These ions further decompose to yield the corresponding substituted cyclopentadienyl and cyclopropylium ions. been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST endstream endobj 976 0 obj <. 1009 0 obj <>stream Go To: Top, References, Notes Data compilation copyrightby the U.S. Secretary of Commerce on behalf of the U.S.A.All rights reserved. The mass spectrum was acquired on a LC-ESI-QTOF with POSITIVE ionisation using CID fragmentation with the collision energy '10' at a resolution of null and has the SPLASH 'splash10-00di-0900000000-b5f7dcef3e84fdbfe836'. The mass spectrum was acquired on a LC-ESI-QFT with POSITIVE ionisation using HCD fragmentation … 0000002154 00000 n Provides comprehensive coverage of the interpretation of LCMSMS mass spectra of 1300 drugs and pesticides Provides a general discussion on the fragmentation of even-electron ions (protonated and deprotonated molecules) in both positive-ion and negative-ion modes This is the reference book for the interpretation of MSMS mass spectra … jcamp-plot.js. The full text of this article hosted at iucr.org is unavailable due to technical difficulties. Enter the desired X axis range This MassBank Record with Accession EQ369609 contains the MS2 mass spectrum of '2-hydroxybenzoic acid'. Database and to verify that the data contained therein have Ortho‐rearrangement in the mass spectra of diphenylmethanes. 0000003728 00000 n intended to imply recommendation or endorsement by the National Select a region with data to zoom. 0000004555 00000 n errors or omissions in the Database. Please see the following for information about 0 InChI=1S/C7H6O3/c8-6-4-2-1-3-5(6)7(9)10/h1-4,8H,(H,9,10), National Institute of Standards and Use the link below to share a full-text version of this article with your friends and colleagues. %PDF-1.4 %���� 2. 1616 14 Phosphoric acid … HTML 5 canvas support. Nino G. Todua. 0000001445 00000 n Number of times cited according to CrossRef: Electron impact mass spectrometry of some 5‐amino salicylic acid derivatives. 975 0 obj <> endobj %PDF-1.5 %���� The mass spectrum was acquired on a LC-ESI-QFT with NEGATIVE ionisation using HCD fragmentation with the collision energy '45 (nominal)' at a resolution of 35000 and has the SPLASH 'splash10-0006-9100000000-237ee14e8af5262c0dab'. %%EOF The mass spectra of various ring‐substituted salicylic acids and derivatives thereof have been examined. Standard Reference Data Act. Aspirin and acetic acid are formed when the hydrogen in the phenolic alcohol group of salicylic acid is replaced by an acetyl (H3CCOO) group. Mass spectrometry in structural and stereochemical problems—CXCIX Contrasting fragmentations of singly‐ and doubly‐charged o‐, m‐ and p‐hydroxyalkylphenones and their trimethylsilyl ethers. This MassBank Record with Accession RP017001 contains the MS2 mass spectrum of 'Salicylic acid'. 0000003852 00000 n and you may need to create a new Wiley Online Library account. 0000003774 00000 n Data Program, but require an annual fee to access. Working off-campus? the formed by combining salicylic acid with acetic anhydride. such sites. The mass spectra of various ring‐substituted salicylic acids and derivatives thereof have been examined. ���yµB�B]:M\�e��&pp0$x����#�����.�a����#3# ����#�z�����a��. STRUCTURE-CORRELATION REFERENCES FOR SOME ORGANIC AND RELATED COMPOUNDS. 1.) @��%�3h'�w����h'͵�n\���X����;v��;��&{KP��cH ��ʏ�%��P���8�����l�;�;E�7'#Mu�/�d����0�#����S��� )�d����@ 3�R�`����!���X#5����p(/p`�nxθ���}� �B���e8����H�c`����8e4��X!���� Xg8 �,U��� ƈ� Acetylsalicylic acid binds to and acetylates serine residues in cyclooxygenases, resulting in decreased synthesis of prostaglandin, … by the U.S. Secretary of Commerce on behalf of the U.S.A. Technology, Office of Data Aspirin is an orally administered non-steroidal antiinflammatory agent. and HTML 5 enabled browser. Your institution may already be a subscriber. 