2-Butynoic Acid CAS 590-93-2 (Tetrolic Acid) Maʻemaʻe ≥98.0% (GC)

ʻO ka wehewehe pōkole:

Inoa Kemika: 2-Butynoic Acid

Synonyms: Tetrolic Acid

CAS: 590-93-2

Maʻemaʻe: ≥98.0% (GC)

ʻAno: Pale Yellow Crystalline Powder

Hoʻokaʻaʻike: Kauka Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

E hoʻouna i ka leka uila iā mākou

Huahana Huahana

Nā Huahana Pili

Huahana Huahana

wehewehe:

ʻO Shanghai Ruifu Chemical Co., Ltd. ka mea hana nui o 2-Butynoic Acid (Tetrolic Acid) (CAS: 590-93-2) me ke kūlana kiʻekiʻe.Hiki iā Ruifu Chemical ke hāʻawi aku i ka honua holoʻokoʻa, ke kumukūʻai hoʻokūkū, ka lawelawe maikaʻi loa, ka liʻiliʻi a me ka nui nui i loaʻa.Kūʻai 2-Butynoic Acid,Please contact: alvin@ruifuchem.com

Na Waiwai Kemika:

Inoa Kimia	2-Butynoic Acid
Nā huaʻōlelo like	ʻAka Tetrolic;Aka-2-ynoic Acid;1-Propynecarboxylic Acid;3-Methylpropiolic Acid
Kūlana Kūʻai	Ma ke Kahua, Hana Hana Kūʻai
Helu CAS	590-93-2
ʻĀpana Molekala	C4H4O2
Kaumaha Molecular	84.07 g/mol
Lae hehee	76.0~80.0 ℃(māmā)
Lae paila	200.0~203.0 ℃
ʻO ka mānoanoa	0.9641 g/cm3
Solubility i ka wai	50mg/mL, Mākaʻikaʻi a ʻEleʻele iki, ʻAʻohe waihoʻoluʻu a Melemele Loa
Ka hikiwawe	Hiki ke hoʻoheheʻe ʻia i loko o ka Methanol a me Chloroform
COA & MSDS	Loaʻa
Ke kumu	Shanghai, Kina
Brand	Kemika Ruifu

Nā kikoʻī:

Nā mea	Nā Kūlana Nānā	Nā hualoaʻa
Ka nana aku	Paleka Melemele Puka	Hoʻokō
Lae hehee	76.0~80.0 ℃	77.1 ℃
Wai na Karl Fischer	≤1.00%	0.13%
ʻAʻole maopopo	≤1.00%	0.02%
Acetic Acid	≤500ppm	Hoʻokō
Maʻemaʻe / Kaʻina Hanana	≥98.0% (GC)	98.89%
Infrared Spectrum	Kūlike i ka hoʻolālā	Hoʻokō
1 H NMR Spectrum	Kūlike i ka hoʻolālā	Hoʻokō
Ka hopena	Ua hoʻāʻo ʻia ka huahana a hoʻokō i nā kikoʻī i hāʻawi ʻia

Pūʻolo/Paʻa/Hoʻouna:

Pūʻolo:ʻO ka ʻōmole, ʻeke ʻeke alumini, 25kg / pahu pahu pahu, a i ʻole e like me ka makemake o ka mea kūʻai aku.
Kūlana mālama:E mālama i loko o kahi pahu paʻa.E kūʻai i loko o kahi hale kūʻai maloʻo, maloʻo (2 ~ 8 ℃) a me ka ventilated maikaʻi mai nā mea like ʻole.E pale i ka malamalama a me ka wai.
Hoʻouna:Hāʻawi i ka honua ma ka lewa, e FedEx / DHL Express.Hāʻawi wikiwiki a hilinaʻi hoʻi.

Pono:

ʻO ka mana kūpono: lawa nā lako a me nā ʻenehana

ʻOihana Hoʻonaʻauao: Hoʻokahi lawelawe kūʻai kūʻai

Puke OEM: Loaʻa ka pūʻolo maʻamau a me ka lepili

Hoʻouna wikiwiki: Inā i loko o ke kumukūʻai, ʻekolu lā hoʻouna i hōʻoia ʻia

Hoʻolako Paʻa: E mālama i ka waiwai kūpono

Kākoʻo ʻenehana: Loaʻa ka hopena ʻenehana

Hana Hana Hana Kuʻuna: Mai ka grama a hiki i ke kilo

Kūlana Kiʻekiʻe: Hoʻokumu i kahi ʻōnaehana hōʻoia maikaʻi piha

FAQ:

Pehea e kūʻai ai?E ʻoluʻolu e kelepona maiDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com

15 mau makahiki ʻike?Loaʻa iā mākou ma mua o 15 mau makahiki o ka ʻike i ka hana ʻana a me ka hoʻokuʻu ʻana aku i kahi ākea ākea o nā intermediates pharmaceutical kiʻekiʻe a i ʻole nā kemika maikaʻi.

