Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Spiro(2H-imidazo(4,5-b)pyridine-2,3-(3H)indol)-2(1H)-one, 1,3-dihydro-1-acetyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

40323-53-3

40323-53-3 structure

40323-53-3 structure

Name: Spiro(2H-imidazo(4,5-b)pyridine-2,3-(3H)indol)-2(1H)-one, 1,3-dihydro-1-acetyl-
Chemical Name: 1'-acetylspiro[1,3-dihydroimidazo[4,5-b]pyridine-2,3'-indole]-2'-one
CAS Number: 40323-53-3
Molecular Formula: C₁₅H₁₂N₄O₂
Molecular Weight: 280.28100
Create Date: 2017-11-29 03:12:07
Modify Date: 2025-09-28 18:03:31

Name	1'-acetylspiro[1,3-dihydroimidazo[4,5-b]pyridine-2,3'-indole]-2'-one

Density	1.5g/cm3
Boiling Point	639.3ºC at 760 mmHg
Molecular Formula	C₁₅H₁₂N₄O₂
Molecular Weight	280.28100
Flash Point	340.4ºC
Exact Mass	280.09600
PSA	74.33000
LogP	2.00610
Index of Refraction	1.738

CHEMICAL IDENTIFICATION

RTECS NUMBER :: WH1312305

CHEMICAL NAME :: Spiro(2H-imidazo(4,5-b)pyridine-2,3'-(3H)indol)-2'(1' H)-one, 1,3-dihydro-1'-acetyl-

CAS REGISTRY NUMBER :: 40323-53-3

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C15-H12-N4-O2

MOLECULAR WEIGHT :: 280.31

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >50 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: IJSBDB Indian Journal of Chemistry, Section B: Organic Chemistry, Including Medicinal Chemistry. (Publications & Information Directorate, Council of Scientific and Industrial Research (CSIR), Hillside Rd., New Delhi 110 012, India) V.14B- 1976- Volume(issue)/page/year: 23,743,1984

HS Code	2933990090

452-58-4 structure

452-58-4

574-17-4 structure

574-17-4

~58%

40323-53-3 structure

40323-53-3

Literature: Joshi, Krishna C.; Chand, Pooran; Dandia, Anshu Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1984 , vol. 23, # 8 p. 743 - 745

Precursor 2
452-58-4 574-17-4
DownStream 0

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.