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Dimethyl succinate (CAS#106-65-0)

Ngwongwo kemịkalụ:

Usoro ihe omimi C6H10O4
Molar Mass 146.14
Njupụta 1.117 g/mL na 25 Celsius C (ọkụ)
Ebe Na-agbaze 16-19 Celsius C (ọkụ ọkụ)
Ebe Boling 200 Celsius C (ọkụ ọkụ)
Ebe mgbari 185°F
Nọmba JECFA 616
Mmiri Solubility 8.5 g/L (20ºC)
Solubility 75g/l
Uzuoku nrịbama 0.3 mm Hg (20 Celsius C)
Ọdịdị Mmiri mmiri na-ekpuchi anya
Agba Kpochapụ
Isi Mkpụrụ osisi
Merck 14,8869
BRN 956776
Ọnọdụ Nchekwa Chekwaa n'okpuru +30 Celsius.
Nkwụsi ike Kwụsie ike. Na-agbanyụ ọkụ. Na-ekwekọghị na ihe ndị na-emepụta oxidizing, acids, bases, ndị na-ebelata ihe.
Oke ihe mgbawa 1.0-8.5% (V)
Ntụgharị uche n20/D 1.419 (ọkụ)
MDL MFCD00008466
Njirimara anụ ahụ na kemịkalụ Mmiri mmiri na-acha odo odo na-enweghị agba na-acha odo odo (n'ime ụlọ okpomọkụ), enwere ike ịgwọ ya mgbe ọ dị jụụ. Mmanya na ether esi ísì na mkpụrụ osisi na Coke. Ebe esi esi 195 ~ 196 Celsius C, ma ọ bụ 80 Celsius C (1466Pa). Ebe mgbaze 18 ~ 19 Celsius. Na-agbaze ntakịrị n'ime mmiri (1%), soluble na ethanol (3%), enweghị ike ime mmanụ. A na-ahụ ngwaahịa ndị e kere eke na hazelnuts e ghere eghe.
Jiri N'ihi na njikọ nke ìhè stabilizers, elu-ọkwa mkpuchi, fungicides, ọgwụ intermediates.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xi - mgbakasị ahụ
Koodu ihe egwu 36 - na-akpasu iwe na anya
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S24/25 - Zere kọntaktị na akpụkpọ ahụ na anya.
NJ UN UN 1993
WGK Germany 1
RTECS WM7675000
TSCA Ee
Koodu HS 29171990

 

Okwu mmalite

Dimethyl succinate (DMDBS maka mkpụmkpụ) bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke ọdịdị, ojiji, usoro mmepụta, na ozi nchekwa nke DMDBS:

Ogo:
1. Ọdịdị: mmiri mmiri na-enweghị agba na-esi ísì ụtọ.
2. Njupụta: 1.071 g/cm³
5. Solubility: DMDBS nwere ezigbo solubility ma nwee ike ịgbaze n'ọtụtụ ihe mgbaze organic.

Jiri:
1. A na-eji DMDBS eme ihe n'ọtụtụ ebe na polymers synthetic dị ka plasticizers, softeners na lubricants.
2. N'ihi nkwụsi ike nke anụ ahụ na nke kemịkal dị mma, a pụkwara iji DMDBS mee ihe dị ka plasticizer na softener maka resins sịntetik, agba na mkpuchi.
3. A na-ejikwa DMDBS na-akwadebe ụfọdụ ngwaahịa rọba, dị ka akpụkpọ anụ artificial, akpụkpọ ụkwụ roba na ọkpọ mmiri.

Usoro:
Nkwadebe nke DMDBS na-enwetakarị site na esterification nke succinic acid na methanol. Maka usoro nkwadebe a kapịrị ọnụ, biko rụtụ aka na akwụkwọ nchịkọta organic dị mkpa.

Ozi nchekwa:
1. DMDBS bụ mmiri ọkụ na-ere ọkụ, na ekwesịrị ịkpachara anya iji zere kọntaktị na ọkụ na-emeghe na okpomọkụ dị elu mgbe ị na-echekwa na iji ya.
3. Mgbe a na-ejikwa ma na-echekwa DMDBS, ekwesịrị ịme usoro ikuku ikuku kwesịrị ekwesị iji zere ikuku ume nke vapors ya.
4. Ekwesịrị idobe DMDBS pụọ na oke okpomọkụ, ọkụ na-emeghe na oxidants, ma chekwaa ya n'ebe kpọrọ nkụ ma dị jụụ.


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