CAS 16034-46-1|1-Methyl-1H-pyrazole-5-carboxylic Acid
Formula Molekulari: C5H6N2O2
Piż Molekulari: 126.11
Purità: 97 fil-mija Min.
Pakkett: 1 g / 5 g / 25 g / 100 g / 1 kg / 25 kg
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Speċifikazzjoni tas-CAS 16034-46-1|1-Methyl-1H-pyrazole-5-carboxylic acid
OĠĠETTI | SPEĊIFIKAZZJONI |
Punt tat-tidwib | 220-225 grad |
InChiKey | JREJQAWGQCMSIY-UHFFFAOYSA-N |
λmax | 259nm (MeOH) (lit.) |
densità | 1.34 g/ċm3 |
Punt tat-togħlija | 306.9 grad |
pka | 3.03 |
CAS DataBase Referenza | 16034-46-1(Referenza tad-DataBase CAS) |
Sinteżi ta'CAS 16034-46-1|1-Methyl-1H-pyrazole-5-carboxylic acid
Kundizzjonijiet
Stadju #1: 1-methyl-1H-pyrazole B'n-butillithium Fi 2-methyltetrahydrofuran fi -10 grad;
Stadju #2: dijossidu tal-karbonju Fi 2-methyltetrahydrofuran
Stadju #3: B'hydrogenchloride Fi 2-methyltetrahydrofuran
Referenza
Bagal, Sharan K.; Bungay, Peter J.; Denton, Stephen M.; Gibson, Karl R.; Glossop, Melanie S.; Hay, Tanya L.; Kemp, Mark I.; (…) Stevens, Edward B.; Thompson, Lisa R.
[Ittri tal-Kimika Mediċinali ACS, 2015, vol. 6, # 6, p. 650 - 654]
It-tags Popolari: cas 16034-46-1|1-methyl-1h-pyrazole-5-carboxylic acid, prezz, kwotazzjoni, skont, fl-istokk, għall-bejgħ
