Route2
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67-56-1
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136918-14-4
- ~99%
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In-stock
550-44-7
References
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Tetrahedron Letters, , vol. 45, # 35 p. 6653 - 6656
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Route3
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163956-72-7 -
74-89-5
- ~0%
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In-stock
550-44-7
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84104-30-3
References
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US2008/176942 A1, ; Page/Page column 8 ;
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H315-H319-H335
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Precautionary Statements : P261-P264-P271-P280-P302+P352-P304+P340-P362+P364-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 37.38
- LogP 0.9124
- H_Acceptors 2
- H_Donors 0
- Rotatable_Bonds 0
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Key Words
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