itulau_fanua

oloa

1,5-Dithiol CAS#928-98-3)

Meatotino tau vailaau:

Fuafua mole C5H12S2
Molar Mass 136.28
Malosi 1.016 g/mL ile 25 °C (malamalama)
Lisi Lisi -72 °C (malamalama)
Manu'a 107-108 °C/15 mmHg (malamalama)
Mata'imu 203°F
Solubility Chloroform, Methanol (Teisi)
Ausa Malo 0.107mmHg ile 25°C
Fa'aaliga vai
Gravity Fa'apitoa 1.016
Lanu Le lanu
BRN 1732335
pKa 10.14±0.10(Vavaloa)
Tulaga Teuteu Teu i lalo ole +30°C.
Maumau Stable. E mu. E le fetaui ma vailaʻau faʻamaʻi malosi, faʻavae malosi.
Fa'asino Upu n20/D 1.519(me.)
MDL MFCD00004908

Fa'amatalaga Oloa

Faailoga o oloa

Fa'ailoga Mata'utia Xn – Fa'aleagaina
Tulaga lamatia R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
R20/21/22 – E afaina pe a manava, pe a pa'u ma pe a folo.
R20/22 – E afaina pe a manava ma pe a foloina.
Fa'amatalaga Saogalemu S36/37/39 – Fai ofu puipui talafeagai, totigilima ma mata/mata.
S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i.
S36 – Fai ofu puipui talafeagai.
S9 – Taofi le atigipusa i se nofoaga e savili lelei.
UN ID UN3334
WGK Siamani 3
FLUKA BRAND F CODES 13
HS Code 29309070
Vasega o Tulaga Lamatia 9

 

Folasaga

1,5-Pentodithiol o se faʻapipiʻi organosulfur.

 

Tulaga lelei:

O le 1,5-pentanedithiol o se vai e leai se lanu i le lanu samasama manino ma se manogi manogi. E solu i le tele o so'o so'o e pei ole 'ava malosi, eter, ma vaisoli vai.

 

Fa'aaogā:

1,5-pentanedithiol o loʻo i ai le faʻaitiitia ma le faʻamaopoopoina o meatotino, ma e tele lona faʻaogaina i suʻega vailaʻau ma alamanuia:

E mafai ona faʻaaogaina e fai ma sui faʻaitiitia ma faʻalavelave faʻalavelave i le faʻaogaina o meaola e faafaigofie ai le alualu i luma o nisi vailaʻau faʻamaʻi.

 

Metotia:

1,5-pentadithiol e mafai ona maua e ala i le tali atu i le 1-pentene ma le thiol i lalo o tulaga alkaline. I totonu o le fale suʻesuʻe, e mafai foi ona faʻapipiʻiina ma le faʻaopoopoga o le thio-butyrolactone.

 

Fa'amatalaga Saogalemu:

1,5-pentanedithiol o se mea faʻafefe e mafai ona mafua ai le ita ma mu i le faʻafesoʻotaʻi ma mata ma le paʻu. O mea faigaluega puipuia talafeagai e pei o totigilima, mata tioata, ma ofutino falesuesue e tatau ona ofuina pe a faʻaoga ma faʻaoga. Ia mautinoa e fa'aoga i se si'osi'omaga e savili lelei ma 'alofia le manavaina o ona ausa. O le 1,5-pentanedithiol e iai foʻi ni mea oona ma e tatau ona aloese mai le faʻaumiumi o le faʻaalia ma le ingestion. I le tulaga o se faʻalavelave faʻafuaseʻi, e tatau ona faia vave togafitiga faʻafuaseʻi ma e tatau ona sailia togafitiga faafomaʻi i se taimi talafeagai.


  • Muamua:
  • Sosoo ai:

  • Tusi lau savali iinei ma lafo mai ia i matou