Patent classifications
C
CHEMISTRY; METALLURGY
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C07
ORGANIC CHEMISTRY
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C07F
ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
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9/00
Compounds containing elements of Groups 5 or 15 of the Periodic Table
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C07F9/38
Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids; ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
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C07F9/3886
Acids containing the structure -C(=X)-P(=X)(XH)2 or NC-P(=X)(XH)2, (X = O, S, Se)
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C07F9/3891
Acids containing the structure -C(=X)-P(=X)(XH)2, (X = O, S, Se)
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C07F9/3891

LIGHT ABSORBING AGENT, COMPOSITION, OPTICAL MEMBER, AND METHOD OF MANUFACTURING LIGHT ABSORBING AGENT
20240117190 · 2024-04-11 ·

Provided is a light absorbing agent that excels in miscibility with a resin, a method of manufacturing such a light absorbing agent, a composition that excels in dispersiveness of such a light absorbing agent, and an optical member that excels in visible light transmitting performance and near-infrared radiation blocking performance. The light absorbing agent contains a compound expressed by Formula (1) below and a copper ion.

##STR00001##

In the above, R.sup.1 is a group expressed by Formula (2) above, R.sup.10 is an alkylene group or arylene group that may have a substituent, R.sup.12 is an alkylene group or arylene group that may have a substituent, and the other symbols are as described in the specification.

REAGENTS AND METHODS USED IN DEPROTECTION OF 3'-O-AMINO POLYNUCLEOTIDES
20240368656 · 2024-11-07 · ·

This disclosure relates to an enzymatic method of synthesizing a polynucleotide, comprising a deprotecting step which uses as a deprotecting agent a specific phosphonate compound. It also pertains to a method for deprotecting 3-O-amino elongated fragments of a polynucleotide in an enzymatic method of synthesizing a polynucleotide, comprising contacting the elongated fragments with this phosphonate compound. This disclosure further relates to a kit for synthesizing a polynucleotide comprising one or more vials of synthesis reagents, at least one of which contains an effective amount of a phosphonate compound and to a specific method for preparing said phosphonate compound.

Reagents and methods used in deprotection of 3'-O-amino polynucleotides
12163172 · 2024-12-10 · ·

This disclosure relates to an enzymatic method of synthesizing a polynucleotide, comprising a deprotecting step which uses as a deprotecting agent a specific phosphonate compound. It also pertains to a method for deprotecting 3-O-amino elongated fragments of a polynucleotide in an enzymatic method of synthesizing a polynucleotide, comprising contacting the elongated fragments with this phosphonate compound. This disclosure further relates to a kit for synthesizing a polynucleotide comprising one or more vials of synthesis reagents, at least one of which contains an effective amount of a phosphonate compound and to a specific method for preparing said phosphonate compound.