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APIs thiab Intermediates
Fmoc-L-Gln-OH CAS 71989-20-3

Fmoc-L-Gln-OH CAS 71989-20-3

CAS Nr .: 71989-20-3
Cov roj formula: C20H20N2O5
Molecular Luj: 368.38
EINECS NO: 276-254-3
MDL Nr.: MFCD00037137

Txhawb tshuaj

Product Description:

Khoom npe: Fmoc-L-Gln-OH CAS 71989-20-3

 

Synonyms:

Na-(9-Fluorenylmethoxycarbonyl)-L-glutamine;

FMOC-L-GLUTAMINE;

L-GLUTAMINE-N-FMOC;

 

Chemical & Physical Properties

Cov tsos mob: Dawb crystalline hmoov

Assay: Ntau dua lossis sib npaug li 98%

Melting point: 220℃(dec.) (lit.)

Kub taw tes: 498.73℃(nrawm kwv yees)

Kev sib hloov tshwj xeeb: -18℃(c=1, DMF)

Qhov ceev: 1.3116 (nruab nrab kwv yees)

Refractive index: -18℃(C{1}}, DMF)

Cia tej yam kev mob: 2-8 degree

Solubility: N, n-DMF yuav luag pob tshab

Acidity coefficient (pKa): 3.73 ± 0.10

 

Cov ntaub ntawv kev nyab xeeb

Cov nqe lus pheej hmoo: R36/37/38

Kev Tshaj Tawm Txog Kev Nyab Xeeb: S24/25

WGK Germany: 3

Hazard Codes: Xis

HS Code: 2924299090

 

Yog tias koj txaus siab rau peb cov khoom lossis muaj lus nug, thov koj xav tiv tauj peb!

 

Cov khoom raws li patent yog muab rau R & D lub hom phiaj nkaus xwb. Txawm li cas los xij, lub luag haujlwm kawg tsuas yog nrog tus neeg yuav khoom.

Cim npe nrov: fmoc-l-gln-oh cas 71989-20-3, tuam ntxhab, lwm tus muag khoom, Hoobkas, yuav, hauv Tshuag

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