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3536-49-0

3536-49-0 structure
3536-49-0 structure
  • Name: Patent Blue V calcium salt
  • Chemical Name: calcium,4-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]-6-hydroxybenzene-1,3-disulfonate
  • CAS Number: 3536-49-0
  • Molecular Formula: C27H32N2O7S2.1/2Ca
  • Molecular Weight: 1159.427
  • Catalog: Food additive Color protection agent
  • Create Date: 2018-07-16 19:14:10
  • Modify Date: 2025-08-22 12:13:56
  • Patent Blue V has been widely used in sentinel lymph node mapping. Patent Blue V is also a food coloring agent and an alternative dye for trypan blue (TB) in descemet membrane endothelial keratoplasty (DMEK)[1].
Name calcium,4-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]-6-hydroxybenzene-1,3-disulfonate
Synonyms Merantine Blue V
Acid Blue 3 calcium salt,Acid Blue V calcium salt,Food Blue 5
Patent Blue V and L
C.I. Acid Blue 3
Calcium bis(4-{[4-(diethylamino)phenyl][4-(diethyliminio)-2,5-cyclohexadien-1-ylidene]methyl}-6-hydroxy-1,3-benzenedisulfonate)
MFCD00038746
Patent Blue V calcium salt
Blue ZN 3
patent blue V
Solar Pure Blue VX
Ethanaminium, N-[4-[[4-(diethylamino)phenyl](5-hydroxy-2,4-disulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-, inner salt, calcium salt (2:1)
Carmine Blue V
Acid blue 3
Acidal Carmine V
EINECS 222-573-8
Schultz No. 826
Description Patent Blue V has been widely used in sentinel lymph node mapping. Patent Blue V is also a food coloring agent and an alternative dye for trypan blue (TB) in descemet membrane endothelial keratoplasty (DMEK)[1].
Related Catalog
References

[1]. Shin-Yi Chen, et al. Patent Blue V as an Alternative Stain for DMEK Grafts: Safety, Stain Retention, and Feasibility. Cornea. 2019 Oct;38(10):1322-1327.
Melting Point >300ºC
Molecular Formula C27H32N2O7S2.1/2Ca
Molecular Weight 1159.427
Exact Mass 1158.277100
PSA 315.28000
LogP 11.25880

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KH2752000
CAS REGISTRY NUMBER :
3536-49-0
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C54-H62-N4-O14-S4.Ca

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FAONAU FAO Nutrition Meetings Report Series. (Rome, Italy) No.?-57, 1948-77. Discontinued. Volume(issue)/page/year: 38B,71,1966
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FAONAU FAO Nutrition Meetings Report Series. (Rome, Italy) No.?-57, 1948-77. Discontinued. Volume(issue)/page/year: 38B,71,1966
Hazard Codes Xn
Risk Phrases 40
Safety Phrases 22-24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS KH2752000
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