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

Ohun-ini Kemikali:

Fọọmu Molecular	C8H6O3
Molar Mass	150.13
iwuwo	1.2645 (iṣiro ti o ni inira)
Ojuami Iyo	247°C(tan.)
Ojuami Boling	231.65°C (iṣiro ti o ni inira)
Oju filaṣi	169.2°C
Omi Solubility	Tiotuka ninu omi, methanol, DMSO, ether, ati chloroform.
Solubility	Tiotuka ninu omi, methanol, DMSO, ether, ati chloroform.
Vapor Presure	5.72E-05mmHg ni 25°C
Ifarahan	Crystalline lulú
Àwọ̀	Yellow
O pọju igbi (λmax)	['298nm(Hexane)(tan.)']
BRN	471734
pKa	3.77 (ni iwọn 25 ℃)
PH	3.5 (1g/l, H2O, 20℃)
Ibi ipamọ Ipo	Fipamọ ni isalẹ + 30 ° C.
Ni imọlara	Afẹfẹ Sensitive
Atọka Refractive	1.4500 (iṣiro)
MDL	MFCD00006951
Lo	Ti a lo bi agbedemeji oogun, ipakokoropaeku ati oluranlowo funfun fluorescent

Fi imeeli ranṣẹ si wa

Alaye ọja

ọja Tags

Awọn aami ewu	Xi - Irritant
Awọn koodu ewu	R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. R33 - Ewu ti akojo ipa
Apejuwe Abo	S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S36 - Wọ aṣọ aabo to dara. S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju.
WGK Germany	3
RTECS	WZ0440000
TSCA	Bẹẹni
HS koodu	29183000
Akọsilẹ ewu	Irritant

Ọrọ Iṣaaju

Nigbagbogbo a lo bi reagent lakoko esterification ti 2,2,6,6-tetramethyl-4-oxopiperidinyl-1-oxyl lati mu 4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl 4-formylbenzoate.

Ti tẹlẹ: 2-Ethylbutyric acid(CAS#88-09-5)

Itele: Awọn acids ọra, bota (CAS # 85536-27-0)

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