HONB CAS 21715-90-2 N-Hydroxy-5-Norbornene-2,3-Dicarboximide Purity > 99.0% (HPLC) Coupling Reagent

Lus piav qhia luv luv:

N-Hydroxy-5-Norbornene-2,3-Dicarboximide

Synonyms: HONB

CAS: 21715-90-2 Nr

Purity:> 99.0% (HPLC)

Dawb rau Off-White Crystalline Hmoov

Coupling Reagents, Siab Zoo

Hu rau: Dr. Alvin Huang

Txawb/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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Product Detail

Yam khoom

Khoom cim npe

Nqe lus piav qhia:

Shanghai Ruifu Chemical Co., Ltd. yog cov chaw tsim khoom ntawm N-Hydroxy-5-Norbornene-2,3-Dicarboximide (HONB) (CAS: 21715-90-2) nrog cov khoom zoo.Ruifu Chemical muab cov txheej txheem tiv thaiv reagents thiab coupling reagents.Ruifu tuaj yeem muab kev xa khoom thoob ntiaj teb, tus nqi sib tw, me me thiab ntau ntau muaj.Muas HONB,Please contact: alvin@ruifuchem.com

Chemical Properties:

Tshuaj npe	N-Hydroxy-5-Norbornene-2,3-Dicarboximide
Synonyms	HONB;N-Hydroxy-5-Norbornene-2.3-Dicarboxylic imide;N-Hydroxybicyclo[2.2.1]hept-5-ene-2,3-Dicarboxylic Acid imide;N-Hydroxy-5-Norbornene-2,3-Dicarboxylic acid imide;2-Hydroxy-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione
Tshuag xwm txheej	Hauv Tshuag, Kev Tsim Khoom Loj
CAS Nr	21715-90-2
Molecular Formula	C9H9NO3
Molecular Luj	179.18 g / mol
Melting Point	164.0 ~ 170.0 ℃ (lit.)
Qhov ntom	1.574 ib
Solubility hauv dej	Yuav luag Transparency
Cia Temp.	Qhov chaw txias & qhuav (2 ~ 8 ℃)
COA & MSDS	Muaj
Qeb	Coupling Reagents
Hom	Ruifu Tshuaj

Specifications:

Cov khoom	Kev soj ntsuam Standards	Cov txiaj ntsig
Qhov tshwm sim	Dawb rau Off-White Crystalline Hmoov	Ua raws
Melting Point	164.0 ~ 170.0 ℃	164.0 ~ 166.0 ℃
Dej los ntawm Karl Fischer	<0.50%	0.26%
Sulfate	<1.00%	0.7%
Chloride	<0.10%	0.08%
Purity / Analysis Method	> 98.0% (HPLC)	99.1%
Infrared Spectrum	Raws li tus qauv	Ua raws
1 H NMR Spectrum	Raws li tus qauv	Ua raws
Solubility hauv EtOH	Ntshiab, 50mg / ml	Hla
Xaus	Cov khoom tau raug kuaj & ua raws li cov lus qhia tshwj xeeb

Pob / Cia /Kev xa khoom:

Pob:Lub raj mis, Aluminium ntawv ci hnab, 25kg / Cardboard Nruas, los yog raws li tus neeg yuav tsum tau muaj.
Cia txias:Khaws rau hauv cov thawv ntim khoom ntawm qhov txias thiab qhuav (2 ~ 8 ℃) warehouse kom deb ntawm cov khoom tsis sib xws.Tiv thaiv los ntawm lub teeb thiab noo noo.
Shipping:Xa mus thoob ntiaj teb los ntawm FedEx / DHL Express.Muab kev xa khoom sai thiab txhim khu kev qha.

Qhov zoo:

Muaj peev xwm txaus: Muaj cov chaw txaus thiab cov kws tshaj lij

Kev Pabcuam Kev Ua Haujlwm: Ib qho kev pabcuam kev yuav khoom

Pob OEM: Kev cai pob thiab daim ntawv lo muaj

Kev xa khoom sai: Yog tias nyob hauv Tshuag, peb hnub xa khoom lav

Stable Supply: Khaws cov khoom tsim nyog

Kev them nyiaj yug Technical: Technology tov muaj

Kev Pabcuam Synthesis: Ntau yam ntawm grams mus rau kilos

High Quality: Tsim kom muaj kev ruaj ntseg zoo

FAQ:

Yuav Yuav Li Cas?Thov hu rauDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com

15 Xyoo Kev Paub?Peb muaj ntau tshaj li 15 xyoo ntawm kev paub nyob rau hauv kev tsim thiab export ntawm ib tug ntau yam ntawm zoo tshuaj intermediates los yog zoo tshuaj.

Kev lag luam loj?Muag rau kev lag luam hauv tsev, North America, Europe, India, Kauslim, Nyiv, Australia, thiab lwm yam.

Qhov zoo?Superior zoo, tus nqi pheej yig, kev pabcuam tshaj lij thiab kev txhawb nqa kev pabcuam, xa khoom sai.

ZooKev lees paub?Kev tswj xyuas nruj nruj.Cov cuab yeej tshaj lij rau kev txheeb xyuas suav nrog NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, thiab lwm yam.

Cov qauv?Cov khoom lag luam feem ntau muab cov qauv dawb rau kev soj ntsuam zoo, tus nqi thauj khoom yuav tsum tau them los ntawm cov neeg siv khoom.

Factory Audit?Lub Hoobkas tshawb xyuas txais tos.Thov teem caij ua ntej.

MOQ?Tsis muaj MOQ.Kev txiav txim me me tau txais.

Lub sij hawm xa tuaj? Yog hais tias nyob rau hauv Tshuag, peb hnub shipping guaranteed.

Kev thauj mus los?Los ntawm Express (FedEx, DHL), los ntawm Cua, los ntawm hiav txwv.

Cov ntaub ntawv?Kev pab cuam tom qab muag: COA, MOA, ROS, MSDS, thiab lwm yam tuaj yeem muab tau.

Kev cai Synthesis?tuaj yeem muab cov kev pabcuam sib xyaw ua ke kom haum rau koj cov kev xav tau tshawb fawb.

Cov nqe lus them nqi?Proforma invoice yuav raug xa ua ntej tom qab kev pom zoo ntawm kev txiav txim, kaw peb cov ntaub ntawv hauv tuam txhab nyiaj.Kev Them Nyiaj los ntawm T / T (Telex Transfer), PayPal, Western Union, thiab lwm yam.

21715-90-2 - Risk thiab Safety:

Hazard Symbols Xi - Irritant
Risk Codes
36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij.
Kev nyab xeeb piav qhia
S26 - Nyob rau hauv rooj plaub ntawm qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob.
S36 - Hnav khaub ncaws tiv thaiv zoo.
WGK Germany 3
TSCA Yes

Daim ntawv thov:

N-Hydroxy-5-Norbornene-2,3-Dicarboximide (HONB) (CAS: 21715-90-2) yog siv rau hauv cov tshuaj-theem peptide synthesis.Siv nyob rau hauv cov synthesis ntawm enkephalin analogs.HONB tau tshaj tawm tias nws cov nyhuv zoo dua li N-Hydroxysuccinimide (HOSu, NHS).Hauv peptide synthesis, nws yog ib qho reagent zoo rau kev sib txuas nrog DCC.HONB txo qis racemization hauv peptide synthesis thiab inhibits tsim N-acylureas.Tsim, thiab tau txais cov txiaj ntsig zoo peptide;Cov chloroformate sib raug zoo tuaj yeem siv los qhia ntau hom amino tiv thaiv pawg.