Shanghai Nianxing Industrial Co., Ltd
China
Product Name: D & C Red no. 30
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

DC Chemicals Limited
China
Product Name: D & C Red no. 30
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pigment Red 181
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

2379-74-0

2379-74-0 structure

2379-74-0 structure

Name: D & C Red no. 30
Chemical Name: oralith brilliant pink r
CAS Number: 2379-74-0
Molecular Formula: C₁₈H₁₀Cl₂O₂S₂
Molecular Weight: 393.30700
Catalog: Dyes and pigments dye Reduced dye
Create Date: 2018-03-14 08:00:00
Modify Date: 2025-09-03 02:03:06
D & C Red no. 30 is a red dye.

Name	oralith brilliant pink r
Synonyms	D C Red no. 30 6,6'-DICHLORO-4,4'-DIMETHYL-(2,2')BI(BENZO(B)THIOPHENYLIDENE)-3,3'-DIONE CRED30 AKA226 RED 30 Pink R fastpinky Threne Brilliant Pink R FDC Red No. 30 VatpinkR

Density	1.583g/cm3
Boiling Point	529.1ºC at 760mmHg
Molecular Formula	C₁₈H₁₀Cl₂O₂S₂
Molecular Weight	393.30700
Flash Point	273.8ºC
Exact Mass	391.95000
PSA	84.74000
LogP	6.09880
Vapour Pressure	2.78E-11mmHg at 25°C
Index of Refraction	1.751

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DL9825500

CHEMICAL NAME :: Benzo(b)thiophen-3(2H)-one, 6-chloro-2-(6-chloro-4-methyl-3-oxobenzo(b)thien-2(3H )-ylidene)-4-ethyl-

CAS REGISTRY NUMBER :: 2379-74-0

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C18-H10-Cl2-O2-S2

MOLECULAR WEIGHT :: 393.30

Safety Phrases	23-24/25
RTECS	DL9825500
HS Code	2934999090

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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