2-Butynoic Acid CAS 590-93-2 (Tetrolic Acid) Mimọ ≥98.0% (GC)
Shanghai Ruifu Chemical Co., Ltd jẹ olupilẹṣẹ ti 2-Butynoic Acid (Tetrolic Acid) (CAS: 590-93-2) pẹlu didara to gaju.Kemikali Ruifu le pese ifijiṣẹ agbaye, idiyele ifigagbaga, iṣẹ ti o dara julọ, kekere ati awọn iwọn olopobobo ti o wa.Ra 2-Butynoic Acid,Please contact: alvin@ruifuchem.com
Orukọ Kemikali | 2-Butynoic Acid |
Awọn itumọ ọrọ sisọ | Tetrolic acid;Ṣugbọn-2-ynoic Acid;1-Propynecarboxylic Acid;3-Methylpropiolic Acid |
Iṣura Ipo | Ni Iṣura, Iṣowo Iṣowo |
Nọmba CAS | 590-93-2 |
Fọọmu Molecular | C4H4O2 |
Òṣuwọn Molikula | 84,07 g / mol |
Ojuami Iyo | 76.0 ~ 80.0 ℃ (tan.) |
Ojuami farabale | 200.0 ~ 203.0 ℃ |
iwuwo | 0,9641 g / cm3 |
Solubility ninu Omi | 50mg/mL, Kedere si Irẹwẹsi Pupọ, Laini awọ si Irẹwẹsi pupọ |
Solubility | Tiotuka die-die ni kẹmika ati Chloroform |
COA & MSDS | Wa |
Ipilẹṣẹ | Shanghai, China |
Brand | Ruifu Kemikali |
Awọn nkan | Ayewo Standards | Esi |
Ifarahan | Bia Yellow Crystalline Powder | Ibamu |
Ojuami Iyo | 76.0 ~ 80.0 ℃ | 77.1 ℃ |
Omi nipa Karl Fischer | ≤1.00% | 0.13% |
Ti ko ṣe akiyesi | ≤1.00% | 0.02% |
Acetic Acid | ≤500ppm | Ibamu |
Mimọ / Analysis Ọna | ≥98.0% (GC) | 98.89% |
Infurarẹẹdi julọ.Oniranran | Ni ibamu si Eto | Ibamu |
1 H NMR julọ.Oniranran | Ni ibamu si Eto | Ibamu |
Ipari | Ọja naa ti ni idanwo & ni ibamu pẹlu awọn pato ti a fun |
Apo:Igo, apo apamọwọ Aluminiomu, 25kg / Paali Drum, tabi gẹgẹbi ibeere alabara.
Ipò Ìpamọ́:Tọju ni wiwọ titi eiyan.Fipamọ sinu itura, gbigbẹ (2 ~ 8℃) ati ile-itaja ti o ni afẹfẹ daradara kuro ninu awọn nkan ti ko ni ibamu.Dabobo lati ina ati ọrinrin.
Gbigbe:Firanṣẹ si agbaye nipasẹ afẹfẹ, nipasẹ FedEx / DHL Express.Pese ifijiṣẹ yarayara ati igbẹkẹle.
Bawo ni lati Ra?Jọwọ kan siDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Ọdun Iriri?A ni diẹ sii ju ọdun 15 ti iriri ni iṣelọpọ ati okeere ti ọpọlọpọ awọn agbedemeji elegbogi didara tabi awọn kemikali to dara.
Awọn ọja akọkọ?Ta si ọja ile, North America, Europe, India, Korea, Japanese, Australia, ati be be lo.
Awọn anfani?Didara to gaju, idiyele ifarada, awọn iṣẹ alamọdaju ati atilẹyin imọ-ẹrọ, ifijiṣẹ yarayara.
DidaraIdaniloju?Eto iṣakoso didara to muna.Awọn ohun elo ọjọgbọn fun itupalẹ pẹlu NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, bbl
Awọn apẹẹrẹ?Pupọ awọn ọja pese awọn apẹẹrẹ ọfẹ fun igbelewọn didara, idiyele gbigbe yẹ ki o san nipasẹ awọn alabara.
Ayẹwo ile-iṣẹ?Ayẹwo ile-iṣẹ kaabo.Jọwọ ṣe ipinnu lati pade ni ilosiwaju.
MOQ?Ko si MOQ.Ibere kekere jẹ itẹwọgba.
Akoko Ifijiṣẹ? Ti o ba wa laarin ọja iṣura, iṣeduro ifijiṣẹ ọjọ mẹta.
Gbigbe?Nipa Express (FedEx, DHL), nipasẹ Air, nipasẹ Okun.
Awọn iwe aṣẹ?Lẹhin iṣẹ tita: COA, MOA, ROS, MSDS, ati bẹbẹ lọ ni a le pese.
Aṣa Synthesis?Le pese awọn iṣẹ iṣelọpọ aṣa lati baamu awọn iwulo iwadii rẹ dara julọ.
Awọn ofin sisan?Iwe risiti Proforma yoo firanṣẹ ni akọkọ lẹhin ijẹrisi aṣẹ, ti ifi alaye banki wa sinu.Isanwo nipasẹ T/T (Telex Gbigbe), PayPal, Western Union, ati bẹbẹ lọ.
Awọn aami ewu C - Ibajẹ
Awọn koodu ewu
R34 - Okunfa Burns
R20/21/22 - Ipalara nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe.
Apejuwe Abo
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S27 - Mu gbogbo aṣọ ti o ti doti kuro lẹsẹkẹsẹ.
S36/37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju.
S45 - Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.)
UN ID UN 3261 8/PG 2
WGK Germany 3
TSCA Bẹẹni
HS koodu 2916190090
Ewu Kilasi 8
Iṣakojọpọ Ẹgbẹ II
2-Butynoic Acid (Tetrolic Acid) (CAS: 590-93-2) ni a lo bi agbedemeji ni iṣelọpọ Organic ati awọn oogun.O jẹ lilo bi synthon ni ọpọlọpọ awọn aati, eyiti o pẹlu cylcoalkylation ti phenols si awọn flavones ati awọn chromones.O ṣe alabapin ninu cyclization ti gamma-butyrolactones.
2-Butynoic Acid ni awọn abuda meji ti alkynes ati awọn acids carboxylic, ati pe o le ṣe idinku, afikun, oxidation, esterification ati cyclization, ati dida awọn iyọ ati awọn chloride acid.
Ti a lo ninu lẹsẹsẹ awọn aati lati ṣajọpọ awọn okun, gẹgẹbi iṣipopada cyclic ti phenols si awọn ketones cyclic tabi awọn chromones, ati gigun kẹkẹ ti γ-butyrolactone.
2-Butynoic Acid le ṣee lo fun igbaradi ti dibromocrotonic acid, ethoxycrotonic acid, butynic acid ethyl ester, butynyl (acid) chloride ati butynyl (acid) amide.
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