hydroxymethyl


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hy·drox·y·meth·yl

(hī-drŏk′sē-mĕth′əl)
n.
See methylol.
References in periodicals archive ?
The tetrakis (hydroxymethyl) phosphonium sulfate (THPS) market was valued at USD 191,056.9 thousand in 2018 and is projected to reach USD 278,541.8 thousand by 2025, at a CAGR of 5.5% from 2019 to 2025.
[6-(Hydroxymethyl)-4-oxo-pyran-3-yl]4-[(E)-3-(4-chlorophenyl)-3-oxo-prop-1- enyl]benzoate (3c).
Firstly, PP1 was diluted to 5 U/mL with a freshly prepared buffer of 50 mM tris(hydroxymethyl)aminomethane-HCl (pH 7.4), 2mM dithiothreitol, 1mM Mn[Cl.sub.2], and 1g/L bovine serum albumin.
The result showed that the components were formaldehyde, hydrazine, 1,2-dimethyl-, acetic acid, 2-isopropoxyethylamine, formic acid, acetic acid, phenol, benzaldehyde, 2-hydroxy-, phenol, 4-methyl-, benzoic acid, 2-furancarboxaldehyde, 5-(hydroxymethyl)-, methenamine, salicyl alcohol, phenol, 2,6-dimethoxy-, benzaldehyde, 3-hydroxy 4-methoxy-, phenol, 2-methoxy-4-(1-propenyl)-(e), ethanone, 1-(4-hydroxy-3-methoxyphenyl)-, phenol, 2,4-bis(1,1-dimethylethyl), benzeneacetic acid, 4-hydroxy-3-methoxy-, methyl ester, phenol, 2,6-dimethoxy-4-(2-propenyl)-, pentadecane, 2,6,10,14-tetramethyl, ethanol, 2-(dodecyloxy)-, phthalic acid, isobutyl nonyl ester, 1,4-dimethyl-8-isopropylidenetricyclo[5.3.0.0(4,10)]decane.
Po 13 tygodniach podawania chlorku tetra(hydroksymetylo)fosfoniowego (tetrakis(hydroxymethyl)phosphonium chloride--THPC) szczurom dawke 2,7 mg/kg/dzien uznano za NOAEL, a 5,4 mg/kg/dzien--za LOAEL [27].
7A showed 7 compounds were isolated and identified from S-AC using HPLC as 3-hydroxy-2,4,5-trimethoxytoluene (1), ergosta-7,9(11),22E-trien-3[beta]-ol (2), eburicoic acid (3), dehydroeburicoic acid (4), 5-hydroxymethylfuran-2-carbaldehyde (5), (R)-methylsuccinic acid (6), and methyl 5-(hydroxymethyl)furan-2-carboxylate (7).
Tris-citric acid was used as a buffer (pH 7.0; osmotic pressure 320 mOsmol Kg-1) that consisted of 1.56g citric acid (Fisher Scientific, UK) and 3.0g tris-(hydroxymethyl)-aminomethane (Research Organics, USA) dissolved in 73 ml distilled water.
SYNTHESIS OF 2,3-BIS(HYDROXYMETHYL)BUTANE-1,2,3,4-TETRAOL.
Sample preservation reagents L-ascorbic acid (SigmaAldrich), ethylenediaminetetraacetic acid trisodium salt (Sigma-Aldrich), diazolidinyl urea (Sigma-Aldrich), and premixed crystals of tris(hydroxymethyl)aminomethane (Merck) and tris(hydroxymethyl)aminomethane hydrochloride (Merck) were all analytical reagent grades.
The second compound was 4-Hydroxy-5-(hydroxymethyl)3-(14-methylpentadecanoyl) tetronicacid-2(5H)-furanone with a molecular weight of 368.512 and a molecular formula of C21H36O5 described as a phospholipase A2 inhibitor.
3 [micro]L of HAu[Cl.sub.4] (30 mM), 6 [micro]L of [Na.sub.3]Cit (80 mM) were mixed thoroughly with 91 [micro]L MES (2.0 mM, pH 6.5), phosphate buffer (2.0 mM, pH 6.5) or tris-(hydroxymethyl)aminoethane buffer (Tris, 2.0 mM, pH 6.5) buffer (2.0 mM, pH = 6.5), were mixed thoroughly; then 100 [micro]L of[H.sub.2][O.sub.2] was added and incubated at ambient temperature for 10 min.
In another study, m-(Diethylaminocarbonyl) benzoic acid (R3N0), m-(ethylaminocarbonyl) benzoic acid (R3N1), and m-(aminocarbonyl) benzoic acid (R3N2) were found in rat urine (Taylor & Spooner, 1990); and N-ethyl-m-toluamide (R0N1), toluamide (R0N2), N,N-diethyl-m-(hydroxymethyl)benzamide (R1N0), N-ethyl-m-(hydroxymethyl)benzamide (R1N1), and N,N-diethyl-m-formylbenzamide (R2N0) were identified in rat liver microsomes (Taylor, 1986).