CAS 156-38-7|4-Asid Hydroxyphenylacetic
Fformiwla Moleciwlaidd: C8H8O3
Pwysau Moleciwlaidd: 152.15
EINECS: 205-851-3
Purdeb: 97 y cant Isafswm.
Pecyn: 1 g / 5 g / 25 g / 100 g / 1 kg / 25 kg
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Manyleb CAS 156-38-7|4-Asid hydroxyphenylacetic
EITEMAU | MANYLEB |
Ymdoddbwynt | 148-151 gradd (goleu.) |
InChIKey | XQXPVVBIMDBYFF-UHFFAOYSA-N |
tymheredd storio. | Awyrgylch anadweithiol, Tymheredd Ystafell |
hydoddedd | 50g/l |
lliw | Gwyn i hufen neu liw haul ysgafn |
mynegai plygiannol | 1.4945 |
ffurf | Powdwr Crisialog |
System Cofrestrfa Sylweddau EPA | Asid bensenacetig, 4-hydroxy- (156-38-7) |
Hydoddedd Dŵr | Hydawdd mewn dimethyl sulfoxide a methanol. Ychydig yn hydawdd mewn dŵr. |
dwysedd | 1.2143 |
berwbwynt | 234.6 gradd |
PKA | 4.50 |
Cyfeirnod Cemeg NIST | Asid bensenacetig, 4-hydroxy-(156-38-7) |
BRN | 1448766 |
PH | 2.0-2.4 (30g/l, H2O, 20 gradd) |
Cyfeirnod Cronfa Ddata CAS | 156-38-7(Cyfeirnod Cronfa Ddata CAS) |
Synthesis oCAS 156-38-7|4-Asid hydroxyphenylacetic

Amodau
Gyda boron tribromide Mewn dichloromethane ar -78 - -15 gradd ; am 4h; Awyrgylch anadweithiol;
Cyfeiriad
Hussain, Mulla Althafh; Khan, Faiz Ahmed; Shashi, Shashi [Synthesis, 2019, cyf. 51, # 24, t. 4601 - 4610]
Tagiau poblogaidd: cas 156-38-7|4-asid hydroxyphenylacetic, pris, dyfynbris, disgownt, mewn stoc, ar werth
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