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chigadzirwa

p-Tolualdehyde(CAS#104-87-0)

Chemical Property:

Molecular Formula C8H8O
Molar Misa 120.15
Density 1.019 g/mL pa25 °C (lit.)
Melting Point -6 °C
Boling Point 204-205 °C (lit.)82-85 °C/11 mmHg (lit.)
Flash Point 176°F
Mvura Solubility 0.25 g/L (25 ºC)
Solubility mvura: soluble0.25 g/L pa25°C
Vapor Presure 0.33 hPa (25 °C)
Chitarisiko Liquid
Color Zvakajeka zvisina ruvara kune yero
BRN 385772
Storage Condition Chengetedza pasi pe +30°C.
Sensitive Air Sensitive
Explosive Limit 0.9-5.6%(V)
Refractive Index n20/D 1.545(lit.)
Zvenyama uye Chemical Properties Chitarisiko: isina ruvara kana chiedza chero chinoonekera mvura
Shandisa Iyo yakakosha yepakati mune organic synthesis, inoshandiswa mukugadzirwa kwezvinonhuwira, triphenylmethane dhayi.

Product Detail

Product Tags

Hazard Symbols Xn – Zvinokuvadza
Risk Codes R22 – Zvinokuvadza kana ikamedzwa
R36/37/38 - Kushungurudza maziso, kufema system uye ganda.
R36/38 - Kushungurudza maziso neganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
S37/39 - Pfeka magirovhosi akakodzera uye dziviriro yeziso / kumeso
UN IDs NA 1993 / PGIII
WGK Germany 1
RTECS CU7034500
FLUKA BRAND F CODES 9-23
TSCA Ehe
HS Code 29122900
Muchetura LD50 nemuromo muTsuro: 1600 mg/kg

 

Nhanganyaya

Methylbenzaldehyde. Izvi zvinotevera sumo kune zvivakwa, kushandiswa, nzira dzekugadzirira uye ruzivo rwekuchengetedza yemethylbenzaldehyde:

 

Hunhu:

- Chitarisiko: Methylbenzaldehyde imvura isina ruvara ine kunhuhwirira kwakasimba.

- Solubility: Inonyungudika mune akawanda organic solvents senge madoro uye ethers.

- Chemical reaction: Methylbenzaldehyde imhando yealdehyde ine inowanzoitika aldehyde reaction, sekuita ne mercaptan kuumba mercaptan formaldehyde.

 

Shandisa:

- Kunhuhwirira: Methylbenzaldehyde, seimwe yezvimiro zvezvinonhuwira uye zvinonhuhwirira, ine yakasarudzika inonhuhwirira zvimiro uye inokodzera zvigadzirwa zvakaita sezvinonhuwira, zvinonhuwirira, sipo, nezvimwe.

 

Nzira:

Methylbenzaldehyde inogona kugadzirirwa nekuita kwe benzaldehyde ne methanol:

C6H5CHO + CH3OH → CH3C6H4CHO + H2O

 

Zvekuchengetedza

Methylbenzaldehyde ine muchetura kuvanhu uye inogona kukonzera kushatirwa paganda, maziso, uye kufema system. Kungwarira kwakafanira kunofanira kutorwa pakubata, zvakadai sokupfeka magirovhosi, masiki, uye magirazi.

- Imvura inopfuta uye inofanira kuchengetwa mumudziyo usina mhepo, kure nemoto uye zvinopisa.

- Kunyatso tevera maitiro akakodzera ekuchengetedza ekuchengetedza panguva yekushandiswa nekuchengetedza, uye ive nechokwadi chemidziyo nematanho ekupindura kune emergency.

- Mukurasa marara, inofanira kubatwa zvakanaka uye kuraswa maererano nemitemo yenzvimbo kudzivirira kusvibiswa kune zvakatipoteredza.


  • Zvakapfuura:
  • Zvinotevera:

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