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I-4-Formylbenzoic acid (CAS # 619-66-9) Umfanekiso obonakalayo
  • I-4-Formylbenzoic acid (CAS# 619-66-9) 1

4-Formylbenzoic acid(CAS#619-66-9)

Ipropati yeMichiza:

Ifomula yeemolekyuli C8H6O3
IMisa yeMolar 150.13
Ukuxinana 1.2645 (uqikelelo olurhabaxa)
Indawo yokunyibilika 247°C(lit.)
Indawo yeBoling 231.65°C (uqikelelo olurhabaxa)
Indawo yokuflasha 169.2°C
Ukunyibilika kwamanzi Inyibilika emanzini, i-methanol, i-DMSO, i-ether, kunye ne-chloroform.
Ukunyibilika Inyibilika emanzini, i-methanol, i-DMSO, i-ether, kunye ne-chloroform.
Uxinzelelo loMphunga 5.72E-05mmHg ku-25°C
Imbonakalo Umgubo weCrystalline
Umbala Lubhelu
Obona bude bubuninzi (λmax) ['298nm(Hexane)(lit.)']
I-BRN 471734
pKa 3.77(nge-25℃)
PH 3.5 (1g/l, H2O, 20℃)
Imeko yoGcino Gcina ngaphantsi +30°C.
Inovakalelo Ubuthathaka bomoya
Refractive Index 1.4500 (uqikelelo)
MDL MFCD00006951
Sebenzisa Isetyenziswe njengeyeza eliphakathi, isibulali zinambuzane kunye ne-fluorescent whitening agent

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi Xi – Irritant
Iikhowudi zoMngcipheko R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu.
R33 – Ingozi yeziphumo ezongezelekayo
Inkcazelo yoKhuseleko S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
S24/25-Kuphephe ukudibana nolusu namehlo.
WGK eJamani 3
RTECS WZ0440000
I-TSCA Ewe
Ikhowudi ye-HS 29183000
Inqaku Lengozi Iyacaphukisa

 

Intshayelelo

Ngokuqhelekileyo isetyenziswe njenge-reagent ngexesha le-esterification ye-2,2,6,6-tetramethyl-4-oxopiperidinyl-1-oxyl ukuvelisa i-4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl 4-formylbenzoate.

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