1,5-Naphthalenedisulfonic acid CAS 81-04-9

CAS:81-04-9

Molecular Formula:C10H8O6S2

Molecular Luj:288.3 ib

EINECS:201-317-9 ib

Synonyms:Naphthalin-1,5-disulfonsure; 1,5-phthalenedisulfonic acid; NAPHTHALEN-1,5-DISULFONIC ACID DISODIUM ntsev; naphthalene-1,5-disulphonic acid; SODIUM 1,5-NAPHTHALENEDISULFONATE DIBASIC; 1,5-Naphthalenedisulphonicacid; 1,5-naphthylenedisulfonicacid; 2-Naphthylaminedisulfonicacid; 1,5-NAPHTHALINEDISULFONIC ACID; 1,5-NAPHTHALENEDISULFONIC ACID; 1,5-NAPHTHALENEDISULFONIC ; ACID DISODIUM ntsev HYDRATE; 1,5-NAPHTHALEN DISULPHONATE

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Product Detail

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Khoom cim npe

1,5-Naphthalenedisulfonic acid CAS 81-04-9 yog dab tsi?

1,5-Naphthalenedionic acid dawb phaj zoo li muaju (nrog plaub molecules ntawm siv lead ua dej). Melting point 240-245 ℃ (anhydrous). Soluble hauv dej thiab ethanol, insoluble hauv ether. 1,5-Naphthalenedionic acid yog siv los ua ib qho nruab nrab rau dyes. Siv rau zus tau tej cov intermediates xws li 1,5-dihydroxynaphthalene thiab amino acids.

Specification

Yam khoom	Specification
Boiling point	400.53 ° C (kwv yees kwv yees)
Qhov ntom	1.7040 Nws
Melting point	242.5 ° C (kwv yees kwv yees)
pKa	-0.60 ± 0.40 (Tshaj tawm)
tiv taus	1.5630 (kwv yees)
Cia tej yam kev mob	Khaws hauv qab +30 ° C.

Daim ntawv thov

1,5-Naphthalenedionic acid yog siv los ua cov organic synthesis raw khoom thiab dye intermediate, 1,5-Naphthalenedionic acid yog siv rau dye synthesis, thiab Naphthalenedionic acid yog siv los ua ib qho nruab nrab rau dyes. Siv rau kev tsim cov khoom nruab nrab xws li 1,5-dihydroxynaphthalene thiab amino acids.