C.I. Pigment Red 4

Names

[ Name ]:
C.I. Pigment Red 4

[Synonym ]:
1-(2-Chlor-4-nitro-phenlazo)-naphthol-(2)
blazingred
flametones
1-(2-chloro-4-nitro-1-phenylazo)-2-hydroxynaphthalene
1-(2-chloro-4-nitro-phenylazo)-[2]naphthol
CRED36
AKA228
RED 36
2-Napthol
EINECS 220-562-2
Permanent Red 2B
(2-Chlor-4-nitro-benzol)-(1 azo 1)-naphthol-(2)
Red 48
redno.228
1-(2-Chlor-4-nitro-phenylazo)-[2]naphthol
PigMent Red 4
1-[(2-chloro-4-nitrophenyl)azo]-2-naphthalenol
MFCD00059095

Chemical & Physical Properties

[ Density]:
1.45 g/cm3

[ Boiling Point ]:
496.7ºC at 760 mmHg

[ Melting Point ]:
276ºC

[ Molecular Formula ]:
C₁₆H₁₀ClN₃O₃

[ Molecular Weight ]:
327.72200

[ Flash Point ]:
254.2ºC

[ Exact Mass ]:
327.04100

[ PSA ]:
90.77000

[ LogP ]:
6.04560

[ Vapour Pressure ]:
4.25E-13mmHg at 25°C

[ Index of Refraction ]:
1.684

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QL3436000

CHEMICAL NAME :: 2-Naphthol, 1-((2-chloro-4-nitrophenyl)azo)-

CAS REGISTRY NUMBER :: 2814-77-9

BEILSTEIN REFERENCE NO. :: 0930971

LAST UPDATED :: 199701

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C16-H10-Cl-N3-O3

MOLECULAR WEIGHT :: 327.74

WISWESSER LINE NOTATION :: L66J BNUNR BG DNW& CQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 5 ug/plate

REFERENCE :: ESKGA2 Eisei Kagaku. Hygienic Chemistry. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1953- Volume(issue)/page/year: 29,212,1983 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2108 No. of Facilities: 1556 (estimated) No. of Industries: 16 No. of Occupations: 16 No. of Employees: 11138 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2108 No. of Facilities: 1733 (estimated) No. of Industries: 10 No. of Occupations: 18 No. of Employees: 16211 (estimated) No. of Female Employees: 2518 (estimated)

Safety Information

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
36

[ Safety Phrases ]:
26

[ RTECS ]:
QL3436000

[ HS Code ]:
2928000090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2928000090

[ Summary ]:
2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%