2-Butynoic Acid CAS 590-93-2 (Tetrolic Acid) Pure ≥98.0% (GC)
Ko Shanghai Ruifu Chemical Co., Ltd. te kaihanga matua o te 2-Butynoic Acid (Tetrolic Acid) (CAS: 590-93-2) me te kounga teitei.Ka taea e Ruifu Chemical te tuku i te ao, te utu whakataetae, te ratonga pai, te iti me te rahinga e waatea ana.Hoko 2-Butynoic Acid,Please contact: alvin@ruifuchem.com
Ingoa matū | 2-Butynoic acid |
Nga kupu taurite | Waikawa Tetrolic;Engari-2-ynoic waikawa;1-Propynecarboxylic waikawa;3-Methylpropiolic Waikawa |
Tūnga Taonga | I roto i te Stock, Production Arumoni |
Tau CAS | 590-93-2 |
Tātai rāpoi | C4H4O2 |
Taumaha rāpoi | 84.07 g/mol |
Iwi Whakarewa | 76.0~80.0℃(marama) |
Kohuatanga | 200.0~203.0 ℃ |
Kiato | 0.9641 g/cm3 |
Wairewa i te wai | 50mg/mL, He Maama ki te Tino Kohu Puku, Karekau ki te Tino Kowhai Kowhai |
Wairewa | He iti te whakarewa ki te Methanol me te Chloroform |
COA & MSDS | Kei te waatea |
Taketake | Shanghai, Haina |
Waitohu | Ruifu Chemical |
Nga taonga | Nga Paerewa Tirotiro | Hua |
Te ahua | Paura Kowhai Kowhai Kowhai | Ka tutuki |
Iwi Whakarewa | 76.0~80.0 ℃ | 77.1℃ |
Wai na Karl Fischer | ≤1.00% | 0.13% |
Kare e kitea | ≤1.00% | 0.02% |
Waikawa Acetic | ≤500ppm | Ka tutuki |
Te Maama / Tikanga Tatauria | ≥98.0% (GC) | 98.89% |
Spectrum Infrared | He rite ki te Hanganga | Ka tutuki |
1 H NMR Spectrum | He rite ki te Hanganga | Ka tutuki |
Whakamutunga | Kua whakamatauria te hua me te whai ki nga whakaritenga kua tohua |
Mōkī:Pounamu, Peeke konumohe konumohe, 25kg / Cardboard Drum, kia rite ranei ki te hiahia a te kaihoko.
Tikanga Rokiroki:Rokiroki i roto i te ipu kati kati.Rokiroki i roto i te whare putunga hauhautanga, maroke (2~8 ℃) me te hau pai kia matara atu i nga matū hotokore.Tiaki i te marama me te makuku.
Tukunga:Tukuna ki te ao ma te rangi, ma te FedEx / DHL Express.Whakaratohia te tuku tere me te pono.
Me pehea te hoko?Whakapā maiDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 tau te wheako?Neke atu i te 15 tau o matou wheako ki te hanga me te kaweake i te whānuitanga o nga momo takawaenga rongoa kounga teitei, matū pai ranei.
Nga maakete matua?Hokona ki te maakete kaainga, Amerika Te Tai Tokerau, Uropi, Inia, Korea, Hapani, Ahitereiria, aha atu.
Nga painga?Ko te kounga teitei, te utu utu, nga ratonga ngaio me te tautoko hangarau, te tuku tere.
KoungaWhakapumautanga?Pūnaha whakahaere kounga tino.Ko nga taputapu ngaio mo te tātari ko te NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
Tauira?Ko te nuinga o nga hua e whakarato ana i nga tauira kore utu mo te aromatawai kounga, me utu nga utu kaipuke e nga kaihoko.
Te arotake a wheketere?Nau mai te arotake wheketere.Whakaritea he hui i mua.
MOQ?Kaore he MOQ.Ka whakaaetia te ota iti.
Wā Tukunga? Mena kei roto i nga taonga, e toru nga ra ka whakamanahia te tuku.
Te kawe waka?Ma te Express (FedEx, DHL), ma te Air, ma te Moana.
Tuhinga?I muri i te ratonga hokohoko: COA, MOA, ROS, MSDS, me etahi atu ka taea te whakarato.
Whakaritenga Whakaritenga?Ka taea te whakarato ratonga whakahiato ritenga kia pai ai to hiahia rangahau.
Nga tikanga utu?Ko te nama Proforma ka tukuna tuatahi i muri i te whakapumautanga o te ota, ka kohia o maatau korero peeke.Te utu ma te T/T (Telex Transfer), PayPal, Western Union, etc.
Nga Tohu Whakamate C - Hakairi
Waehere Morearea
R34 - He weranga
R20/21/22 - He kino ma te horomia, ka pa ki te kiri me te horomia.
Whakaahuatanga Haumaru
S26 - Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S27 - Wewetehia nga kakahu poke katoa.
S36/37/39 - Mau kakahu whakamarumaru tika, karapu me te whakamarumaru kanohi/kanohi.
S45 - Ki te aituā, ki te kore koe e pai, rapua he tohutohu hauora (whakaatuhia te tapanga ina taea.)
UN ID UN 3261 8/PG 2
WGK Tiamana 3
TSCA Ae
Waehere HS 2916190090
Koehe morearea 8
Roopu Tapaki II
2-Butynoic Acid (Tetrolic Acid) (CAS: 590-93-2) ka whakamahia hei takawaenga i roto i te whakahiato waro me nga rongoa.Ka whakamahia hei synthon i roto i nga momo tauhohenga, tae atu ki te cylcoalkylation o nga phenols ki nga flavones me nga chromones.Kei roto i te huringa o te gamma-butyrolactones.
Ko te 2-Butynoic Acid e rua nga ahuatanga o te alkynes me te waikawa carboxylic, a ka taea te kawe i te whakaheke, te taapiri, te oxidation, te esterification me te cyclization, me te hanganga o nga tote me nga waikawa waikawa.
Ka whakamahia i roto i te raupapa tauhohenga ki te whakahiato muka, penei i te acylation cyclic o phenols ki cyclic ketones, chromones ranei, me te cyclization o γ-butyrolactone.
Ka taea te whakamahi i te 2-Butynoic Acid mo te whakarite i te waikawa dibromocrotonic, te waikawa ethoxycrotonic, te waikawa butynic ethyl ester, te butynyl (waikawa) chloride me te butynyl (waikawa) amide.
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