1, Anzor I. the library and available from the NIST/EPA/NIH Mass Spectral Library. (e.g.. Data from NIST Standard Reference Database 69: The National Institute of Standards and Technology (NIST) trailer jcamp-dx.js and “ Ortho” and “ Para” Effects in Electron Ionization Mass Spectra of Derivatives of Hydroxyl, Mercapto and Amino Benzoic Acids . Enter your email address below and we will send you your username, If the address matches an existing account you will receive an email with instructions to retrieve your username, I have read and accept the Wiley Online Library Terms and Conditions of Use. NIST subscription sites provide data under the and Informatics, NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data), NIST Mass Spectrometry Data Center, William E. Wallace, director, Modified by NIST for use in this application. View image of digitized 1616 0 obj <> endobj Presented in part at the ASTM Committee E‐l4,16th Annual Conference on Mass Spectrometry and Allied Topics, Pittsburgh, 12th–17th May 1968. Notice: This spectrum may be better viewed with a Javascript © 2018 by the U.S. Secretary of Commerce General Pharmacology: The Vascular System. Look for characteristic low-mass fragment ions Compare spectrum to reference spectra . This MassBank Record with Accession EQ369653 contains the MS2 mass spectrum of '2-hydroxybenzoic acid'. p-anisic acid … with the development of data collections included in Fragmentation pathways for derivatives of salicylic acid; 3‐NO 2 salicylic acid; 5‐I salicylic acid; 3‐NO 2, 5‐I salicylic acid; and 3‐NH 2, 5‐I salicylic acid … that these items are necessarily the best available for the purpose. Rapid Communications in Mass Spectrometry. x�b```b``�b`�u �����hf`4vTf�V!��Yŵ�� W��^� All rights reserved. Fragmentation pathways for derivatives of salicylic acid; 3‐NO2 salicylic acid; 5‐I salicylic acid; 3‐NO2, 5‐I salicylic acid; and 3‐NH2, 5‐I salicylic acid are suggested. 0000001740 00000 n 991 0 obj <>/Filter/FlateDecode/ID[]/Index[975 35]/Info 974 0 R/Length 82/Prev 293861/Root 976 0 R/Size 1010/Type/XRef/W[1 2 1]>>stream Use or mention of technologies or programs in this web site is not Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director Please check your email for instructions on resetting your password. The purpose of the fee is to recover costs associated Go To: Top, Mass spectrum (electron ionization), Notes, Go To: Top, Mass spectrum (electron ionization), References. The following components were used in generating the plot: Additonal code used was developed at NIST: All mass spectra in this site (plus many more) are shall not be liable for any damage that may result from The elimination of small neutral molecules and fragments in mass spectra—II: 2‐substituted 8‐hydroxyquinolines. on behalf of the United States of America. Exact Masses Element Symbol Exact mass hydrogen 1 H 1 1.00783 carbon 6 C 12 12.00000 nitrogen 7 N 14 14.0031 oxygen 8 O ... butyric acid . NIST Standard Reference Mass Spectrometry of Analytical Derivatives. <<7BDF114266388B4F968FC5EE66DF60BF>]>> Learn about our remote access options, Department of Chemistry, University of Arizona, Radioisotope Service, Veterans Administration Hospital, Tucson, Arizona. Learn more. %%EOF … in these sites and their terms of usage. Influence of hydrocortisone on the analgesic effect, toxicity and metabolism of aspirin in mice. Follow the links above to find out more about the data xref uses its best efforts to deliver a high quality copy of the 0000000016 00000 n endstream endobj startxref 0000003478 00000 n water, methanol, ketene (from the acetylated compounds) carbon monoxide, nitric oxide and nitrogen dioxide, leading to (iodo) phenoxy and (iodo) quinone type ion structures. h�b```���@ґA�X��, �q�W���C��k(�&��v�(~u!-1��8��_rK�3Gs,`�)�%/ɽ��!��i�xDž�.�n.%!!!. click the mouse on the plot to revert to the orginal display. Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director. 0000001898 00000 n This MassBank Record with Accession RP017002 contains the MS2 mass spectrum of 'Salicylic acid' with the InChIKey 'YGSDEFSMJLZEOE-UHFFFAOYSA-N'.

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