Mākeke Nui?E kūʻai aku i ka mākeke kūloko, ʻAmelika ʻĀkau, ʻEulopa, India, Korea, Iapana, Australia, etc.

Nā pono?ʻO ke kūlana kiʻekiʻe, ke kumukūʻai kūpono, nā lawelawe ʻoihana a me ke kākoʻo ʻenehana, ka lawe wikiwiki ʻana.

ʻAno maikaʻiHōʻoiaʻiʻo?Pūnaehana hoʻomalu maikaʻi koʻikoʻi.ʻO nā lako ʻoihana no ka nānā ʻana ʻo NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

Nā laʻana?Hāʻawi ka hapa nui o nā huahana i nā laʻana manuahi no ka loiloi maikaʻi, pono e uku ʻia ke kumukūʻai e nā mea kūʻai aku.

Hooia Hale Hana?Welina mai ka loiloi hale hana.E ʻoluʻolu e hoʻopaʻa manawa ma mua.

MOQ?ʻAʻohe MOQ.ʻAe ʻia ke kauoha liʻiliʻi.

Manawa Hoʻouna? Inā i loko o ka waihona, ʻekolu lā hoʻouna ʻia.

Kaʻahele?Ma ka Express (FedEx, DHL), ma ka Air, ma ke Kai.

Nā palapala?Ma hope o ka lawelawe kūʻai: COA, MOA, ROS, MSDS, etc.

Hoʻohui Kuʻuna?Hiki ke hāʻawi i nā lawelawe synthesis maʻamau e kūpono i kāu mau pono noiʻi.

Kūkākūkā uku?E hoʻouna mua ʻia ka invoice Proforma ma hope o ka hōʻoia ʻana o ke kauoha, hoʻopili ʻia kā mākou ʻike panakō.Uku e T/T (Telex Transfer), PayPal, Western Union, etc.

590-93-2 - Pilikia a palekana:

Nā hōʻailona pōʻino C - ʻAiʻino
Nā Code Risk
R34 - Ke kumu o ke kuni
R20/21/22 - He pōʻino ma ka inhalation, pili me ka ʻili a inā ale ʻia.
Ka wehewehe palekana
S26 - Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
S27 - Wehe koke i nā lole i haumia.
S36/37/39 - E hoʻohana i nā lole pale kūpono, nā mīkina lima a me ka pale maka/maka.
S45 - Inā loaʻa ka pōʻino a i ʻole ka maikaʻi ʻole, e ʻimi koke i ka ʻōlelo aʻo kino (e hōʻike i ka lepili inā hiki.)
Nā ID UN UN 3261 8/PG 2
WGK Kelemānia 3
TSCA ʻAe
HS Code 2916190090
Papa Hazard 8
Hui Pūʻulu II

590-93-2 - Noi:

Hoʻohana ʻia ʻo 2-Butynoic Acid (Tetrolic Acid) (CAS: 590-93-2) ma ke ʻano he waena i ka synthesis organik a me nā lāʻau lapaʻau.Hoʻohana ʻia ia ma ke ʻano he synthon i nā ʻano hopena like ʻole, e komo pū ana me ka cylcoalkylation o nā phenols i nā flavones a me nā chromones.Hoʻopili ia i ka cyclization o gamma-butyrolactones.
2-Butynoic Acid nā ʻano ʻelua o nā alkynes a me nā waikawa carboxylic, a hiki ke hoʻokō i ka hōʻemi, hoʻohui, oxidation, esterification a me cyclization, a me ka hoʻokumu ʻana i nā paʻakai a me nā chlorides acid.
Hoʻohana ʻia i loko o ke ʻano o nā hopena e synthesize i nā fibers, e like me ka cyclic acylation o nā phenols i ka cyclic ketones a i ʻole chromones, a me ka cyclization o γ-butyrolactone.
Hiki ke hoʻohana ʻia ka 2-Butynoic Acid no ka hoʻomākaukau ʻana i ka dibromocrotonic acid, ethoxycrotonic acid, butynic acid ethyl ester, butynyl (acid) chloride a me butynyl (acid) amide.