Pyrazine (CAS#290-37-9)

Chemical Property:

Molecular Formula	C4H4N2
Molar Misa	80.09
Density	1.031 g/mL pa25 °C (lit.)
Melting Point	50-56 °C (lit.)
Boling Point	115-116 °C (lit.)
Flash Point	132°F
Nhamba yeJECFA	951
Mvura Solubility	SOLUBLE
Solubility	Soluble mumvura, ethanol, ether, nezvimwewo.
Vapor Presure	19.7mmHg pa25°C
Chitarisiko	White crystal
Specific Gravity	1.031
Color	Chena
Merck	14,7957
BRN	103905
pKa	0.65(pa27℃)
Storage Condition	Chengetedza pasi pe +30°C.
Kugadzikana	Yakagadzikana. Kupisa zvakanyanya. Hazvienderani nemaasidhi, oxidizing agents.
Sensitive	Hygroscopic
Refractive Index	1.5235
MDL	MFCD00006122
Shandisa	Inoshandiswa semishonga yepakati, Essence, Fragrance Intermediates

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Product Detail

Product Tags

Risk Codes	R36/37/38 - Kushungurudza maziso, kufema system uye ganda. R11 - Inopisa zvakanyanya
Tsanangudzo Yekuchengetedza	S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa. S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera. S16 - Chengetedza kure nenzvimbo dzekudzima.
UN IDs	UN 1325 4.1/PG 2
WGK Germany	3
RTECS	UQ2015000
TSCA	T
HS Code	29339990
Hazard Kirasi	4.1
Packing Group	III

Nhanganyaya

Heterocyclic compounds ine maatomu maviri eheteronitrogen panzvimbo 1 uye 4. Isomeri kune pyrimidine uye pyridazine. Soluble mumvura, doro uye ether. Iine kunhuhwirira kusina simba, kwakafanana nepyridine. Hazvisi nyore kutarisana ne electrophilic substitution reactions, asi zviri nyore kupindira maitiro ne nucleophiles.

Zvakapfuura: 2-4-Heptadienal (CAS#5910-85-0)

Zvinotevera: 2-Ethoxy-3-Isopropyl Pyrazine (CAS#72797-16-1)

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