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Product Name: Lacmoid
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33869-21-5

33869-21-5 structure

33869-21-5 structure

Name: Lacmoid
Chemical Name: 7-amino-8-(2,4-dihydroxyphenyl)-2-(2-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)-10H-phenoxazin-3-one,8-(2,4-dihydroxyphenyl)-7-hydroxy-2-(2-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)-10H-phenoxazin-3-one
CAS Number: 33869-21-5
Molecular Formula: C₁₂H₆Br₄N₂O₃
Molecular Weight: 545.80400
Catalog: Biochemical Biochemical reagent Acid-base indicator
Create Date: 2018-10-03 01:26:35
Modify Date: 2025-08-25 19:34:25

Name	7-amino-8-(2,4-dihydroxyphenyl)-2-(2-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)-10H-phenoxazin-3-one,8-(2,4-dihydroxyphenyl)-7-hydroxy-2-(2-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)-10H-phenoxazin-3-one
Synonyms	6-Amino-3-oxo-2.7-bis-<2,4-dihydroxy-phenyl>-3.12-dihydro-dibenzooxazin 1,2,4-triazolo[3,4-b][1,3,4]thiadiazol-6-amine,3-methyl 2-Amino-5-methyl<1,2,4>triazolo<3,4-b><1,3,4>thiadiazol 3-methyl[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-amine 3-methyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-ylamine 7-amino-2,8-bis-(2,4-dihydroxy-phenyl)-phenoxazin-3-one 6-Amino-3-methyl-s-triazolo<3,4-b><1,3,4>thiadiazol 6-amino-3-methyl-S-triazolo[3,4-b][1,3,4]thiadiazole Lacmoid

Melting Point	>250°C
Molecular Formula	C₁₂H₆Br₄N₂O₃
Molecular Weight	545.80400
Exact Mass	541.71100
PSA	66.16000
LogP	5.86280
Water Solubility	Solubility Sparingly soluble in water, ether; soluble in water, ethanol, methanol, amyl alcohol, Hacetone, acetic acid; practically insoluble in chloroform, benzene, petroleum ether

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	26-36
RIDADR	NONH for all modes of transport
WGK Germany	3
HS Code	2934999090

108-46-3 structure

108-46-3

~%

33869-21-5 structure

33869-21-5

Literature: Chemische Berichte, , vol. 96, p. 1579 - 1587

Precursor 1
108-46-3
DownStream 0

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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